REPLACEMENT PARTS PRICE SHEET

RPPS-2R-CDA EFFECTIVE: JULY 1, 2015 CAST IRON BOILERS CANADA REPLACEMENT PARTS PRICE SHEET NOTE: This replacement parts sheet contains those items most frequently required as replacement parts. For Price and availability of parts not listed, please contact the Smith Customer Service Department at (905) 670-5888. INDEX PAGE Terms & Conditions...2 GC160...3-7 GBX Series...8-11 GVX Series...12-13 GSX Series...14-16 19A/19HE Series...17-18 28A/28HE/RTSHE Series...19-21 Accessories...22 DISCONTINUED GB100 Series...23-24 GV100 Series...25-26 GS110 Series...27-28 GB250 Series...29-31 GB300 Series...32-35 8 Series...36-38 CAST IRON BOILERS CANADA 7555 TRANMERE DRIVE, MISSISSAUGA, ONTARIO L5S 1L4 CANADA TEL. (905) 670-5888 FAX (905) 670-5782 www.smithboiler.com www.mesteksa.com

TERMS AND CONDITIONS OF SALE REPAIR PARTS PRICE SHEET All orders are subject to acceptance by the general Sales Department, Mississauga, Ontario. No liability shall be incurred by Mestek Canada if manufacture or delivery is prevented by strikes, fires, delays of carriers or other delays unavoidable or beyond its reasonable control or by inability to obtain materials. Prices quoted herein supersede all prior price lists and are subject to change without notice. Prices are TAXES EXTRA, any taxes which may be payable on the manufacture, sale or delivery of the merchandise covered by this price book will be billed to the buyer. PAYMENT TERMS: Cash discount is 2% - 15th of the month following, net 30th. Interest at the current prime rate of 2% per month will be charged on all past due accounts. An order for items included in this price book for which invoice prices aggregate less the $25.00 net will be billed at $25.00. FREIGHT TERMS: Prices quoted herein are F.O.B. our Mississauga plant. Freight will be allowed as follows: Shipping weights supplied in the price book are approximate, for buyer s convenience only, and are not guaranteed. We reserve the choice of transportation facilities and shipping point. Freight allowances are subject to change without notice. DELIVERY: Delivery to the initial carrier shall constitute delivery to the buyer. The seller s responsibility ceases upon delivery in good order to such carrier, and all merchandise is shipped at the buyer s risk. The buyer is urged to examine all deliveries before signing transportation receipts. If merchandise is visibly damaged, the buyer should insist that written confirmation of the damage be noted on the freight bill by the agent of the carrier. If damage is discovered after unpacking, the carrier should be notified at once so that inspection can be made and the claimed damage substantiated by the carrier. RETURN MATERIAL POLICY: No material, whether new, used or alleged defective, may be returned without prior written authorization from the company. New and used equipment of current manufacture may be returned, freight prepaid after written authorization has been received. In such cases, credit will be allowed, less 20% handling and/or inspection charges if the equipment is received free of shipping or other damage. Material arriving at Mestek Canada plants not properly tagged will be refused. PROCEDURE FOR OBTAINING AUTHORIZATION TO RETURN MATERIAL: The customer or Mestek Canada Representative will request an Authorization to Return Material tag. A separate tag will be issued for each item to be returned. All information requested on the tag must be supplied, if applicable, in order that the request may be processed promptly. The original tag will be torn off and retained by the customer for his records. The remaining two copies will be returned to Mestek Canada, Mississauga, Ontario, along with the returned material. WARRANTY CLAIMS: Claims made under warranty on equipment thereof manufacturer by Mestek Canada after the warranty has expired will be considered on the basis of 6 month shelf time prior to the date of installation. Claims made on equipment of parts thereof manufactured by Mestek Canada after this time frame will only be considered after claimant furnishes notarized bill of sales showing that the date of installation was within the warranty period. LABOR CLAIMS AND ALLOWANCES: as specified in the limited warranty, no labor allowances will be made for the replacement of warranty materials claimed defective 2

GC-160 GC-160 SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 1 Cable UL Ignitor CONN 90 60504206 $15.00 12 Sensor NTC 10 KOHM 1/8" 62111017 $19.00 2 Nut Zinc Coated 6MA 60802005 1.00 13 Gasket Copper 1/8" SP 1.5 60803027 1.00 3 Silicone Pipe 60320001 29.00 14 Silicone Tap 61405025 2.00 4 Tee for Dry Water Condensation 61405036 2.00 15 Screw 6 x 35 Zinc TC-CR 60801116 1.00 5 Spark Generator NO Cable UL 60510022 90.00 16 Washer 60803011 2.00 6 Sensor NTC 10 KOHM 17 Bracket Siphon 60406074 8.00 62111016 15.00 A KLIP DIAM.22 18 O-Ring Siphon 60702055 1.00 7 Copper Pipe D22 M/F 3/4" G-1" G 62622011 71.00 Screw Selftapping 19 8 3/4" Ring Nut 60802018 2.00 Pressure Switch Bracket 60801043 1.00 9 O-Ring Primary Heat Exchanger 60702030 1.00 20 Siphon 62630136 9.00 10 Primary Heat Exchanger Screw Selftapping 62649004 1,625.00 21 C.R.R. ASME Pressure Switch 60801100 1.00 11 Gasket EPDM 60702047 5.00 22 Spring 60806020 1.00 3

GC-160 GC-160 SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 23 Pressure Switch 62113041 $87.00 24 Bracket Pressure Switch 60406092 8.00 25 Polyetylene Pipe L=1000 60322012 8.00 26 Sealing Chamber Door 60402037 36.00 27 1" G Gasket 60701001 1.00 28 Pump Grundfos UP 15/58U BRUTE 29 Copper Pipe D22 Return Sealing Chamber 62301031 358.00 62622012 35.00 30 Sensor Flue Gas 62111015 26.00 32 Screw 4.8x19 Sinc AF TC-CR UN16954 60801132 1.00 33 Plug for Flue Air Fitting 61405164 1.00 34 O-Ring Flue Air Fitting Plug 60702052 1.00 35 Discharge RACCORD PP 61405160 9.00 36 Gasket Round Sponge D.3,5 MM IP44 S3 60702035 2.00 37 Automatic Air Vent 61206001 21.00 38 3/8 Male to 1/8 NPT Female Bushing 60101119 21.00 39 Gasket EPDM D38 F20 SP6 60703033 $3.00 40 Wall Mounting Bracket 60411085 18.00 41 Screw Selftapping 5 X 50 wood 60801097 1.00 42 EXP Tank LT 8 561X203X80 RETT. 62201005 142.00 43 Glass Window with Gasket 60815012 5.00 44 3/8" G Gasket 60701005 1.00 45 Fairlead 6 Poles Silicone 61102006 4.00 46 EXP Tank Pipe 62625064 22.00 47 Plastic Cap TPP 8.5 61405219 2.00 48 Tank Sensor 62110071 29.00 49 External jacket 500x840x245 62610067 179.00 50 Door Support 61405167 1.00 51 Door ABS 62610065 11.00 52 Conversion Kit LP to Natural 62630152 12.00 53 Conversion Kit Natural to LP 62630151 12.00 56 Burner Head 62629036 262.00 57 Extrusion Burner Head 61504029 4.00 58 Therm. Insulation Vermiculite 60909008 14.00 59 Gasket Sil. 60703032 9.00 4

GC-160 SERIES REPLACEMENT PARTS GC-160 Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 60 Base Manifold Air Aluminum 61404108 $49.00 69 Fan 61901029 $278.00 61 Gasket Sil. Manifold Fan 60703030 3.00 70 Back Flue Gas Preventer 61405174 2.00 62 Screw Selftapping 71 O-Ring 3825 Sil 60702051 10.00 60801136 1.00 4 X12 TC S-TT UNI-8112 72 Cover Manifold Air Aluminum 61404109 15.00 63 Manifold Air Cutted 62651016 15.00 Screw Selftapping 73 64 Mixer Air/Gas 61404114 15.00 4X10 TC S-TT UNI-8112 60801080 1.00 65 O-Ring 3350 60702049 2.00 74 Selftapping Bolt 60801111 2.00 66 O-Ring 3200 60702048 1.00 75 Gasket Frizite 60701013 1.00 67 Diaphragm 9 Holes D.10 60408261 8.00 76 Glass Pirex 60815011 2.00 68 O-RING 165 NBR 3,53 x 61,91 60702056 1.00 77 Flange 60404253 1.00 Bottom of the boiler for 160C and 160OC models 5

GC-160 GC-160 SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 78 Screw Selftapping 4X8 TC S-TT UNI-8112 60801081 $1.00 79 Left Ignition Electrode 60505022 12.00 80 Right Ignition Electrode 60505023 12.00 81 Detection Electrode 60505024 10.00 82 Screw 5X12 Hexagonal Head 60801102 1.00 83 Spring Mixer 60406069 8.00 84 O-Ring Gas Pipe 60702050 1.00 85 Gas Pipe (SIT) 62624125 40.00 86 Gasket 3/4P Gas Pipe 60701006 1.00 87 Screw 4X10 Zinc TC-CR 60801014 1.00 88 Flange Gas 32X32 3/4P 60101224 21.00 89 O-Ring Gas Valve 60702029 1.00 90 Gas Valve SIGMA848 120v 61201040 231.00 91 Bolt 5X12 Cross Head 60801021 1.00 92 Pipe D18 F/F 3/4P-3/4P SIT USA 62623249 9.00 93 Control Knob S3 62103009 4.00 94 O-Ring Control Knob 60702041 $1.00 95 Front Interface 61405203 11.00 96 Tree Potmeter-Knob 61405151 1.00 97 Keys Rubber 3 Positions 61405190 4.00 98 Pressure Gauge DIAM.38-01/4" PSI 62102009 21.00 99 Gas Valve Service Switch 60506019 14.00 100 Base Electrical Box 61405184 19.00 101 Fairlead SX 61405186 2.00 102 Fairlead DX 61405188 2.00 103 Power Control Board PHC 120v 62110076 491.00 104 Screw 4X8 Zinc 60801138 1.00 105 Junction Board 45 60507056 113.00 106 Interface OPENTERM 62118015 68.00 107 Cover Electrical Box 61405185 20.00 108 Fairlead 7 Exit 61103011 7.00 109 Cover Junction Box 61405189 9.00 6 Bottom side of the 160-B model

GC-160 SERIES REPLACEMENT PARTS GC-160 Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 110 Pipe Supply Sealing Chamber 62623246 $22.00 136 By-Pass Pipe 60305073 $21.00 111 3 Way Valve Motor 120V 61203015 83.00 137 O-Ring 4075 EPDM 3,53 X 18,64 60702054 1.00 112 Plug Piston Body OT. 61202024 41.00 138 Front Therm. Insulation 60901022 4.00 113 Spring FORCK 3V 60808002 2.00 139 Rear Therm. Insulation 60901023 4.00 114 Upper Piston 61202027 30.00 140 Bracket Hexagonal Holes short 60440008 8.00 115 Hydronic Supply Group. 61408005 184.00 141 Bracket Hexagonal Holes Long 60440009 9.00 116 Heating Pressure Switch 62113035 25.00 142 Nipple OTT 3/4NPT-3/4P USA 60110025 25.00 117 Gasket Copper 1/4P 60704003 1.00 143 Bracket Hexagonal Hole Small 60411117 3.00 Screw 5X18 Zinc 144 1/2" G Gasket 60701004 1.00 118 60801134 1.00 TC-ES-INC UNI5931 Fairlead PA 107 Screw 145 61101001 2.00 119 ASME Safety Relief Valve 61205010 58.00 HILO 3,5X14,5 120 Elbow Brass 3/4P F 1/2P 60101247 14.00 146 Connection Brass 3/4P to 1P 60101011 6.00 121 Cover Piston Heating 61202025 39.00 147 Connection Brass 1/2P to 1P 60101225 20.00 122 Piston Heating Side 61202028 25.00 148 3/4" Nut 60802018 2.00 123 Plug Brass 1/4P M with O-Ring 60107005 4.00 149 Screw 6X8 Zinc TC-CR DIN7985 60801135 1.00 124 Nipple OT 1" 22X1,5 MM 60110028 21.00 150 Copper Pipe 1" Gas to 3/4" 60310002 11.00 125 O-Ring 2075 EPDM 1,78 X 18,77 60702036 1.00 151 Supply Pipe (Boiler Only Units) 62623248 22.00 126 Hydronic Return Group 61408007 170.00 Hydronic Supply Group 152 127 By-Pass Valve 61202026 6.00 (Boiler only units) 61408008 42.00 128 3/4" Male Cap 60701006 1.00 153 1/2P Cap 60101124 3.00 129 Domestic Heat Exchanger 62653003 1,018.00 154 1/2"-1/4" FF Brass Fitting 60101193 19.00 130 Sensor Heat Exchanger 62110052 17.00 155 Plug Brass 3/4P F 60107014 5.00 131 Nut Zinc Coated 4MA 60802008 1.00 156 Fitting D12 1/4 1/4M 60101190 8.00 132 O-Ring 3037 EPDM 2,62 X 9,19 60702053 1.00 157 Fitting 1/4M CH17 60101217 8.00 133 Purging Pipe 62628001 24.00 158 Plug Brass 3/8P F 60107015 2.00 134 Purging Valve M10X1 61206011 5.00 Hydronic Return Group 159 135 FORCK By-Pass Pipe 60808003 2.00 (Boiler Only Units) 61408009 134.00 7

GBX GBX SERIES REPLACEMENT PARTS Base/Combustible Floor Pan Manifold GBX SERIES REPLACEMENT PARTS 8 Boiler Size Ref # Name of Part Part No. 70 105 140 175 195 List Price 1 Base Assembly 7800 1 $198.00 7801 1 304.00 7802 1 322.00 7803 1 341.00 7804 1 347.00 2 Observation Cover Door 51771 1 1 1 1 1 3.00 3 Base Blanket Seal (Specify Length) 50867 4' 5' 6' 6' 7' 2.00/ft 4 Non-Combustible Floor Pan Assembly 90700 1 334.00 90701 1 340.00 90702 1 348.00 90703 1 361.00 90704 1 366.00 5 Steel Burner 51537 22.00 6 Steel Burner w/pilot Clip 51263 1 1 1 1 1 31.00 51539 31.00 7 Gas Manifold 50978PB 1 44.00 50979PB 1 52.00 50980 1 54.00 50981 1 62.00 50954 1 64.00

GBX SERIES REPLACEMENT PARTS GBX Boiler Size Ref # Name of Part Part No. 70 105 140 175 195 List Price 8 Orifice #48 (Nat. Gas) 50894 1 1 1 1 $6.00 Orifice #49 (Nat. Gas) 50895 1 6.00 Orifice #56 (L.P.) 50899 1 1 1 1 7.00 Orifice #57 (L.P.) 50900 1 7.00 STANDING PILOT 9 Honeywell VR8200A2116 Gas Valve (NG) 50581 1 1 1 149.00 Honeywell VR8200C6040 Gas Valve (LP) 50221PB 1 1 1 277.00 Honeywell VR8300A4003 Gas Valve (NG) 50587 1 1 294.00 Honeywell VR8300C4035 Gas Valve (LP) 91333 1 1 194.00 10 Honeywell Q314A3679 Pilot (NG) 50554 1 1 1 1 1 11.00 Honeywell Q314A3703 Pilot (LP) 50555 1 1 1 1 1 11.00 11 Johnson K16BA-24D Thermocouple 50838 1 1 1 1 1 26.00 INTERMITTENT PILOT 9 Honeywell VR8204A-2001 Gas Valve (NG) 50583 1 1 1 146.00 Honeywell VR8304M-4002 Gas Valve (NG) 50589 1 1 240.00 Honeywell VR8204A-2013 Gas Valve (LP) 50584 1 1 1 227.00 Honeywell VR8304M-4010 Gas Valve (LP) 50590 1 1 253.00 10 Honeywell Q348A-1002 Pilot (NG) 50558 1 1 1 1 1 52.00 Honeywell Q348A-1358 Pilot (LP) 51814 1 1 1 1 1 53.00 Ignition Module S8610 50672 149.00 12 Block Assembly 90419 1 855.00 90420 1 1,085.00 90421 1 1,301.00 90422 1 1,543.00 90423 1 1,831.00 Gas Valve and Pilot Standing Pilot (Continuous Ignition) Gas Valve and Pilot Intermittent Ignition 9

GBX GBX SERIES REPLACEMENT PARTS Boiler Size Ref # Name of Part Part No. 70 105 140 175 195 List Price 13 Flue Collector/Draft Hood 90510 1 $120.00 90511 1 134.00 90512 1 169.00 90513 1 203.00 90514 1 230.00 14 Flue Collector Blanket Seal (specify length) 50866 3' 3' 4' 5' 6' 3.00/ft 16 Jacket Assembly 6121 1 313.00 6122 1 333.00 6123 1 351.00 6124 1 369.00 6125 1 396.00 23 Hydrolevel 3200 Limit 50334 284.00 -- Honeywell Well 48-201 50723 1 1 1 1 1 24.00 24 Temperature-Pressure Gauge 51324 1 1 1 1 1 21.00 25 Safety Relief Valve 30 psi 50501PB 37.00 Block/Draft Hood 10 Controls/Circulator/ Vent Damper

GBX SERIES REPLACEMENT PARTS GBX Boiler Size Ref # Name of Part Part No. 70 105 140 175 195 List Price 26 Flame Roll-Out Switch 333 51587 1 1 1 1 1 $11.00 27 Blocked Vent Shut-Off (Spill) Switch 50043PB 1 1 1 1 1 5.00 28 Vent Damper 5" 90608 1 1 310.00 Vent Damper 6" 90609 1 1 389.00 Vent Damper 7" 90610 1 323.00 CONVERSION KITS Standing Pilot Natural to LP 91144 1 1 1 91.00 Standing Pilot Natural to LP 91145 1 96.00 Standing Pilot Natural to LP 91146 1 93.00 LP to Natural 91141 1 1 1 91.00 91142 1 96.00 91143 1 93.00 Intermittent Pilot Natural to LP 90776 1 1 1 1 161.00 Spark Natural to LP 91149 1 131.00 LP to Natural 91147 1 1 1 1 131.00 91148 1 139.00 11

GVX GVX SERIES REPLACEMENT PARTS Block/Base/Floor Pan/ Jacket/Flue Collector Base/Burners/Manifold 12

GVX SERIES REPLACEMENT PARTS GVX Boiler Size Ref # Name of Part Part No. 70 105 140 165 List Price 1 Block Assembly 90419 1 $855.00 90420 1 1,085.00 90421 1 1,301.00 90422 1 1,543.00 2 Base Assembly 7800 1 198.00 7801 1 304.00 7802 1 322.00 7803 1 341.00 3 Observation Cover Door 51771 1 1 1 1 3.00 4 Base Blanket Seal (Specify Length) 50867 4' 5' 6' 6' 2.00/ft 5 Non-Combustible Floor Pan Assembly 90700 1 334.00 90701 1 340.00 90702 1 348.00 90703 1 361.00 6 Steel Burner 51537 3 5 7 9 22.00 Steel Burner w/pilot Clip 51539 1 1 1 1 31.00 7 Gas Manifold 50978PB 1 55.00 Gas Manifold 50979PB 1 52.00 Gas Manifold 50980 1 54.00 Gas Manifold 50981 1 62.00 8 Orifice #48 Natural Gas 50894 4 6 8 6.00 Orifice #49 Natural Gas 50895 10 6.00 Orifice #56 LP Gas 50899 4 6 8 10 7.00 9 Flame Roll-Out Safety Shut-Off Switch 51587 1 1 1 1 11.00 10 Flue Collector/Fan Mount 90195 1 172.00 90196 1 185.00 90197 1 195.00 90198 1 208.00 12 Flue Collector Blanket Seal 50866 3' 3' 4' 5' 3.00/ft 17 Fan Fasco 7021 50212PB 1 1 1 1 511.00 Jacket Assembly 6126 1 361.00 6127 1 403.00 6128 1 448.00 6129 1 451.00 Honeywell VR8204A-2001 Gas Valve (NG) 50583 1 1 1 146.00 Honeywell VR8304M-4002 Gas Valve (NG) 50589 1 240.00 Honeywell VR8204A-2013 Gas Valve (LP) 50584 1 1 1 227.00 Honeywell VR8304M-4010 Gas Valve (LP) 50590 1 253.00 Honeywell Q348A-1002 Pilot (NG) 50558 1 1 1 1 52.00 Honeywell Q348A-1358 Pilot (LP) 51814 1 1 1 1 53.00 Hydrolevel 3200 Limit 50334 1 1 1 1 284.00 Hydrolevel Well 48-201 50723 1 1 1 1 24.00 Cleveland N52 1104-03 50038PB 1 1 1 1 26.00 Cleveland N52 1104-02 50037PB 26.00 Cleveland N52 1104-01 50036PB 1 22.00 Safety Relief Valve 30 psi 50501PB 1 1 1 1 37.00 Temperature Pressure Gauge 51774 1 1 1 1 28.00 Ignition Module S8610 50672 1 1 1 1 149.00 Ignition Cable HW394800-30 50640 1 1 1 1 26.00 Relay 24 VAC Coil, DPST 50726 1 1 1 1 24.00 Zettler XC90113-117 Relay Center (Old Style) 50786 1 1 1 1 58.00 Zettler ZC90341 Relay (Old Style 50790 1 1 1 1 35.00 CONVERSION KITS Natural Gas to LP 90776 1 1 1 1 $161.00 LP to Natural Gas 91147 1 1 1 131.00 91148 1 139.00 13

GSX GSX SERIES REPLACEMENT PARTS Boiler Size Ref # Name of Part Part No. 88 118 147 177 206 236 288 List Price 1 Block Assembly 90684 1 1 $2,453.00 90685 1 1 2,940.00 90686 1 1 3,485.00 90687 1 3,998.00 11 Base Front Panel 50324PB 1 1 37.00 50325 1 1 44.00 50326 1 1 58.00 50327 1 60.00 14

GSX SERIES REPLACEMENT PARTS GSX Boiler Size Ref # Name of Part Part No. 88 118 147 177 206 236 288 List Price 12 Base Rear Panel 61180PB 1 1 $48.00 61181PB 1 1 53.00 61182PB 1 1 60.00 61183PB 1 69.00 13 Burner Access Panel 50271PB 1 1 10.00 50272PB 1 1 11.00 50273PB 1 1 17.00 50274PB 1 19.00 14 Burner Tray Rear Support 50300PB 1 11.00 50301 1 11.00 50302 1 14.00 50303 1 17.00 50304 1 19.00 50305 1 21.00 50306 1 24.00 15 Burner Tray Left Side Rail 50296PB 1 1 1 1 1 1 1 33.00 Burner Tray Right Side Rail 50295PB 1 1 1 1 1 1 1 33.00 16 Burner 50192PB 2 3 4 5 6 7 9 28.00 17 Burner with Pilot Bracket (Standing Pilot) 50162PB 1 1 1 1 1 1 1 35.00 Burner with Pilot Bracket (Spark) 50163PB 1 1 1 1 1 1 1 33.00 18 Gas Valve - Nat Constant VR8200A-2116 50581 1 1 1 1 149.00 Gas Valve - nat Constant VR8300A-4003 50587 1 1 1 294.00 Gas Valve - Nat Spark VR8204A-2001 50583 1 1 1 1 146.00 Gas Valve - Nat Spark VR8304M-4002 50589 1 1 1 240.00 Gas Valve - LP Constant VR8300A-2165 50582 1 1 1 1 179.00 Gas Valve - LP Constant VR8300A-4011 50588 1 1 1 158.00 Gas Valve - LP Spark VR8204A-2183 50584 1 1 1 1 227.00 Gas Valve - LP Spark VR8304M-4010 50590 1 1 1 253.00 19 Pilot Nat Stdg Robert Shaw 5CHL-6 50248PB 1 1 1 1 1 1 1 17.00 Pilot Nat Sprt Honeywell Q348A-1002 50558 1 1 1 1 1 1 1 52.00 Pilot LP Con Robert Shaw 6CHL-6-010 50249PB 1 1 1 1 1 1 1 11.00 Pilot LP Spart Honeywell Q348A-1358 51814 1 1 1 1 1 1 1 53.00 20 Gas Manifold 50265PB 1 1 40.00 50267PB 1 44.00 50266PB 1 48.00 50269PB 1 58.00 50268PB 1 57.00 50270PB 1 63.00 21 Flue Collector 50282 1 88.00 50281 1 96.00 50284 1 103.00 50283PB 1 93.00 50286PB 1 115.00 50285 1 104.00 50287PB 1 120.00 22 Draft Hood 50252PB 1 1 110.00 50254PB 1 1 127.00 50256PB 1 1 151.00 50257PB 1 175.00 23 Insulation Board 7956 1 1 1 1 1 1 1 11.00 15

GSX GSX SERIES REPLACEMENT PARTS Boiler Size Ref # Name of Part Part No. 88 118 147 177 206 236 288 List Price Vent Damper with Harness 6" 90609 1 1 $389.00 7" 90610 1 1 323.00 8" 90611 1 1 482.00 9" 50167 1 445.00 Complete Jacket 90790 1 1 459.00 90791 1 1 492.00 90792 1 1 532.00 90793 1 570.00 Thermocouple K16BA-24D (24") 50838 1 1 1 1 1 1 1 26.00 Ignition Cable Honeywell 394800-30 50640 1 1 1 1 1 1 1 26.00 Flame Rollout Switch 333 F 51587 1 1 1 1 1 1 1 11.00 Vent Safety Switch 1NT08L-5621 210 F 50040 1 1 1 5.00 Vent Safety Switch 1NT08L-5621 230 F 50041PB 1 1 1 1 5.00 Ignition Control S86IOM 50672 1 1 1 1 1 1 1 149.00 Ignition Control (Capable - new) 50767PB 1 1 1 1 1 1 1 83.00 Pilot Gas Valve H91BG-2 50754PB 1 1 1 1 1 1 1 119.00 Transformer 40VA ZC90113-178 50787 1 1 1 1 1 1 1 70.00 Relay, 24 Vac Coil, DPST 50726 1 1 1 1 1 1 1 24.00 Limit Control - PA404 50493 1 1 1 1 1 1 1 132.00 Brass Siphon 6667 1 1 1 1 1 1 1 11.00 Pressure Gauge 51325 1 1 1 1 1 1 1 21.00 LWCO CG450 50086 1 1 1 1 1 1 1 212.00 Safety Relief Valve 50510PB 1 1 1 1 1 1 1 39.00 Drain Valve 50761PB 1 1 1 1 1 1 1 30.00 Water Gauge 50526PB 1 1 1 1 1 1 1 80.00 CONVERSION KITS Natural to LP Standing Pilot 90068 1 1 1 1 1 1 1 $93.00 Natural to LP Spark 90070 1 1 1 1 1 1 1 127.00 LP to Natural Standing Pilot 90067 1 1 1 1 1 1 1 87.00 LP to Natural Spark 90069 1 1 1 1 1 1 1 120.00 16

19A/HE 19A/HE SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 1 Front Section 3638 $1,663.00 10" Smokehood Assy. 70341 $168.00 2 Plain Leg Section 3637 1,421.00 (8-12 Sect. 19 & 19A/HE) Heater Leg Section 3641 1,484.00 4A Smokehood Tape 74300 10.00 3 Back Section 3639 1,624.00 5 Slide Damper Only 69371 99.00 6 Angle Bracket Only 69150 9.00 Smokehood Assembly includes: 7 Tankless Cover Plate Assy 70343 198.00 Smokehood, Slide Damper, Angle Bracket, and Hardware (includes Studs, Nuts & Gasket) 4 7" Smokehood Assy. 70338 $172.00 Tankless Cover Plate Stud 60104 1.00 (3-5 Sect. for 19) (3-4 for 19A/HE) Tankless Cover Plate Nut 60874 1.00 8" Smokehood Assy. 70339 170.00 8 Tankless Cover Plate Gasket 60312 14.00 (6 Sect. for 19) (5-6 Sect. for 19A/HE) 8A Tankless Coil 50634 545.00 9" Smokehood Assy. 70340 169.00 w/gasket and Hardware (7 Sect. 19 & 19A/HE) 17

19A/HE 19A/HE SERIES REPLACEMENT PARTS 18 Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price **Please refer to the chart to the right if two or more cleanout covers are needed. **Cleanout Cover Assembly includes: Cleanout Plate, Insulation, Rope and Hardware 9 Clean Out 19A 70592 $128.00 Cover Plate Assy** 19HE 70590 128.00 Rope Seal (45") 76538 7.00 Silicone Sealant 10.3oz 61924 20.00 10/11/12 C/O Cover Hardware Kit 19A 21-1501 28.00 (2 Ea Bolt, Nut, Washer) 19HE 21-1502 28.00 Burner Mounting Plate Assembly includes: Mounting Plate with Observation Glass and Cover 13 Burner Mounting Plate Assy 70465 $ 330.00 6 1 /8" Opening Burner Mounting Plate Assy 70466 330.00 7 3 /4" Opening Burner Mounting Plate Assy 70491 330.00 9 1 /8" Opening Burner Mounting Plate H'ware 71316 6.00 14 Observation Glass Only 60326 7.00 15 Observation Glass Gasket 60317 4.00 16 Observation Glass Gasket 60318 4.00 17 Observation Glass Holder 60314 4.00 Screws, Observation Glass (4) 61757 1.00 Screws, Brass (3) 61833 3.00 18 Observation Cover Plate 3420 17.00 Front Obs Port Ass'y (includes items 14-18) 70-1255 41.00 19 Rope Seal 1 /4" x 4.75 ft. 78105 7.00 20 Burner Insulating Block 60434 118.00 Burner Insulating Block 60430 118.00 (3-5 Sect. Beckett) Burner Insulating Block H'ware 71268 14.00 21 Upper Port Gasket (Viton) 60339 60.00 1 per Section 22 Lower Port Gasket (Viton) 60340 30.00 1 per Section 19A/19HE CLEANOUT COVERS W/HARDWARE Number of Sections 3 4 5 6 7 8 9 10 19A Part Number 71889 72569 72570 72571 72572 72573 72574 72575 List Price $ 255 382 510 638 765 893 1020 1148 23 Target Wall (3-6 Sect. only) 69761 $39.00 24 5 /8" x 9" Draw Rod 60101 5.00 25 5 /8" Hex Nut 60877 1.00 26 5 /8" Washer 62099 1.00 Flue Brush 60090 19.00 27 3 /8" Rope (10' 4" per sect.) 78100 18.00 Spray Adhesive 70492 26.00 28 Rear Observation Port Cover 3679 50.00 (3-6 Section) (Round) 29 Rear Observation Port Assy 70614 112.00 (7-12 Section) Rear Observation Port H'ware 71301 6.00 Steam Trim and Controls 30 3 1 / 2" Steam Gauge 60269 $ 25.00 31 Gauge Glass 5 /8" x 9 7 /8" 61862 66.00 32 1" Steam Relief Valve 61982 54.00 (3-5 Sect. on 19/19A/19HE) 1 1 / 4" Steam Relief Valve 61983 96.00 (6-10 Sect. on 19) (6-8 Sect. on 19A/19HE) 1 1 /2" Steam Relief Valve 61984 130.00 (11-12 Sect. on 19) (9-12 Sect. on 19A/19HE) 33 PA404A Operating Control 50493 132.00 34 L4079B Limit Control 50495 213.00 Water Trim and Controls 35 3 1 /2" Theraltimeter 60290 $52.00 36 3 /4" Relief Valve 61997 98.00 (3-10 Sect. on 19) (3-8 Sect. on 19A/19HE) 1" Relief Valve 61998 156.00 (11-12 Sect. on 19) (9-11 Sect. on 19A/19HE) 1 1/4" Relief Valve (19A/19HE-12) 61999 211.00 37 L4006A Operating Control 50511 132.00 38 L4006E Limit Control 14-1001 138.00 19HE Part Number 72587 72588 72589 List Price $ 255 382 510 Use combinations of 3/4/5 section cleanout covers for 6 thru 12 section boilers.

28A/RTS/HE 28A/RTS/HE SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 1 Front Section with flange connection* 01-3702 $2,929.00 2 Tapped Leg Section with Boss (Steam) 3624 2,501.00 Smokehood Assembly includes: Smokehood, Slide Damper, Angle Bracket, and Hardware 3 Plain Leg Section with Boss F/1" tap 3622 2,481.00 5 10" Smokehood Assy. 70633 $366.00 Plain Leg Section less Boss Heater Leg Section 3658 3623 2,481.00 2,563.00 (4-6 Section) 12" Smokehood Assy. 70611 366.00 4 Back section with flange connection** 01-3700 2,951.00 (7-8 Section) Steam Flange Kit 70-1225 308.00 14" Smokehood Assy. 70612 393.00 (includes 70-1223 & 70-1224) Steam Flange Plate (Front) 70-1224 154.00 (9-13 Section) 16" Smokehood Assy. 70613 424.00 Steam Flange Plate (Rear) 70-1223 154.00 (14-18 Section) *When replacing Old Style front section for Steam, need to order Front Flange Plate. **When replacing Old Style back section for Steam & Water (if not using RTS), need to order Rear Flange Plate. 19

28A/RTS/HE 28A/RTS/HE SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price 6 Smokehood Tape 74301 $14.00 7 Slide Damper Only 69371 99.00 (4-8 Section) Slide Damper Only) 69372 105.00 (9-13 Section Slide Damper Only 69373 116.00 (14-18 Section) 8 16" to 18" Increaser 70016 737.00 9 Tankless Cover Plate Gasket 60325 39.00 10 Tankless Cover Plate Assy 70628 187.00 includes Gasket 11 Tankless Coil 8gpm 50653 458.00 w/gasket and Hardware Tankless Coil 12gpm 50655 1,043.00 w/gasket and Hardware *Cleanout Cover Assembly Includes: Cleanout Plate, Insulation, Rope and Hardware 12 28A/RTS Clean Out 70592 $128.00 Cover Plate Assy* 28HE Clean Out Cover Plate Assy 70593 128.00 13,14,16 28A/RTS Cleanout Cover Hardware 21-1501 28.00 Kit (2 Ea Bolt, Nut, Washer) 28HE Clean Out Cover Hardware Kit 21-1502 28.00 (2 Ea Bolt, Nut, Washer) 15 Rope Seal 45" 76538 7.00 Silicone Sealant 10.3 oz. 61924 20.00 Burner Mounting Plate Assembly includes: Mounting Plate with Observation Glass and Cover 17 Burner Mounting Plate 70641 $385.00 Assy 9" (#3411) Burner Mounting Plate 70640 385.00 Assy 10 1 /4" (#3410) Burner Mounting Plate 70510 385.00 Assy 12 1 /2" (#3552) Burner Mounting Plate 70669 385.00 Assy 7 3 /4" (#3517) Burner Mounting plate H'ware 71267 6.00 18 Burner Insulating Block 69645 127.00 19 Rope Seal 3/8 x 7 ft. 76540 11.00 (Burner Mounting Plate) 20 Observation Glass Gasket (Inner) 60317 4.00 21 Observation Glass Only 60326 7.00 22 Observation Glass Gasket (Outer) 60318 4.00 23 Observation Glass Holder 60314 4.00 Screws, Observation Port (4) 61757 $1.00 Screws, Brass (3) 61833 3.00 Front Observation Port Ass'y 70-1255 41.00 (Includes Items 20-24) 24 Observation Cover Plate 3420 17.00 25 Upper Port Gasket (Viton) 60337 64.00 1 per Section 26 Lower Port Gasket (Viton) 60338 32.00 2 per Section 25 Upper Port Gasket (Chlorobutyl) (1) 60315 64.00 1 per Section 26 Lower Port Gasket (Chlorobutyl) (1) 60316 45.00 2 per Section 25-26 Graphite Port Connector 60375 222.00 (1 Upper and 2 Lower) 27 1 /2" Rope (12' 6" lengths) 70660 29.00 28/29/30 5 /8" x 11" Draw Rod w/h'ware 70139 6.00 31 Heat Transfer Rod Set (HE only) 70063 116.00 Flue Brush 60090 19.00 Spray Adhesive 70492 26.00 (can only ship UPS ground) 32 Rear Observation Port Assy 70614 112.00 Rear Observation Port H'ware 71301 6.00 Stack Thermometer 51383 105.00 Steam Trim and Controls 33 3 1 /2" Steam Gauge 60269 $25.00 34 Gauge Glass 5 /8" X 11 1 /2" 61931 66.00 35 1 1 /4" Steam Relief Valve 4-5 Sect 61983 96.00 1 1 /2" Steam Relief Valve 6-7 Sect 61984 130.00 2" Steam Relief Valve 8-12 Sect 61985 340.00 2 1 /2" Steam Relief Valve 13-17 Sect 61986 658.00 3" Steam Relief Valve 18 Sect 61987 893.00 36 PA404A Operating Control 50493 132.00 37 L4079B Limit Control 50495 213.00 Water Trim and Controls 38 3 1 /4" T/P Gage 60290 $52.00 43 3 /4" Relief Valve 40# 4 Sect 61997 98.00 1" Water Relief Valve 40# 5-6 Sect 61998 156.00 1 1 /4" Water Relief Valve 40# 7-10 Sect 61999 211.00 1 1 /2" Water Relief Valve 40# 11-14 Sect 62000 296.00 2" Water Relief Valve 40# 15-18 Sect 62002 493.00 40 L4006A Operating Control 50511 132.00 41 L4006E Limit Control 14-1001 138.00 *NOTE: Refer to chart on page 25 if 2 or more cleanout covers are needed. (1) Use chlorobutyl for boilers manufactured prior to February 1988. 20

28A/RTS/HE 28A/RTS/HE SERIES REPLACEMENT PARTS Ref # Name of Part Part No. List Price Ref # Name of Part Part No. List Price Grooved Water Return Yoke Complete W/R Yoke 70652 $2,404.00 4" Coupling w/gasket 60632 129.00 4" Tee 60633 191.00 4" Cap 60634 41.00 4" x 6" Groove by Thread Nip 53-1000 152.00 4" x 4" x 5" Bullhead Tee 60636 720.00 5" Coupling w/gasket 60637 169.00 5" x 6" Groove by Thread Nip 60638 303.00 4.5 oz. Lube 60639 18.00 Old Style Water Return Yoke (Screw Pipe) Complete Yoke 4-5 section 70655 $1,488.00 Complete Yoke 6-9 section 70653 1,766.00 Complete Yoke 10-18 section 70654 2,327.00 Individual Components 3" L/N Gasket 60294 $33.00 4" L/N Gasket 60295 45.00 3" L/N Washer 60299 5.00 4" L/N Washer 60300 6.00 3 x 4 1/2 Nipple Pipe 60822 40.00 4 x 6 Nipple Pipe 60831 53.00 3 x 6 L/N Nipple 60841 127.00 4 x 6 L/N Nipple 60850 139.00 3 x 10 Nipple Pipe 60889 63.00 4 x 9 Nipple Pipe 60890 71.00 3 x 10 1/4 L/N Nipple 60891 214.00 4 x 9 L/N Nipple 60892 145.00 3 x 11 Nipple Pipe 60895 44.00 4 x 3 Hex CI Bushing 61194 60.00 3" Pipe Cap 61379 52.00 4" Pipe Cap 61380 80.00 3" Standard L/N 70648 59.00 3x3x4 L/N Tee 71060 502.00 3x3x3 L/N Tee 71062 220.00 4x4x4 L/N Tee 71067 388.00 4x4x5 L/N Tee 71166 841.00 4" Standard L/N 71687 75.00 RTS Components Flanged End 70-1201 $322.00 3 Hole Int. Tube 70-1202 347.00 2 Hole End 70-1203 275.00 3 Hole End 70-1204 330.00 4 Hole End 70-1205 396.00 Support Bracket 03-1059 33.00 RTS Glange Gasket 06-1007 7.00 28A/RTS/HE CLEANOUT COVERS w/hardware Number of Sections 28A/RTS Part Number List Price 28HE/RTS Part Number List Price 4 72569 $383.00 72584 $383.00 5 72570 511.00 72585 511.00 6 7 8 9 72571 72572 72573 72574 638.00 766.00 894.00 1,021.00 72586 638.00 Use combinations of 4/5/6 section cleanout covers for 6 thru 18 section boilers. 10 72575 1,149.00 21

ACCESSORIES FOR STEAM BOILERS Product Code Capacity List Item Part # Number Size MBH Price CONBRACO Safety Valve Side Outlet 15#... 61980 315 3 /4 285 $ 33.00 61981 415 3 /4 430 66.00 61982 13-202 1 643 54.00 CONBRACO Safety Valve Side Outlet 15#... 61983 13-213 1 1 /4 1200 96.00 61984 13-214 1 1 /2 1900 130.00 Conbraco Safety Valve Side Outlet 15#... 61985 14-205 2 3150 340.00 61986 14-206 2 1 /2 4676 658.00 61987 14-207 3 6843 893.00 List Part # Price GAUGES STEAM 2 1 /2 diameter, back connected (GB200, GB250, GB300, 8, BB14)... 60268 $ 18.00 3 1 /2 Round (19A/HE, 28A/HE)... 60269 22.00 4 1 /2 diameter, bottom connected (350, 450)... 60270 29.00 8 1 /2 Combination Gauge... 60324 524.00 ACCESSORIES FOR WATER BOILERS Product Product Code Code Capacity List Number Part # Number Size MBH Price Water Relief Valve 30#... 61988 335 3 /4 510 $ 30.00 Water Relief Valve 40#... 61996 350 3 /4 510 18.00 Water Relief Valve 40#... 61997 740/10-600 3 /4 1139 98.00 Water Relief Valve 40#... 61998 740/10-600 1 1600 156.00 Water Relief Valve 40#... 61999 740/10-600 1 1 /4 2590 211.00 Water Relief Valve 40#... 62000 740/10-600 1 1 /2 3569 296.00 Water Relief Valve 40#... 62002 740/10-600 2 6440 493.00 List Part # Price THERALTIMETERS WATER 2 1 /2 diameter, back connected (GB100, GV100, 8)... 60265 $ 27.00 3 1 /4 diameter, back connected (19A, 19HE, 28A, 28HE, GB300, BB14A)... 60290 52.00 22

PARTS FOR DISCONTINUED BOILERS GB100 23

GB100 PARTS FOR DISCONTINUED BOILERS GB100 SERIES REPLACEMENT PARTS Number of Sections Ref # Name of Part Part No. 3 4 5 6 7 8 9 10 11 12 List Price 7 Burner w/air shutter 69445 2 3 4 5 6 7 8 9 10 11 $ 19.00 8 Burner Orifice (#42, NG) 60176 2 3 4 5 6 7 8 9 10 11 5.00 Burner Orifice (#54, LP) 60177 2 3 4 5 6 7 8 9 5.00 9 Manifold 69786 1 41.00 69787 1 43.00 69788 1 48.00 69789 1 54.00 69790 1 58.00 69791 1 59.00 69792 1 59.00 69793 1 61.00 69794 1 62.00 69795 1 69.00 10 High Limit (L4080B-1253) 50155 1 1 1 1 1 1 1 1 1 1 65.00 11 Control Center (R8285D-1026) 40 va trans. 50154 1 1 1 1 1 1 1 1 1 1 52.00 12 Spill Switch (262 deg. F) 4D4257A 60567 1 1 1 1 1 1 1 1 1 1 10.00 13 Rollout Switch (350 deg. F) 60T15 (Manual Reset) 60226 1 1 1 1 1 1 1 1 1 1 13.00 14 Vent Damper (5") 69425 1 1 231.00 Vent Damper (6") 69426 1 1 242.00 Vent Damper (7") 69427 1 1 264.00 Vent Damper (8") 69428 1 1 303.00 Vent Damper (9") 69429 1 1 363.00 15 Pressure Relief Valve (30 psi) 61988 1 1 1 1 1 1 1 1 1 1 30.00 16 Temp & Pressure Gauge 60265 1 1 1 1 1 1 1 1 1 1 27.00 Condensate Shield (CON & INT) 55761 1 1 1 1 1 1 1 1 1 1 3.00 Spark Ignition - Honeywell 17 Ignition Module (S8600M-1013) 51177 1 1 1 1 1 1 1 1 1 1 $ 115.00 18 Pilot-Igniter Sensor PSE-NA29 NG & LP*** 50978 1 1 1 1 1 1 1 1 1 1 72.00 ***For LP also order LP orifice 50998 1 1 1 1 1 1 1 1 1 1 5.00 19 Gas Valve (VR8304M-3103) NG & LP*** 50143 1 1 1 1 1 1 1 1 1 1 75.00 ***For LP also order LP orifice 50701 1 1 1 1 1 1 1 1 1 1 8.00 * no charge when ordered with #50978 Standing Pilot - Honeywell Thermocouple (K16RA) 51006 1 1 1 1 1 1 1 1 1 1 $ 46.00 20 Gas Valve (VR8200) NG & (LP 3-10 Sec.***) 50068 1 1 1 1 1 149.00 Gas Valve (VR8300) NG & (LP 11 & 12 Sec.***) 50069 1 1 1 1 1 83.00 ***For LP also order LP orifice 50701 1 1 1 1 1 1 1 1 1 1 8.00 21 N.G. Pilot Assembly (Q314A-6961)*** 50018 1 1 1 1 1 1 1 1 1 1 11.00 ***For LP also order LP orifice 61015 1 1 1 1 1 1 1 1 1 1 5.00 * no charge when ordered with #50018 HSI - FENWALL IGNITION SYSTEM 20 Ignition Module (05-319004-051) 72850 $ 228.00 Jumper Harness for Ignition Module (05-316265-051)* 73072 57.00 *Must order with part #72850 17 Ignition Module (35-655927-001) (Fenwall) 50337 1 1 1 1 1 1 1 1 1 1 215.00 21A Igniter (Norton) 50072 1 1 1 1 1 1 1 1 1 1 35.00 21B Igniter with Bracket (Crystal Technica) 70-1049 1 1 1 1 1 1 1 1 1 1 112.00 Norton Igniter System to Crystal Technica 21-1500 1 1 1 1 1 1 1 1 1 1 112.00 22 Gas Valve 36J (Replacement for 36E01) 21-1503 1 1 1 1 1 123.00 Gas Valve (36H32-423) NG 50009 1 1 1 1 1 176.00 Gas Valve (VR8305M-3506) LP 50057 1 1 1 1 1 1 1 1 220.00 Igniter Bracket 61239 1 1 1 1 1 1 1 1 1 1 14.00 24

PARTS FOR DISCONTINUED BOILERS GV100 25

GV100 PARTS FOR DISCONTINUED BOILERS GV100 SERIES REPLACEMENT PARTS Number of Sections Ref # Name of Part Part No. 3 4 5 6 7 List Price 8 Burner w/air Shutter 69445 2 3 4 5 6 $19.00 9 Burner Ofifice (#42, NG) 60176 2 3 4 5 6 5.00 Burner Orifice (#54, LP) 60177 2 3 4 5 6 5.00 10 Manifold 69786 1 41.00 69787 1 43.00 69788 1 48.00 69789 1 54.00 69790 1 58.00 11 Induced Blower (No Flapper) 55529 1 1 1 1 1 209.00 12 Silicone Tubing 55527 14" 14" 14" 14" 14" 3.00 13 Transition Collar 55519 1 1 1 1 1 51.00 14 High Limit (L4080B-1253) 50155 1 1 1 1 1 65.00 15 Control Center (R8285D-1026) 40 va trans. 50154 1 1 1 1 1 52.00 Inducer Relay (In Junction Box) 55526 1 1 1 1 1 22.00 16 Roll Out Switch (262 deg. F) 4D4257A 60567 1 1 1 1 1 10.00 17 Pressure Switch Set @ -.45 W.C. 55534 1 1 28.00 Pressure Switch Set @ -.51 W.C. 55535 1 35.00 Pressure Switch Set @ -.58 W.C. 55536 1 28.00 Pressure Switch Set @ -.65 W.C. 55537 1 35.00 18 Pressure Relief Valve (30 psi) 61988 1 1 1 1 1 30.00 19 Temp & Pressure Gauge 60265 1 1 1 1 1 27.00 HSI - FENWALL IGNITION SYSTEM 20 Ignition Module (05-319004-051) 72850 $228.00 Jumper Harness for Ignition Module (05-319004-051)* 73072 57.00 *Must order with part# 72850 20 Ignition Module (35-655927-001) OR 35-655927-001 50337 1 1 1 1 1 215.00 21 Igniter (Norton) 50072 1 1 1 1 1 35.00 Igniter with bracket Crystal Technical 70-1049 1 1 1 1 1 112.00 Norton Igniter System to Crystal Technica 21-1500 1 1 1 1 1 112.00 22 Gas Valve 36J (Replacement for 36E01) 21-1503 1 1 1 1 1 123.00 Gas Valve (VR8305M-3506) LP 50057 1 1 1 1 1 220.00 HSI - RAM IGNITION SYSTEM Conversion Kit from Ram to Fenwall NG/LP 72780 1 1 1 1 1 $258.00 INTERMITTENT IGNITION - HONEYWELL Conversion Kit to Fenwall Ignition System NG 72998 1 1 1 1 1 $350.00 Conversion Kit to Fenwall Ignition System LP 72999 1 1 1 1 1 426.00 26

PARTS FOR DISCONTINUED BOILERS GS110 GS110 SERIES REPLACEMENT PARTS 27

PARTS FOR DISCONTINUED BOILERS GS110 GS110 SERIES REPLACEMENT PARTS Number of Sections Ref # Name of Part Part No. 3 4 5 6 7 List Price 4 Gas Valve, 36E65 50064 1 1 1 $231.00 Gas Valve, 36D27 50065 1 1 247.00 5 Blower 55532 1 1 1 1 1 225.00 6 Transformer 51032 1 1 1 1 1 22.00 7 Ignition Control UTC 1013-13 51196 1 1 1 1 1 236.00 8 Pressure Switch.45 WC 55539 1 1 1 58.00.49 WC 55540 1 58.00.54 WC 55541 1 58.00 12 Filter 59397 1 1 1 1 1 10.00 13 Limit Control L6008A-1242 50524 1 1 1 1 1 154.00 14 Burner Box Assembly, NG Orifice 70-1050 1 CF 70-1051 1 CF 70-1052 1 CF 70-1053 1 CF 70-1054 1 CF Burner Box Assembly, LP Orifice 70-1055 1 CF 70-1056 1 CF 70-1057 1 CF 70-1058 1 CF 70-1059 1 CF 20 Main Gas Orifice, Natural Gas 59434 1 3.00 0-2000' (consult factory for high altitude) 59514 1 4.00 59437 1 3.00 59398 1 4.00 59399 1 3.00 Main Gas Orifice, LP 59433 1 3.00 0-2000' (consult factory for high altitude) 59515 1 4.00 59435 1 3.00 59436 1 3.00 59516 1 3.00 21 O-Ring 06-1002 1 1 1 1 1 2.00 22 Blower Outlet Gasket 59499 1 1 1 1 1 3.00 23 Ground Rod PSE ME8 50038 1 1 1 1 1 46.00 24 Igniter, Crystal Tech, LP/NG 16-1000 1 1 1 1 1 97.00 25 Flame Sensor, PSE ME7 50037 1 1 1 1 1 54.00 26 Spring Clip 59449 3 3 3 3 3 6.00 27 Gasket 59497 1 1 1 1 1 4.00 28 1/4-20 x 2 1/2" Screw 60824 4 4 4 4 4 2.00 29 Thermal Switch 59481 1 1 1 1 1 8.00 36 Drain Fitting PEM CLS 0428-1 59432 1 1 1 1 1 11.00 N/S Relief Valve 61988 1 1 1 1 1 30.00 N/S Temperature & Pressure Gauge 60265 1 1 1 1 1 27.00 See Transformer Primary Harness, P1 76001 1 1 1 1 1 26.00 Fig. Transformer Secondary Harness, P2 76002 1 1 1 1 1 30.00 20A Control Harness, P3 76003 1 1 1 109.00 76004 1 1 99.00 Circulator Harness, P4 76005 1 1 1 1 1 25.00 HSI Harness P6 76006 1 1 1 1 1 30.00 L1, L2 Harness, P7 76007 1 1 1 1 1 30.00 N/S Observation Port Gasket 06-1008 1 1 1 1 1 2.00 Sight Glass Holder 59472 1 1 1 1 1 5.00 Sight Glass 59471 1 1 1 1 1 5.00 28

PARTS FOR DISCONTINUED BOILERS JACKET ASSEMBLY GB250 1 32 29 27 33 28 34 25 24 22 23 17 26 19 18 15 14 13 16 31 5 30 2 4 7 6 3 10 9 11 GB250 SERIES REPLACEMENT PARTS Number of Sections Ref # Name of Part Part No. 5L 5H 6 7 8 9 List Price 1 Jacket - Complete 59226 1 1 $455.00 Jacket - Complete 59227 1 478.00 Jacket - Complete 59228 1 498.00 Jacket - Complete 59229 1 525.00 Jacket - Complete 59230 1 548.00 2 Base Pan 59058 1 1 90.00 Base Pan 59059 1 98.00 Base Pan 59060 1 107.00 Base Pan 59061 1 116.00 Base Pan 59062 1 135.00 3 Burner - N.G./L.P. with Shutter 59089 4 4 5 7 8 9 31.00 4 Burner w/pilot Bracket - N.G./L.P. with Shutter 59091 1 1 1 1 1 1 32.00 29

PARTS FOR DISCONTINUED BOILERS GB250 GB250 SERIES REPLACEMENT PARTS Number of Sections Ref # Name of Part Part No. 5L 5H 6 7 8 9 List Price 5 Base Door 59094 1 1 $35.00 Base Door 59095 1 37.00 Base Door 59096 1 39.00 Base Door 59097 1 41.00 Base Door 59098 1 43.00 NS Base Assembly (Less Manifold and Burners) 72471 1 1 1,007.00 72472 1 1,060.00 72473 1 1,172.00 72474 1 1,210.00 72475 1 1,320.00 9 Manifold 63276 1 1 40.00 Manifold 63277 1 42.00 Manifold 63278 1 49.00 Manifold 59125 1 61.00 Manifold 59126 1 96.00 11 Burner Orifice - No. 31 (N.G.) 59141 6 6.00 Burner Orifice - No. 32 (N.G.) 59142 5 9 10 6.00 Burner Orifice - No. 33 (N.G.) 59143 8 5.00 Burner Orifice - No. 34 (N.G.) 59144 5 5.00 Burner Orifice - No. 52 (L.P.) 59150 5 5 6 8 9 10 6.00 13 Section, Rear (Serial Number required) 3672 1 1 1 1 1 1 358.00 14 Section, Intermediate (Serial Number required) 3671 3 3 4 5 6 7 319.00 15 Section, Front (Serial Number required) 3670 1 1 1 1 1 1 508.00 16 Heat Exchanger/Assembled Block 72403 1 1 2,229.00 Heat Exchanger/Assembled Block 72404 1 2,571.00 Heat Exchanger/Assembled Block 72405 1 2,963.00 Heat Exchanger/Assembled Block 72406 1 3,368.00 Heat Exchanger/Assembled Block 72407 1 3,792.00 17 Port Seal - 5" 60306 4 4 5 6 7 8 18.00 18 Port Seal - 2" 59168 4 4 5 6 7 8 10.00 19 Pipe Plug 2" Sq. Hd. 61547 1 1 1 1 1 1 26.00 22 Low Water Cut-Off (CG400) 50090 1 1 1 1 1 1 220.00 23 Pigtail - 1/4" (CG400) 61684 1 1 1 1 1 1 25.00 24 Pressuretrol (PA404A) 50493 1 1 1 1 2 2 132.00 25 Press. Gauge (0-30 P.S.I.) 60268 1 1 1 1 1 1 20.00 26 Water Gauge 59199 1 1 1 1 1 1 81.00 27 Pressure Relief Valve - 15 P.S.I. 61980 1 1 1 1 1 33.00 Pressure Relief Valve - 15 P.S.I. 61981 1 66.00 28 Flue Collector 59204 1 1 219.00 Flue Collector 59205 1 198.00 Flue Collector 59206 1 209.00 Flue Collector 59207 1 198.00 Flue Collector 59208 1 242.00 29 Draft Hood - 7" For Spill Switch* 59216 1 1 162.00 Draft Hood - 8" For Spill Switch* 59217 1 252.00 Draft Hood - 8" 59218 1 245.00 Draft Hood - 9" 59219 1 1 431.00 30 Transformer 43 VA 50172 1 1 43.00 31 Junction Box 4" x 4" 60116 1 1 1 1 1 1 8.00 Silicone Sealant 11 oz. For Smoke HD 40440 20.00 3/8" Fiberglass Rope - 5 Ft. Block to Base Seal 60024 2.00 30

PARTS FOR DISCONTINUED BOILERS GB250 SERIES REPLACEMENT PARTS GB250 Number of Sections Ref # Name of Part Part No. 5L 5H 6 7 8 9 List Price 32 Vent Damper - 7" w/harness Ass'y 69427 1 1 $264.00 Vent Damper - 8" w/harness Ass'y 69428 1 1 303.00 Vent Damper - 9" w/harness Ass'y 69429 1 1 363.00 Cable Bracket 59270 1 1 1 1 1 1 4.00 33 Manual Rest Spill Switch 300 see Grainger P/N 6UED0 N/A 1 1 1 34 Rollout Switch 350 (See Grainger p/n 6UED1) N/A 1 1 1 Silicone Sealant (sections) 61924 20.00 Standing Pilot 6 Pilot Ass'y N.G. - Q314A-3679 72366 1 1 $57.00 Pilot Ass'y N.G. - Q314A-3679 70004 1 58.00 Pilot Ass'y N.G. - Q314A-3679 72367 1 59.00 Pilot Ass'y N.G. - Q314A-3679 72368 1 55.00 Pilot Ass'y N.G. - Q314A-3679 72369 1 57.00 Pilot Ass'y L.P. - Q314ALB 72372 1 1 1 59.00 Pilot Ass'y L.P. - Q314ALB 70007 1 44.00 Pilot Ass'y L.P. - Q314ALB 72373 1 61.00 Pilot Ass'y L.P. - Q314ALB 72375 1 60.00 7 Thermocouple K16RA-36D 51006 1 1 1 46.00 Thermocouple K16RA-48D 59111 1 1 1 46.00 Gas Valve - N.G. VR8300C-4043 59131 1 1 1 1 106.00 Gas Valve - N.G. WR36C53-418 59132 1 1 333.00 Gas Valve - L.P. VR8300C-4035 59133 1 1 1 1 1 1 114.00 Honeywell Intermittent Pilot System 6 Pilot Ass'y N.G. - Q3451B-1103 72354 1 1 $82.00 Pilot Ass'y N.G. - Q3451B-1103 70003 1 82.00 Pilot Ass'y N.G. - Q3451B-1103 72355 1 84.00 Pilot Ass'y N.G. - Q3451B-1103 72356 1 81.00 Pilot Ass'y N.G. - Q3451B-1103 72357 1 82.00 Pilot Ass'y L.P. - Q3451ALP 72360 1 1 1 88.00 Pilot Ass'y L.P. - Q3451ALB 70008 1 99.00 Pilot Ass'y L.P. - Q3451ALB 72361 1 91.00 Pilot Ass'y L.P. - Q3451ALB 72363 1 91.00 10 Gas Valve - N.G. VR8304P-4322 59136 1 1 1 1 1 1 98.00 Gas Valve - L.P. VR8304P-4330 59138 1 1 1 1 1 1 174.00 Ignition Control S8600M-1013 51177 1 1 1 1 1 1 115.00 31

GB300 PARTS FOR DISCONTINUED BOILERS 6 56 55 58 59 10 6 44 45 46 54 38 42 53 50 52 40 39 41 37 27 28 14 49 48 29 13 15 12 GB300 SERIES REPLACEMENT PARTS 32 Number of Sections Ref # Name of Part Part No. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 List Price Jacket Less Sides Panels 55177 1 $742.00 55178 1 2 1 777.00 55179 1 1 2 1 853.00 55180 1 1 2 1 986.00 55181 1 1 2 1 1,105.00 55182 1 1 2 1,125.00 55183 1 1,196.00 55184 1 1,275.00 Jacket Side Panels, Left & Right 55176 591.00 Jacket Splice Panels, Front, Top, 55185 1 1 1 1 1 1 1 1 1 523.00 Rear, & Grill Jacket Screws 60442 32 32 32 32 32 32 32 32 62 62 62 62 62 62 62 62 62 per ea. 1.00

PARTS FOR DISCONTINUED BOILERS GB300 SERIES REPLACEMENT PARTS GB300 Number of Sections Ref # Name of Part Part No. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 List Price 6 Flue Collector 63203 1 $513.00 63204 1 553.00 63205 1 2 1 621.00 63206 1 1 2 1 730.00 63207 1 1 2 1 757.00 63208 1 1 2 1 925.00 63209 1 1 2 894.00 63210 1 983.00 10 Draft Hood 63187 1 350.00 63188 1 361.00 63189 1 2 1 391.00 63190 1 1 2 1 454.00 63191 1 1 2 1 457.00 63192 1 1 2 1 500.00 63193 1 1 2 537.00 63194 1 578.00 Flue Collector & Draft Hood Hardware 72715 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 36.00 12 Manifold Less Orifices 63243 1 273.00 63244 1 255.00 63245 1 273.00 63246 1 296.00 63247 1 107.00 63248 1 241.00 63249 1 259.00 63250 1 278.00 63253 1 467.00 63254 1 189.00 63255 1 197.00 63256 1 208.00 63257 1 223.00 63258 1 369.00 63259 1 350.00 63260 1 557.00 63261 1 365.00 13 Orifices, Natural Gas 60093 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 6.00 Orifices, LP Gas 60242 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 18.00 14 Burner Tubes Less Pilot Bracket w/shutter NG 63251 7 9 11 13 15 17 19 21 22 24 26 28 30 32 34 36 38 32.00 Burner Tubes w/pilot Bracket w/shutter NG 63262 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 40.00 Burner Tubes Less Pilot Bracket LP 63282 7 9 11 13 15 17 19 21 22 24 26 28 30 32 34 36 38 53.00 Burner Tubes w/pilot Bracket LP 63283 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 53.00 15 Robertshaw 7000 DERHC Natural Gas, 1" 51186 1 1 1 1 418.00 Robertshaw LP Conversion Kit 51083 1 1 1 1 54.00 Honeywell V88A-1618, Natural Gas, 1" 72733 1 1 1 1 149.00 Honeywekk V88A-1618, LP Gas, 1" 72733 1 1 1 1 1 149.00 Honeywell V8943C-1018, LP Gas, 1" 50174 1 1 1 1 1 198.00 Honeywell V88A-1626, Natural Gas, 1 1/4" 72734 1 1 1 1 1 1 1 1 198.00 33

GB300 PARTS FOR DISCONTINUED BOILERS GB300 SERIES REPLACEMENT PARTS Number of Sections Ref # Name of Part Part No. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 List Price 15 Honeywell V8944B-1019 Natural Gas, 1" 50177 1 1 1 1 1 1 $231.00 Honeywell V8944B-1027 Natural Gas, 1-1/4" 50178 1 1 1 1 1 1 1 286.00 Honeywell V8944B-1035 Natural Gas, 1-1/2" 50179 1 1 1 1 319.00 Honeywell V88A-1626, LP Gas, 1-1/4" 72734 1 1 1 1 1 198.00 Honeywell V8943C-1026, LP Gas, 1-1/4" 50175 1 1 1 1 1 253.00 Honeywell V88A-1634, Natural or LP Gas, 1-1/2" 72735 1 308.00 Manual Main Shut Off Valve, 1" 62023 1 1 1 1 1 1 47.00 Manual Main Shut Off Valve, 1-1/4" 62024 1 1 1 1 1 1 1 1 1 1 72.00 Manual Main Shut Off Valve, 1-1/2" 62025 1 110.00 Manual Pilot Shut Off Valve 62028 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 21.00 Pilot Regulator RV12LT 50961 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 16.00 Pilot Ass'y PSE-NA29, Natural Gas 72743 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 99.00 Pilot Assy PSE-NA29, LP Gas 72739 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 110.00 Intermittent Pilot Ignition Controls Pilot, Intermittent, Natural Gas 50978 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 $72.00 LP Pilot Orifice for the above pilot 50998 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 5.00 Intermittent Ignition Module, S8610M 51180 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 112.00 Pilot Gas Solenoid Valve V8046C-1014 1/4" 51099 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 146.00 CSD-1 Reset Module UTC1145-1 51199 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 94.00 Ignition Control UTC 1003-616A 51198 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 145.00 34 Continuous Pilot Ignition Controls Pilot Continuous, Natural Gas 50972 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 $28.00 LP Pilot Orifice for the above pilot 50998 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 5.00 Pilot Flame Sense Switch 51188 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 55.00 Automatic Pilot Switch 50970 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 94.00 27+28 Burner Base Less Sides 63265 1 982.00 63266 1 1 1,071.00 63267 1 1 2 1 1,188.00 63268 1 1 2 1 1,269.00 63269 1 1 2 1 1,554.00 63270 1 1 2 1 1,878.00 63271 1 1 2,009.00 63272 1 1,606.00 29 Burner Base Side Panels 63273 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 751.00 Burner Base Splice Plates 72694 1 1 1 1 1 1 1 1 1 640.00 Burner Base Bolts 60246 12 12 12 12 12 12 12 12 32 32 32 32 32 32 32 32 32 1.00 Burner Base Nuts 60245 16 16 16 16 16 16 16 16 40 40 40 40 40 40 40 40 40 1.00 37 Base to Section Insulation, (25 foot roll) 60201 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 5.00 38 Cast Iron Section, Right side 3650 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 976.00 39 Cast Iron section, Intermediate 3666 NLA w/o tapping 40 Cast Iron Section, intermediate 3649 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 985.00 w/3" tapping, (steam boilers) 41 Cast Iron Section, Left Side 3651 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1,039.00 42 Gasket. Upper Port 60248 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 14.00 Gasket, Lower Port 60249 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 5.00 3/8" Rope, 42" length 71601 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 8.00 44 Draw Rod 1/2" x 7-1/2" 60358 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 4.00 45 1/2 Flat Washer 62098 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 1.00 46 1/2 Hex Nut 60875 24 30 36 42 48 54 60 66 72 78 84 90 96 102108114120 1.00

PARTS FOR DISCONTINUED BOILERS GB300 SERIES REPLACEMENT PARTS GB300 Number of Sections Ref # Name of Part Part No. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 List Price Continuous Pilot Ignition Controls continued 48 Cleanout Cover 69696 1 2 1 2 4 3 2 1 $50.00 69697 1 1 2 1 1 2 3 4 57.00 69698 1 1 2 1 64.00 69699 1 1 2 1 73.00 49 Cleanout Cover Insulation 65135 1 2 1 17.00 65136 1 1 2 1 16.00 65137 1 1 2 1 17.00 65138 1 1 2 1 28.00 50 Cleanout Cover Hardware Set 72695 1 1 2 2 2 1 2 4 4 4 4 2 54.00 Cleanout Cover Hardware Set 72696 1 1 1 2 2 2 1 2 58.00 Water Controls & Trim 52 Temperature Pressure Gauge 60290 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 $52.00 53 Aquastat L4006A 50511 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 132.00 Well 3/4" x 3" 50502 28.00 Aquastat, (manual reset) L4006E 14-1001 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 138.00 54 3/4" x 1" Relief Valve 40#, (water) 61997 1 1 1 1 1 1 1 1 1 1 98.00 1" x 1-1/4" Relief Valve 40#, (water) 61998 1 1 1 1 1 1 156.00 1-1/4" x 1 1/2" Relief Valve 40#, (water) 61999 1 211.00 Steam Controls & Trim 54 1" x 1" Relief Vlave 15#, (steam) 61982 1 1 1 1 1 $54.00 1-1/4" x 1-1/2" Relief Valve 15#, (steam) 61983 1 1 1 1 1 1 1 96.00 1-1/2" x 2" Relief Valve 15#, (steam) 61984 1 1 1 1 1 130.00 55 Steam Pressuretrol PA404A-1009 50493 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 132.00 56 L4079B-1033 steam pressuretrol (manual reset) 50495 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 213.00 Steam Gauge 60268 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 20.00 58 Gauge Glass Set 61931 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 66.00 59 M&M 67-S-2 Low Water Cut-off 51005 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 319.00 35

8 PARTS FOR DISCONTINUED BOILERS Water Boiler Steam Boiler 36