SERVICE MANUAL

SERVICE MANUAL MODEL # ORDER # BD-40509E.07-02.0 BD-45509E.07-024.0 BD-4089E.07-08.0 BD-759.07-02.0 BD-404029.07-022.0 MP-45504E.07-002.0 MP-4084E.07-082.0 MP-754.07-00.0 HD 4.0/50 Pb CAGE.575-200.0 HD 4.5/50 Pb CAGE.575-20.0 HD.4/0 Db CAGE.575-202.0 HD.7/5 Pb CAGE.575-205.0 HD 4.0/40 Pb CAGE.575-207.0 BR-40507E.07-47.0 BR-45507E.07-48.0 BR-4087E.07-49.0 BR-757.07-50.0 BR-404027.07-5.0 BR-45507E.07-255.0 BR-40507E.07-25.0 9.800-44.0

CONTENTS Single Axle Exploded View and Parts List...-4 Dual Axle Exploded View and Parts List...5-7 Specifi cations...8-9 Hose and Spray Gun Assembly... 0 PX Pump Exploded View and Parts List...-2 M. Pump Exploded View and Parts List...-4 HHC 90 Pump Exploded View and Parts List...5- T. Pump Exploded View and Parts List...7-8 VRT Unloader Exploded View and Parts List... 9 VB50/4 Unloader Exploded View and Parts List... 20 Troubleshooting...2-22 Model Number Serial Number Date of Purchase The model and serial numbers will be found on a decal attached to the pressure washer. You should record both serial number and date of purchase and keep in a safe place for future reference. 2

8.97-05.0 WARNING This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Operation of This Equipment May Create Sparks That Can Start Fires Around Dry Vegetation. A Spark Arrestor May be Required. The Operator Should Contact Local Fire Agencies for Laws or Regulations Relating to Fire Prevention Requirements. 2 2 29 EXPLODED VIEW - SINGLE AXLE 0 MP-754 Models Only 4 5 4 59 5 5 55 5 7 5 4 59 PRESSURE WASHER SERVICE MANUAL 7 25 2 0 55 5 45 9 2 2 9 24 7 8 22 57 48 0 9 7 0 20 40 2 50 5 4 4 4 28 49 58 4 54 45 42 8 2 44 49 9 27 4 27 47 52 8

SERVICE MANUAL PRESSURE WASHER 4 EXPLODED VIEW PARTS LIST- SINGLE AXLE 9.800-00.0 Label, "Hot/Caliente" w/ Arrows Warning 2 9.800-008.0 Label, Danger Cool 8.92-98.0 Label, Intended For Outdoor Use 4 9.800-04.0 Label, Clear Lexan, 2-/4" x 4-/2" 5 9.800-0.0 Label, Warning, Pictoral, Small 9.80-842.0 Label, Instructions 7 8.900-870.0 9.800-0.0 8.90-45.0 8.750-45.0 Label, Belt Guard, BR Label, Belt Guard, HD Label, Belt Guard, BD Label, Belt Guard,MP 8 8.92-97.0 Label, Nozzle Identifi cation 9 9.802-0.0 Nipple, /2" JIC, /8" Pipe 2 0 9.802-09.0 Elbow, /2" JIC, /8", 90 9.802-048.0 Swivel, /2" JIC Fem, /8" Male 2 9.802-04.0 Grommet, Rubber, Nozzle 5 Holder 9.802-0.0 Pad, Soft Rubber, 50 Duro 2 4 9.802-070.0 Grip, " Square, Handle 2 5 8.97-88.0 Plate, Belt guard front cover 8.97-889.0 Plate, Belt Guard Back Cover 7 9.802-8.0 Elbow, /2" Street, Brass 8 9.802-29.0 Elbow, /2" JIC x /8", 90 9 9.802-.0 Elbow, /2" JIC x /2", 90 20 9.802-4.0 Swivel, /2" MP x /4" GHF w/ Strainer 2 9.802-5.0 Swivel, /2" JIC Fem, Push-On 2 22 9.802-.0 Strainer, /2" PA, Inline Plastic 2 9.802-7.0 Nipple, /8" x /8" NPT ST Male 24 8.707-25.0 Pump Protector, /2" PTP 25 8.98-424.0 Hose, /8" x 25", 2 Wire, Pressure Loop 2 9.802-259.0 Hose, /2", Push-On 5" 27 8.754-45.0 Wheel & Pu Tire Assy, 2'' Steel Rim 2 28 9.802-295.0 Nozzle, SAQCMEG 0004, Red (200, 500 PSI) 9.802-29.0 Nozzle, SAQCMEG 504, Yellow (200, 500 PSI) 9.802-297.0 Nozzle, SAQCMEG 2504, Green (200, 500 PSI) 9.802-298.0 Nozzle, SAQCMEG 4004, White (200, 500 PSI) 29, See Specifi cations 0 Pump, See Specifi cations Unloader, See Specifi cations 2, See Specifi cations Pump, See Specifi cations 4 Bushing, See Specifi cations 5 Pump Bushing, See Specifi cations Belt, See Specifi cations 7 9.802-728.0 Bolt, /8" x 2" Nc HH 8 9.802-72.0 Bolt, /8" x -/2", Nc HH 2 9 9.802-740.0 Bolt, /2" x -/2", Nc HH 40 9.802-744.0 Bolt, 0mm x 20mm, HH 4 4 9.802-700.0 Bolt, /4-20 x /4", Nc HH 42 9.97-00.0 Nut, /8" ESNA, Nc 4 4 9.802-782.0 Collar, 5/8" Bore Shaft 00 2 44 9.802-809.0 Washer, /2" Flat 45 9.802-807.0 Washer, /8" Flat, SAE 8 4 9.802-807.0 Washer, /8" Flat, SAE 2 47 9.802-87.0 Washer, /8" x " 2 48 9.802-8.0 Washer, 7/", Lock Split Ring 4 49 8.75-74.0 Spacer 5/8 X,25 Black 4 50 9.802-870.0 Block, Unloader, /8" x /8",.25 Steel 5 8.97-89.0 8.97-888.0 8.98-27.0 Assy black, Slider Pump/Belt Guard Mount Assy black, Slider Pump/Belt Guard Mount (BD-759 only) Assy Blk, Slider, Pump/Sheet Metal Guard 52 8.908-9.0 Axle, Front 5 8.92-442.0 8.92-44.0 Assy, Weld, CW Cage, Small Black Assy, Weld, CW Cage, Small Red 54 9.97-00.0 Nut, /8" ESNA, Nc 2 55 9.802-77.0 Nut, 5/" ESNA 4 5 8.78-980.0 Washer, 5/" Flat 4 57 8.70-984.0 Adapter, /2 x /2 (5000 PSI Models) 58 9.800-049.0 Label, Manufacturer's Cleaning Solution 59 9.802-802.0 Washer, /4" Flat 7 0 9.802-225.0 Chemical Injector Assy, -5 GPM,.8 8.75-09.0 Label, Regulation 4442.

8.97-05.0 0-0807 INSTRUCTIONS MODE D' EMPLOI INSTRUCCIONES 04 2 27 79 This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Operation of This Equipment May Create Sparks That Can Start Fires Around Dry Vegetation. A Spark Arrestor May be Required. The Operator Should Contact Local Fire Agencies for Laws or Regulations Relating to Fire Prevention Requirements. WARNING 2 02 0 4 8 0 88 45 8, 9 50 22 2 BD-404029 Model 40 EXPLODED VIEW - DUAL AXLE 9 95 20 0 9 8 2 45 9 54 94 20 28 20 8 50 2 22 9 4 78 8 5 9 77 7 84 8 5 5 2 7 2 2 57 2 7 52 4 7 44 0 82 7 75 4040 Models Only 87 55 5 8 4 5 57 0 7 57 59 92 47,59 25 59, 0, 8 85 2 05 PRESSURE WASHER SERVICE MANUAL 98 0 48 74 29 48 74 70 72 97 22 25 00 49 90 49 74 9 88 24 8 99 72 89 80 Assembled in USA Contains components from one or more of the following countries: United States, Austria, brazil, Canada, China, England, France, Honduras, Italy, Japan, Mexico, Romania, Taiwan, Thailand, Vietnam. INTENDED FOR OUTDOOR USE. 58 9 9 4 8 4 5 5 7 59 59 42 0 74 48 49 49 48 4 0 74 47 48 5 27 7 4 8 2 4 20 47 82 82 0 5 7 9 59 29 0 07 09 58 7 70 08 07 Gas Models Only 5

SERVICE MANUAL PRESSURE WASHER EXPLODED VIEW PARTS - DUAL AXLE 9.800-00.0 Label, This Tank For Gas Only (5000 PSI Models) 9.800-000.0 Label, Diesel (Diesel Models) 2 9.800-00.0 Label, Hot/Caliente w/arrows 9.800-008.0 Label, Danger Cool (5000 PSI Models) 4 9.800-0.0 Label, Warning Pictoral (Small) 5 9.800-047.0 Label, Logo, Belt Guard, HD 8.900-870.0 Label, Logo, Belt Guard, BR 8.90-44.0 Label, Logo, Belt Guard, BD 8.750-45.0 Label, Logo, Belt Guard, MP 8.75-79.0 Label, Logo, Belt Guard (255.0) 9.80-842.0 Label, Instructions 7 9.800-00.0 Label, Nozzle Identifi cation 8 9.802-0.0 Nipple, /2 JIC, /8 Pipe 9 9.802-048.0 Swivel, /2" JIC Fem, /8" Male 0 9.802-05.0 Bushing, Rubber, Nitrile 2 (Honda and Kohler/ Lombardini Models) 9.802-04.0 Grommet, Rubber, 5 Nozzle Holder 2 9.802-079.0 Tank, Encore, 5 Gallon Tank 9.802-089.0 Cap, Fuel Tank, Plastic 4 9.802-090.0 Battery, Box 5 9.802-09.0 Plate, Battery Box, Small, Polypro 9.802-0.0 Nipple /2" JIC x /8" Male (Diesel & Vanguard Models) 9.802-07.0 Nipple, /2" JIC x /8" Female (Honda Models) 7 8.750-9.0 Band Hose Clamp (Diesel Only) 8 9.802-.0 Elbow, /2" JIC x /2", 90 2 (Honda and Kohler/ Lombardnini Models) 9.802-29.0 Elbow, /2 JIC x /8, 90 (4000 PSI Models) 9 9.802-4.0 Swivel, /2"MP x /4" GHF w/strainer 20 9.802-5.0 Swivel, /2" JIC Fem, Push-On 4 2 9.802-.0 Filter, /2" MPT, PA Inline Plastic 22 9.802-8.0 Nipple, /8" Female,,000 PSI (5000 PSI Models) 9.802-7.0 Nipple, /8" x /8" NPT ST Male (Diesel Models Only) 2 8.707-25.0 Pump Protector, /2" PTP (5000 PSI Models) 8.707-254.0 Pump Protector, /8" PTP (BD-404029 Models Only) 24 9.80-844.0 Cable Tie, Wrap (Honda 2 and Kohler/Lombardini Models) 25 9.802-207.0 Clamp, Round, 0.5 I.D. 2 8.98-42.0 Hose, /8" x /4", 2 Wire Pressure Loop 27 9.802-254.0 Hose, /4", Push-On, Fuel Line 5.4 ft. 28 9.802-259.0 Hose, /2", Push-On.25 ft. 29 8.754-45.0 Wheel & Pu Tire Assy, 2'' 4 0 9.802-29.0 Nozzle, SACQMEG, 000.5, Red (4.0 GPM/5000 PSI) 9.802-292.0 Nozzle, SAQCMEG 50.5, Yellow (4.0 GPM/5000 PSI) 9.802-29.0 Nozzle, SAQCMEG, 250.5, Green (4.0 GPM/5000 PSI) 9.802-294.0 Nozzle, SAQCMEG 400.5, White (4.0 GPM/5000 PSI) 9.802-295.0 Nozzle, SAQCMEG 0004, Red (4.5 GPM, Diesel & 4000 PSI Models) 9.802-29.0 Nozzle, SAQCMEG 504, Yellow (4.5 GPM, Diesel & 4000 PSI Models) 9.802-297.0 Nozzle, SAQCMEG 2504, Green (4.5 GPM, Diesel & 4000 PSI Models) 9.802-298.0 Nozzle, SAQCMEG 4004, White (4.5 GPM, Diesel & 4000 PSI Models) 9.802-.0 Nozzle COMPL, QCEM-540, Brass, See Specifi cations Pages 2 Pump, See Specifi cations Pages Unloader, See Specifi cations Pages 4, See Specifi cations Pages 5 Pump, See Specifi cations Pages Pump Bushing, See Specifi cations Pages 7 Bushing, See Specifi cations Pages 8 Belts, See Specifi cations Pages 9 9.802-50.0 Cable, Battery, 2" Red, 4 Ga 40 9.802-504.0 Cable, Battery, " Black, 4 Ga 4 9.80-5.0 Diptube Assy, Plastic, 0 Long 42 9.802-70.0 Bolt, 5/" x ", NC HH 4 4 9.802-727.0 Bolt, /8" x -/4" (Diesel Only) 4 9.802-728.0 Bolt, /8" x 2", NC, HH 4 (5000 PSI Models Only) 44 9.802-054.0 Elbow, Fuel Tank, Zinc (Diesel Models Only) 45 9.802-728.0 Bolt, /8" x 2" NC, HH 2 4 9.80-845.0 Bolt, /2" x 5" NC HH Tap (5000 PSI Models Only) 9.802-740.0 Bolt, /2" x -/2", NC, HH (Diesel Models Only) 47 9.802-75.0 Screw, /4" x 5/8", Phil PH MS 4 48 9.802-782.0 Collar, 5/8" Bore Shaft 4 49 8.75-74.0 Spacer 5/8 X,25 Black 8 50 9.802-870.0 Block, Unloader, /8" x /8", Brass 5 8.98-89.0 Axle, Lrg Cw Cage,.25" 2 52 9.80-04.0 Guard, Belt, Rear Steel 8.922-24.0 Guard, Belt (255.0 Only) 5 8.92-480.0 Assembly, Weld, Battery Brkt, CW Cage, Black 9.80-847.0 Assembly, Weld, Battery Brkt, CW Cage, Red 8.92-502.0 Holder, Nozzle, Red 8.92-25.0 Holder, Nozzle, Blk (HD 4.0/40, BR-404027) 54 9.802-94.0 Assembly, Weld, Cage, Cw Blk 8.92-48.0 Assembly, Weld, Cage, Cw Red 8.922-7.0 Assembly, Weld, Cage (255.0)

EXPLODED VIEW PARTS - DUAL AXLE 55 9.80-04.0 Guard, Belt, Front, CW Cage, Lrg 8.922-2.0 Guard, Belt, Front (255.0 Only) 5 9.802-97.0 Assy, Weld, Slider, Cw Cage, Blk 8.92-497.0 Assy, Weld, Slider, Cw Cage, Red 9.80-84.0 Slider, Assembly, Black (Diesel) 8.922-22.0 Assy, Weld, Slider, Cage (255.0) 57 9.802-75.0 Screw, /4" x /2" BH SOC CS 7 58 9.802-77.0 Nut, /4" ESNA, NC 4 59 9.802-804.0 Washer, 5/" Flat, SAE 20 0 9.802-77.0 Nut, 5/" ESNA, NC 2 9.802-708.0 Screw, 5/"-8 x /4" M PH, TRH 4 2 9.802-24.0 Plug, /4" Countersunk (5000 PSI Models Only) 9.802-744.0 Bolt, 0mm x 20mm, HH 4 4 9.802-070.0 Grip, " Square Handle 2 5 9.802-8.0 Tee, /2", Branch Male 9.802-99.0 Bracket, Brake Pad, Black 8.92-09.0 Bracket, Brake Pad, Red 8.922-59.0 Bracket, Brake Pad (255.0) 7 9.802-997.0 Linkage, Brake, Black 8.92-020.0 Linkage, Brake, Red 8.920-520.0 Linkage, Bracke (255.0) 8 9.802-809.0 Washer, /2" Flat 9 9.802-9.0 Handle, Break, CW Cage, Black 8.92-495.0 Handle, Brake, CW Cage, Red 8.922-8.0 Handle, Brake (255.0) 70 9.802-705.0 Bolt, Carriage, Zinc, 4 /4"-20 x.0 PLT 7 9.802-20.0 Clamp, Hose,.4-.54 ST 2 (Honda and Diesel Models) 72 9.802-802.0 Washer, /4" Flat, SAE 2 7 9.802-80.0 Washer, /4" Flat, Sae, Blk, Znc 5 74 9.802-80.0 Washer, 5/8" Flat 8 75 9.80-84.0 Valve, Safety Relief, 000PSI (5000 PSI Models Only) 7 9.802-00.0 Elbow, /8" Street, Female (5000 PSI Models Only) 77 8.705-974.0 Nipple, /8" Hex Steel (5000 PSI Models Only) 78 9.802-09.0 Elbow, /2" JIC, /8", 90 9.802-040.0 Elbow, /2" JIC, /2", 90 (BD-404029 Model Only) 79 8.750-497.0 Muffler, Honda,GX0/0 Right (5000 PSI Models Only) 8.95-87.0 Deflector, Exhaust, Honda 9.80-.0 Muffler, Exhaust, Vanguard 9.80-87.0 Guard, Muffler, Vanguard 9.802-88.0 Brace, Muffler Guard 8.78-028.0 Muffler, Deflector, Vanguard 80 9.800-04.0 Clear Lexan 8 9.800-04.0 Label, Intended For Outdoor Use 82 9.802-254.0 Hose, /4 Push-On (Diesel) 7. ft. 8 9.802-05.0 Plug, /8" Square Head, Black 84 9.802-48.0 Adaptor, /2" x /2" 8.70-925.0 Bushing, /4" x /2" Brass (BD-404029 Model Only) 85 9.802-770.0 Screw, /4" x " (5000 PSI) 2 8 9.802-80.0 Washer, /4" Flat, SAE, Black 2 (5000 PSI Models) 87 9.802-77.0 Nut, /4" ESNA (5000 PSI) 2 88 9-802-807.0 Washer, /8" Flat 0 89 9.97-00.0 Nut, /8" ESNA 90 8.78-857.0 Nut, 0/24, Whiz Loc Flange 2 9 9.800-049.0 Label, Manufacturer's Cleaning 92 9.802-8.0 Washer, 7/" Lock, Split Ring 4 9 9.802-225.0 Chemical Injector Assy., -5 GPM,.8 (Diesel & Vanguard) 9.802-22.0 Downstream Inj. Assy, 5000 PSI (5000 PSI Models Only) 94 9.802-259.0 Hose, /2" Push-On 4" 95 9.802-2.0 Plug, /2" JIC 9 9.802-29.0 Elbow, /2" JIC x /8" 97 9.802-20.0 Clamp, /2" 98 9.802-77.0 Screw, 0/2" 99 9.804-57.0 Nut, 0/2" 00 9.802-802.0 Washer, /4" Flat, SAE 0 9.802-74.0 Bolt 8mm x mm (5000 PSI) 4 02 9.802-8.0 Split Washer 5/ (5000 PSI) 4 0 8.7-08.0 Terminal Battery Marine 2 04 8.75-09.0 Label, Regulation 4442. 05 8.704-0.0 Label, Die-cut 0 8.78-78.0 Screw, M5 X 8 X 40MM, Pan Head 07 8.92-4.0 Strap, Fuel Tank Carb, Black 2 (Gas Models Only) 8.922-2.0 Strap, Fuel Tank Carb (255.0) 2 08 8.92-47.0 Full Tank Carb Bracket (Gas Models Only) 8.922-9.0 Full Tank Carb Bracket (255.0) 09 8.752-95.0 Tank, Gasoline, 7.25 GAL, Low-Perm (Gas Models Only) 0 8.750-74.0 Cap, Non-Vent, Unleaded, Carb (Gas Models Only) 8.92-479.0 Label, CO0 Carb Compliance (Gas Models Only) 2 8.75-059.0 Vent, remote assembly, CARB (Gas Models Only) 8.75-25.0 Grommet, Remove Vent, Kelch (Gas Models Only) 4 8.7-785.0 Hose, /8" Push On.7 ft (Gas Models Only) 5 8.75-80.0 Carbon Canister, 850cc (Gas Models Only) 8.92-48.0 Bracket, 850cc Canister (Gas Models Only) 8.922-20.0 Bracket, 850cc Canister (255.0) 7 8.752-98.0 Clamp, Hose, 4.5-2.5 x 9/ SS (Gas Models Only) 8 9.802-4.0 Hose Barb, /4" X /8" (Gas Models Only) 9 8.709-7.0 Clamp, Hose, UNI.2-.75 (Gas Models Only) 20.90-2.0 Clamp, Hose,.4-.54 ST (Gas Models Only) 2 8.70-09.0 Adapter, /8 X /8 Steel 22 8.78-588.0 Screw, 0-24 X ½ 2 Not Shown PRESSURE WASHER SERVICE MANUAL 7

SERVICE MANUAL PRESSURE WASHER HD Models Machine Model Bushing# Bushing Pump Pump Bushing# HD-4.0/50 Pb Cage 9.802-92.0 TB4 9.802-404.0 P2 x " 9.802-9.0 BK90H 9.802-402.0 HD-4.5/50 Pb Cage 9.802-92.0 TB4 9.802-405.0 P2 x -/8" 8.75-8.0 BK80H 9.802-402.0 HD-.4/0 Db Cage 9.802-8.0 2BKH 9.802-99.0 H x " 9.802-88.0 2BK7H 9.802-402.0 HD-.7/5 Pb Cage 8.75-57.0 2BK2H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-402.0 HD-4.0/40 Pb Cage 9.802-82.0 2BK4H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-40.0 BR Models SPECIFICATIONS Machine Model Bushing# Bushing Pump Pump Bushing# BR-40507E 9.802-92.0 TB4 9.802-404.0 P2 x " 9.802-9.0 BK90H 9.802-402.0 BR-45507E 9.802-92.0 TB4 9.802-405.0 P2 x -/8" 8.75-8.0 BK80H 9.802-402.0 BR-4087E 9.802-8.0 2BKH 9.802-99.0 H x " 9.802-88.0 2BK7H 9.802-402.0 BR-757 8.75-57.0 2BK2H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-402.0 BR-404027 9.802-82.0 2BK4H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-40.0 BD Models Machine Model Bushing# Bushing Pump Pump Bushing# BD-40507E 9.802-92.0 TB4 9.802-404.0 P2 x " 9.802-9.0 BK90H 9.802-402.0 BD-45509E 9.802-92.0 TB4 9.802-405.0 P2 x -/8" 8.75-8.0 BK80H 9.802-402.0 BD-4089E 9.802-8.0 2BKH 9.802-99.0 H x " 9.802-88.0 2BK7H 9.802-402.0 BD-759 8.75-57.0 2BK2H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-402.0 BD-404029 9.802-82.0 2BK4H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-40.0 MP Models Machine Model Bushing# Bushing Pump Pump Bushing# MP-45504E 9.802-92.0 TB4 9.802-405.0 P2 x -/8" 8.75-8.0 BK80H 9.802-402.0 MP-4084E 9.802-8.0 2BKH 9.802-99.0 H x " 9.802-88.0 2BK7H 9.802-402.0 MP-754 8.75-57.0 2BK2H 9.802-99.0 H x " 8.75-59.0 2BK90H 9.802-402.0 8

SPECIFICATIONS Machine Bushing Model Belt Belt Desc./Qty. Pump Unloader HD-4.0/50 Pb Cage 24mm 8.749-95.0 BX42 () 8.92-57.0 8.75-4.0 GX0 (88cc) 8.752-49.0 HD-4.5/50 Pb Cage 24mm 8.749-95.0 BX42 () 8.92-57.0 8.75-4.0 GX0 (88cc) 8.752-48.0 HD-.4/0 Db Cage 24mm 9.802-48.0 BX9 (2) 8.75-8.0 8.750-00.0 KD420 (40cc) 9.802-28.0 HD-.7/5 Pb Cage 24mm 9.802-48.0 BX9 (2) 8.75-89.0 8.750-00.0 GX90 (90cc) 8.750-580.0 HD-4.0/40 Pb Cage 25mm 9.802-420.0 BX4 (2) 9.802-45.0 8.750-00.0 Vanguard (479cc) 8.75-05.0 Machine Bushing Model Belt Belt Desc./Qty. Pump Unloader BR-40507E 25mm 8.749-95.0 BX42 () 8.92-57.0 8.75-4.0 GX0 (88cc) 8.752-49.0 BR-45507E 25mm 8.749-95.0 BX42 () 8.92-57.0 8.75-4.0 GX0 (88cc) 8.752-48.0 BR-4087E 25mm 9.802-48.0 BX9 (2) 8.75-8.0 8.750-00.0 KD420 (40cc) 9.802-28.0 BR-757 24mm 9.802-48.0 BX9 (2) 8.75-89.0 8.750-00.0 GX90 (90cc) 8.750-580.0 BR-404027 25mm 9.802-420.0 BX4 (2) 9.802-45.0 8.750-00.0 Vanguard (479cc) 8.75-05.0 PRESSURE WASHER Specifications Machine Bushing Model Belt Belt Desc./Qty. Pump Unloader BD-40507E 25mm 8.749-95.0 BX42 () 8.92-59.0 8.75-4.0 GX0 (88cc) 8.752-49.0 BD-45509E 25mm 8.749-95.0 BX42 () 8.92-59.0 8.75-4.0 GX0 (88cc) 8.752-48.0 BD-4089E 24mm 9.802-48.0 BX9 (2) 8.75-79.0 8.750-00.0 KD420 (40cc) 9.802-28.0 BD-759 24mm 9.802-48.0 BX9 (2) 8.75-80.0 8.750-00.0 GX90 (90cc) 8.750-580.0 BD-404029 25mm 9.802-420.0 BX4 (2) 8.752-808.0 8.750-00.0 Vanguard (479cc) 8.75-05.0 Machine Bushing Model Belt Belt Desc./Qty. Pump Unloader MP-45504E 25mm 8.749-95.0 BX42 () 8.92-55.0 8.75-4.0 GX0 (88cc) 8.752-48.0 MP-4084E 25mm 9.802-48.0 BX9 () 8.75-.0 8.750-00.0 KD420 (40cc) 9.802-28.0 MP-754 24mm 9.802-48.0 BX9 (2) 8.92-70.0 8.750-00.0 GX90 (90cc) 8.750-580.0 9

PRESSURE WASHER Specifications HOSE & SPRAY GUN ASSEMBLY AND PARTS LIST 4 Detergent Injector Assembly 9 8 2 7 9 5 9 2 BD Versions 5000 PSI Models MP, BR, HD Versions 0 9.802-222.0 Wand, VP W/Coupler & 4 9.802-225.0 Injector Assembly, -5 GPM, Nozzle X-Series (BR and HD) 0.08 (Models to 4000 PSI) 8.7-29.0 Wand, VP Lance, AL44 9.802-2.0 Injector Chem Non Adj. w/coupler & Soap Nozzle (MP) -5 GPM. 0.08 8.904-425.0 Wand, Side Grip, 47.5" 9.802-27.0 Injector Assembly, 5500 PSI w/couplers (BD Models) (5000 PSI Models) 8.725-88.0 Wand, Single, 48" 9.802-7.0 Coupler, /8" Fem,,000 PSI Insulated W/ Side Grip 9.802-8.0 Nipple, /8" Fem,,000 PSI 9.802-4.0 Coupler, /4" Female Brass (BD Models) 5 8.707-057.0 Strainer, Plastic, /4" Hose Barb 8.70-84.0 Gun, St-500, 5000 PSI, 9.802-25.0 Tube, /4" X /2", Clear Vinyl ft. 0.4 Gpm (BR and HD Models) 7.90-2.0 Clamp, Hose,.4-.54 ST 2 8.75-24.0 Gun, Landa, L050, 5000 PSI 8 9.802-7.0 Coupler, /8" Fem,,000 PSI 0.4 GPM Snap-Tite (5000 PSI Models) 8.904-490.0 Spray Gun Assembly 9.802-.0 Coupler, /8" Female with Nipple, Hotsy 8.75-25.0 Gun, Hotsy, H050, 5000 PSI 9 9.802-295.0 Nozzle Saqcmeg, 0004, Red 0.4 GPM (All Except 4 GPM/5000 PSI) 9.802-29.0 Nozzle Saqcmeg, 504, Yellow 2 9.802-228.0 Spray Gun Assy w/ Wand (All Except 4 GPM/5000 PSI) & Coupler (5000 PSI Models) 9.802-297.0 Nozzle Saqcmeg, 2504, Green 9.802-227.0 Spray Gun Wand 5000 PSI (All Except 4 GPM/5000 PSI) 52" (5000 PSI Models) 9.802-298.0 Nozzle Saqcmeg, 4004, White 8.709-440.0 Coupler /4" Socket, Male, Brass (All Except 4 GPM/5000 PSI) 8.79-.0 Hose, /8" x 50', 2W, TF, KA, 8.708-7.0 Nozzle Kit, Size 04, 4-Pack SO-SW, CP (BR and HD Models (All Except 4 GPM/5000 PSI) to 4000 PSI) 9.802-29.0 Nozzle Saqcmeg, 000.5, Red 8.79-4.0 Hose, /8" x 50', 2W, TS, KA (4 GPM/5000 PSI) SO-SW, HP-CP (BR and HD 9.802-292.0 Nozzle Saqcmeg, 50.5, Models to 5000 PSI) Yellow (4 GPM/5000 PSI Models) 8.79-0.0 Hose, /8" x 50', 2W, TF, LA 9.802-29.0 Nozzle Saqcmeg, 250.5, SO-SW, CP (MP to 4000 PSI) Green (4 GPM/5000 PSI Models) 8.98-088.0 Hose, /8" x 50', 2W, TS 9.802-294.0 Nozzle Saqcmeg, 400.5, SO-SW, HIGH PRESS CP White (4 GPM/5000 PSI Models) (MP Models to 5000 PSI) 8.708-72.0 Nozzle, Kit, Size 0.5, 8.79-47.0 Hose, /8" x 50', 2W, TF, HO 4-Pack (4 GPM/5000 PSI) SO-SW, CP (BD to 4000 PSI) 9.802-.0 Nozzle, COMPL, 8.79-2.0 Hose, /8" x 50', 2W, TS, HO QCHEM-540, Brass SO-SW, HP-CP (BD to 5000 PSI) Not Shown

8.92-55.0 8.92-59.0 8.92-57.0 PX SERIES PUMP EXPLODED VIEW PARTS LIST TORQUE SPECS ITEM# FT. LBS. 28 95 45 29 8 40 0 48 0 5 8 PRESSURE WASHER SERVICE MANUAL 8.752-825.0 Crankcase 2* See Kit Below Plunger Oil Seal * See Kit Below O'Ring, 250 Ø.78 x 7.82 4* See Kit Below Pressure Ring mm 5* See Kit Below U-Seal, mm * See Kit Below Intermediate Ring mm 7* See Kit Below U-Seal, mm 8 9.80-99.0 Copper Washer /2 9 9.802-92.0 Brass Plug, G/2 0 8.75-502.0 Manifold Housing Ø 8.75-50.0 Manifold Stud Bolt 8 2 9.802-890.0 Lock-Washer 8 8.79-008.0 Copper Washer /8 4 8.707-22.0 Brass Plug, G/8 2 5 8.75-504.0 Valve Assembly * See Kit Below Back Ring 7* See Kit Below O'Ring, 9 Ø2.2 x 5.08 8* See Kit Below Valve Seat 9* See Kit Below Valve Plate 20* See Kit Below Valve Spring 2* See Kit Below Back Ring 22* See Kit Below O'Ring, 08 Ø2.2 x 7. 2* See Kit Below Valve Cage 24* See Kit Below Valve Cage 25* See Kit Below Copper Washer 2 8.75-505.0 O'Ring, 09 Ø2.2 x 2.47 27 8.75-50.0 Back Ring 28 8.75-507.0 Valve Plug 29 8.752-80.0 Hexagonal Screw 8 0 9.802-884.0 Washer 8 9.80-82.0 Closed Bearing Housing 2 9.80-8.0 O'Ring, Ø2.2 x 7.2 2 9.80-0.0 Roller Bearing 2 4 8.75-508.0 Crankshaft, Ø24 5 9.80-29.0 Crankshaft Key 8.752-84.0 Oil Dipstick 7 9.80-9.0 Crankshaft Seal 8 9.80-77.0 Shim,.0mm 9 8.75-509.0 Bearing Housing 40* 8.752-84.0 Plunger Bolt 4* 8.752-820.0 Bonded Seal 42* 8.75-50.0 Plunger mm 4* 8.752-82.0 Copper Spacer 44 8.75-5.0 Plunger Rod 45 8.752-822.0 Connecting Rod Pin 4 8.752-82.0 Connecting Rod

SERVICE MANUAL PRESSURE WASHER PX SERIES PUMP EXPLODED VIEW PARTS LIST (CONT.) 47 9.802-889.0 Spring Washer 48 9.802-97.0 Screw, Connecting Rod 49 9.80-94.0 O'Ring, Ø2.2 x 52.07 50 8.752-82.0 Crankcase Cover 5 8.752-824.0 Cover Screw 5 52 9.80-202.0 Sight Glass, G/4 5 9.80-90.0 O'Ring, Ø.78 x 4.00 * Available in Kit (See Below) KIT NUMBERS 8.75-52.0 8.75-5.0 8.75-54.0 8.75-55.0 8.752-85.0 KIT DESCRIPTION ITEMS NUMBERS INCLUDED NUMBER OF CYLINDERS KIT WILL SERVICE Plunger Seal mm Seal Packing mm Plunger mm, 5, 7, 4, 5,, 7 40, 4, 42, 4 Complete Valve Plunger Oil Seals 5 2 2

8.75-89.0 KM405R. 8.75-80.0 HM405R. 8.75-8.0 KM540R. 8.75-79.0 HM540R. 8.75-.0 LM540R. M. SERIES PUMP EXPLODED VIEW TORQUE SPECS Item # Ft.-lbs 4 75 5 0 2 8 9 4 48 7. PRESSURE WASHER SERVICE MANUAL M. SERIES PUMP EXPLODED VIEW PARTS LIST 8.75-2.0 Crankcase 2* See Kits Below Plunger Oil seal * See Kits Below O-Ring Ø.78 x.47 4* See Kits Below Pressure Ring 5* See Kits Below U-Seal * See Kits Below Intermediate Ring 7* See Kits Below U-Seal 8 9.80-99.0 Washer, Copper 9 9.802-92.0 Plug, Brass /2 0 8.75-28.0 Manifold Head * See Kits Below O-Ring Ø2.2 x 7. 2* See Kits Below Valve Assembly * See Kits Below O-Ring Ø2.2 x 20.29 4 9.802-928.0 Valve Plug 5 9.802-98.0 Manifold Stud Bolt 8 9.802-884.0 Washer 7 9.80-98.0 Copper Washer /8 8 9.802-925.0 Brass Plug /8 2 2 9.802-944.0 Hexagonal Screw 8 24 8.77-20.0 Closed Bearing Housing 25 9.80-92.0 O-Ring Ø.78 x 0.05 2 2 8.9-0.0 Tapered Roller Bearing 2 27 9.80-4.0 Crankshaft (540) 9.80-47.0 Crankshaft (405) 28 9.80-7.0 Crankshaft Key 29 9.802-92.0 Oil Dip Stick 0 9.80-40.0 Crankshaft Seal 9.80-78.0 Shim 2 2 8.77-209.0 Bearing Housing * See Kits Below Plunger Nut, M8 4* See Kits Below Copper Spacer 5* See Kits Below Plunger (405) Plunger (540) * See Kits Below Copper Spacer 7* See Kits Below O-Ring Ring 8* See Kits Below Teflon Ring 9 9.80-44.0 Plunger Rod

SERVICE MANUAL PRESSURE WASHER M. SERIES PUMP EXPLODED VIEW PARTS LIST (CONT.) 40 9.80-58.0 Connecting Rod 4 8.75-228.0 Connecting Rod Pin 42 9.80-28.0 Spring Washer 4 9.80-28.0 Connecting Rod Screw 44 70-00009 O-Ring, Ø2.2 x 2.7 45 8.75-229.0 Crankcase Cover 4 9.80-97.0 O-Ring, Ø.78 x 4 47 9.80-202.0 Sight Glass /4 48 9.802-99.0 Cover Screw 5 * Available in kit (See below) REPAIR KIT NO. 8.725-0.0 8.725-58.0 8.725-.0 8.725-59.0 8.725-27.0 8.9-02.0 9.802-0.0 9.802-09.0 KIT DESCRIPTION Plunger Seal 405 8mm Plunger Seal 540 5mm Complete Seal Packing 405 8mm Complete Seal Packing 540 5mm Plunger 400 8mm Plunger 540 5mm Complete Valve Plunger Oil Seals ITEM NUMBERS INCLUDED, 5, 7, 5, 7, 4, 5,, 7, 4, 5,, 7, 4, 5,, 7, 8, 4, 5,, 7, 8, 2, 2 NO. OF CYLIN- DERS KIT WILL SERVICE 4

PRESSURE WASHER HX.2 PUMP EXPLODED VIEW 8.75-242.0 48 47 25 42 2 4 40 27 2 9 0 28 4 8 24 45 7 29 44 5 4 4 22 2 2 20 9 8 7 2 5 27 4 2 7 5 9 4 2 2 24 8 2 XLT020S XLT8S XLT80 TORQUE SPECS XLT220 XLT250 ITEM # FT. LBS. XLT2520 XLT270 4 95 XLT025 XLT020 5 45 XLT25 2 8 XLT57 XLT407 4 0 XLT404 XLT47 42 0 XLT505 48 8 XLT545 SERVICE MANUAL 4 0 HAWK Pompe XLT serie 20 HX.2 PUMP PARTS LIST ITEM PART NO. DESCRIPTION Crankcase QTY ITEM PART NO. DESCRIPTION QTY 8.752-825.0 9 See Kits Below Valve Seat 2* See Kits Below Plunger Oil seal 20 See Kits Below Valve Plate * See Kits Below O-Ring Ø.78 x 7.82 2 See Kits Below Valve Spring 4* See Kits Below Pressure Ring 22 See Kits Below Valve Cage 5* See Kits Below U-Seal, 25mm 2 8.752-80.0 8 * See Kits Below Intermediate Ring 24 9.802-884.0 Washer 8 7* See Kits Below U-Seal 25 9.80-82.0 Closed Bearing Housing Hex Screw 8* 9.80-285.0 Brass Plug, G/4" 2 9.80-8.0 O-Ring Ø2.2 x 7.2 2 9 9.80-28.0 Washer, Copper /4" 27 9.80-0.0 Roller Bearing 2 0 8.752-8.0 Manifold Housing Ø22/Ø20 28 8.752-828.0 Crankshaft Ø25 (584) 8.752-8.0 O-Ring Ø2.2 x 2.89 28 8.752-829.0 Crankshaft Ø25 (804, 95) 2* See Kits Below Valve Assembly 28 8.752-827.0 Crankshaft Ø25 (0) * 9.80-287.0 O-Ring Ø.5 x 25.80-4 29 9.80-29.0 Crankshaft Key 4 8.752-855.0 Valve Plug 0 8.752-84.0 Oil Dop Stick 5 8.752-8.0 Manifold Stud Bolt 8 9.80-9.0 Crankshaft Seal 9.802-890.0 Lock Washer 8 2 9.80-77.0 Shim 2 7 9.80-99.0 Copper Washer /2" 9.80-8.0 Bearing Housing 8 9.802-92.0 Brass Plug /2" 4* 8.752-84.0 Plunger Bolt 5

SERVICE MANUAL PRESSURE WASHER 5* 8.752-820.0 Bonded Seal * 8.752-84.0 Plunger, 20mm (584, 804) 8.752-847.0 Plunger, 22mm (959, 0) 7* 8.752-82.0 Copper Spacer 8* 8.752-842.0 Plunger Rod 9* 8.752-822.0 Connecting Rod Pin 40 8.752-82.0 Connecting Rod 4* 9.802-889.0 Spring Washer 42* 9.802-97.0 Connecting Rod Screw 4 9.80-94.0 O-Ring Ø2.2 x 52.07 44 8.752-82.0 Crankase Cover 45 9.80-90.0 O-Ring Ø.78 x 4.00 4 8.707-22.0 Brass Plug G/8" 47 9.80-202.0 Sight Glass G/4" 48 8.752-824.0 Cover Screw 5 *Available in Kit (See Below) HX.2 PUMP PARTS LIST REPAIR KIT NO. 8.752-84.0 8.725-844.0 8.725-849.0 8.725-850.0 8.752-88.0 8.752-89.0 8.752-85.0 8.752-85.0 KIT DESCRIPTION Plunger Seal 20 mm (584, 804) Plunger Seal 22 mm (95, 0) Seal Packing 22 mm (584, 804) Seal Packing 22 mm (95, 0) Plunger 20 mm (584, 804) Plunger 22 mm (95, 0) Complete Valve Plunger Oil Seals ITEM NUMBERS INCLUDED, 5, 7, 5, 7, 4, 5,, 7, 4, 5,, 7 4, 5,, 7 4, 5,, 7, 2, 2 NO. OF CYLIN- DERS KIT WILL SERVICE

9.802-45.0 T. SERIES PUMP EXPLODED VIEW PRESSURE WASHER SERVICE MANUAL TORQUE SPECS Item # Ft.-Lbs. 7 75 8 45 27 8 7 0 48 0 5 7. T. SERIES PUMP EXPLODED VIEW & PARTS LIST 9.804-04.0 Crankcase 2 9.80-95.0 Plunger Guide * See Kit Plunger Oil Seal 4* See Kit O-Ring Ø.78 x. 47 5* See Kit Pressure Ring, Brass * See Kit "U" Seal Low Pressure 7* See Kit Intermediate Ring, Brass 8* See Kit Support Ring, Teflon Bronze 9* See Kit "U" Seal High Pressure 0* See Kit Support Ring 9.802-92.0 Brass Plug, /2" 2 9.80-99.0 Copper Washer /2" 9.802-9.0 Manifold Head 4* See Kit O-Ring Ø2.2 x 7. 5* See Kit Valve Assembly See Kit O-Ring Ø2.2 x 20.29 7 9.802-928.0 Valve Plug 8 9.802-94.0 Manifold Stud Bolt 9 9.802-890.0 Washer 8 20 9.80-98.0 Copper Washer /8" 2 9.802-925.0 Brass Plug /8" 2 9.802-884.0 Washer 8 27 9.802-944.0 Hexagonal Screw 8 28 9.80-82.0 Closed Bearing Housing 29 9.80-8.0 O-Ring Ø2.2 x 7.2 2 0 9.80-0.0 Roller Bearing, Tapered 2 9.80-49.0 Crankshaft (405.) 2 9.80-7.0 Crankshaft Key 9.802-92.0 Oil Dip Stick 4 9.80-9.0 Crankshaft Seal 5 9.80-77.0 Shim 2 9.80-8.0 Bearing Housing 7* See Kit Plunger Bolt 8* See Kit Copper Spacer 8 7

SERVICE MANUAL PRESSURE WASHER 8.92-70.0 LT4540.2 Right 8.92-7.0 LT4540.2 Left 8.92-72.0 LT0.2 Right 8.92-7.0 LT0.2Left 8 7 5 2 24 2 LT.2 PUMP EXPLODED VIEW AND PARTS LIST 4 22 2 20 9 25 0 2 4 2 7 9 27 8 28 5 4 29 2 0 27 4 5 2 7 2 8 9 24 40 2 4 42 48 47 4 45 44 4 TORQUE SPECS Item # Ft.-Lbs. 4 95 5 45 2 8 4 0 42 0 48 8 LT PUMP EXPLODED VIEW PARTS LIST 8.752-825.0 Crankcase 2* See Kit Below Plunger Oil Seal * See Kit Below O-Ring Ø.78 x 7.82 4* See Kit Below "Pressure Ring, Brass 5* See Kit Below "U" Seal 8mm * See Kit Below Intermediate Ring, 8mm 7* See Kit Below "U" Seal, 8mm 8 9.802-92.0 Brass Plug, G/2 9 9.80-99.0 Cooper Washer /2 0 8.75-8.0 Manifould Housing * 9.804-498.0 O-Ring Ø2.2 x 25. 2* See Kit Below Valve Assembly * 9.80-9.0 O-Ring 08 4 9.802-928.0 Valve Plug 5 8.75-87.0 Manifould Stud Bolt 8 9.802-890.0 Lock Washer 8 7 8.79-008.0 Cooper Washer /8 8 8.707-22.0 Brass Plug /8 9 See Kit Below Valve Seat 20 See Kit Below Valve Plate 2 See Kit Below Valve Spring 22 See Kit Below Valve Cage 2 8.725-80.0 Hexagonal Screw 8 24 9.802-884.0 Washer 8 25 9.80-82.0 Closed Bearing Housing 2 9.80-8.0 O-Ring Ø2.2 x 7.2 2 27 9.80-0.0 Roller Bearing 2 28 8.75-88.0 Crankshaft Ø24 (4540) 8.752-827.0 Crankshaft Ø24 (0) 29 9.80-7.0 Cranckshaft Key 0 8.752-84.0 Oil Dipstick 9.80-9.0 Crankshaft Seal 2 9.80-77.0 Shim 2 9.80-8.0 Bearing Housing 4* 8.752-84.0 Plunger Bolt 8

LT PUMP EXPLODED VIEW PARTS LIST (CONT) 5* 8.752-820.0 Bonded Seal * 8.75-89.0 Plunger 8mm 7* 8.752-82.0 Copper Spacer 8 See Kit Below Plunger Rod 9 8.752-822.0 Connecting Rod Pin 40 8.752-82.0 Connecting Rod 4 9.802-889.0 Spring Washer 42 9.802-97.0 Connecting Rod Screw 4 9.80-94.0 O-Ring Ø2.2 x 52.07 44 8.752-82.0 Crankcase Cover 45 9.80-90.0 O-Ring Ø.78 x 4.00 4 8.707-22.0 Brass Plug G /8 47 9.80-202.0 Sight Glass G/4 48 8.752-824.0 Cover Screw 5 * Part available in kit (See below) PRESSURE WASHER SERVICE MANUAL REPAIR KIT NUMBER 8.75-82.0 8.75-822.0 8.75-82.0 8.75-824.0 8.752-85.0 KIT DESCRIPTION Plunger Seal 8mm Seal Packing 8mm Plunger 8mm Complete Valve Plunger Oil Seals ITEM NUMBERS INCLUDED NUMBER OF CYLIN- DERS KIT WILL SERVICE,5,7,4,5,,7 4,5,,7,2, 2 9

SERVICE MANUAL PRESSURE WASHER T. SERIES PUMP EXPLODED VIEW & PARTS LIST 9* See Kit O-Ring Ø.78 x0.82 40* See Kit Tefl on Ring 4* See Kit Plunger 42* See Kit Copper Spacer 4 9.80-4.0 Plunger Rod 44 9.80-57.0 Connecting Rod 45 9.802-92.0 Snap Ring 4 9.802-95.0 Connecting Rod Pin 47 9.802-889.0 Spring Washer 48 9.802-97.0 Connecting Rod Screw 49 9.80-94.0 O-Ring Ø2.2 x 52.07 50 9.80-.0 Crankcase Cover 5 9.80-97.0 Gasket, G/8 52 9.80-202.0 Sight Glass G/4 5 9.802-99.0 Cover Screw 5 * Part available in kit (See below) REPAIR KIT NUMBER 8.9-488.0 8.9-22.0 9.802-07.0 9.802-0.0 9.802-0.0 KIT DESCRIPTION Plunger "U" Seal 20mm 405. "U" Seal Packing Assy 20mm 405. Plunger 20mm 405. Complete Valve Plunger Oil Seals ITEM NO.S INCLUDED 4,, 8, 9, 0 4, 5,, 7, 8, 9, 0, 7, 8, 9, 40, 4, 42 4, 5, NUMBER OF CYLINDERS KIT WILL SERVICE 20

VRT UNLOADER EXPLODED VIEW AND PARTS LIST 8.750-00.0, 8 GPM, 4500 PSI EZ Start 24 7 9 5 9 4 8.750-72.0 Outlet Fitting 24 8.750-7.0 Knob, Unloader 8.750-70.0 Repair Kit, VRT, 4500 PSI (Kit Items:, 4, 8-2,, 2-22) PRESSURE WASHER SERVICE MANUAL 2 2 7 8 20 20 22 4 2 2 5 0 4 0 25 8 Unloader Adjustment Procedures. Remove lock nut (Item 9). 2. Remove adjustment knob (Item 24).. Loosen the two (2) nuts (Item 20), move them upward on stem (Item ) until you see 4 or more threads below the nut. 4. Re-attach adjusting knob (Item 24). 5. Start machine. Open the trigger of the spray gun. Increase pressure by turning adjustment knob (Item 24) clockwise until pressure is at the desired operating pressure.. Remove the adjustment knob (Item 24), tighten the lower nut (Item 20) tightly against the upper nut (Item 20). Re-attach adjustment knob (Item 24) and screw down until contact is made with the nuts (Items 20). Screw down lock nut (Item 9) onto the stem (Item ) until the threads cut into the nylon insert of the lock nut (Item 9). *If adjustment knob (Item 24) DOES NOT make contact with upper nut (Items 20), remove adjusting knob (Item 24), re-adjust (raise) nuts (Items 20) on stem (Item ) and re-attach adjustment knob (Item 24), then repeat step #. **If adjustment knob (Item 24) DOES make contact with upper nut; release the trigger of the spray gun and watch the pressure gauge for the pressure increase ( spike ). This spike SHOULD NOT exceed 500 psi above the operating pressure. If spike pressure exceeds the 500 psi limit, remove the adjusting knob (Item 24) and re-adjust (lower) the nuts (Items 20) on the stem (Item ). Re-attach the adjusting knob (Item 24), then repeat step #. 2

SERVICE MANUAL PRESSURE WASHER VB50/4 UNLOADER EXPLODED VIEW 9.802-0.0, 0.5 GPM at 500 PSI VB UNLOADER EXPLODED VIEW PARTS LIST 22 ITEM PART # DESCRIPTION QTY 0.8. /8 Bsp F Nipple 2 0.0.0* O-Ring,.78 x 5. mm 2 0.005.5 Spring 4 0.0052.5 Sst Check Valve 5 0.2.08* O-Ring, x mm 0.725.5 VB280-50 Brass Body 7 0.809.5* Seat 8 0.808.5* M 8 Shutter 9 0.08.0* O-Ring,.78 x 7.7 mm 0 0.80. Spacer 0.0979.24* VB280-50 Val. Pist. Seal Repair Set 2 0.072.0* O-Ring,.78 x 20.5 mm 0.097. Piston Housing (0.00.00) 0.805. Piston Housing (0.700.00) 4.200.00 M 4 x 4 mm Dowel 5 0.728. Lock Nut ITEM PART # DESCRIPTION QTY 0.0978.24* VB280-50 Val. Pist. Seal Repair Set 7 0.80.5 M8 Piston 8 4.744.0* Sst /2" Ball 9 0.8. Spring Guide 20 0.0975. 4.2 mm Spring (0.00.00) 0-82. 4.5 x 47 mm Spring (0.700.00) 2 0.727. Brass Cap 22 0.72.84 VB280 Black Plastic Knob (0.00.00) 0.729.84 VB50.4 Red Plastic Knob (0.700.00) *Kit : K 0.5.24 VB280-50.4 Spare Parts Kit Pcs. x

TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION LOW OPERATING PRESSURE FLUCTUATING PRESSURE PRESSURE LOW AFTER PERIOD OF NORMAL USE ENGINE WILL NOT START OR STOPS WHILE OPERATING Insufficient water supply. Closed faucet. Inlet hose kinked Clogged inlet hose strainer Faulty or mis-adjusted unloader valve Worn packing in pump Machine has been stored in freezing temperatures Slow engine RPM Worn or dirty pump valves Nozzle is obstructed Pump sucking air, inlet hose leaking Nozzle worn Unloader valve worn Low oil shutdown Out of gas Water in gasoline Use larger garden hose; clean inlet water screen. Open faucet. Check plumbing system for leaks. Retape leaks with teflon tape. Adjust unloader for proper pressure. Install repair kit when needed. Contact local dealer or technical support. Contact local dealer. Thaw out machine completely, including hose, spray gun and wand. Contact local dealer or technical support. Contact local dealer or technical support. Use nozzle wire in accessory kit. Check all pump lines and connections. Replace nozzle. Replace unloader valve. Fill engine with oil. Fill fuel tank. Drain gas tank; fill with clean fuel. PRESSURE WASHER Troubleshooting Guide ENGINE IS OVERLOADED WATER OR OIL LEAKING FROM BOTTOM OF PUMP PRESENCE OF WATER IN PUMP OIL Nozzle partially blocked Excessive pressure from high engine RPM A small amount of leaking is normal Water sprayed at machine High humidity in air Piston packing worn. Oil seal worn. Clean nozzle. Adjust engine throttle to lower RPM. If excessive leaking occurs, contact your local dealer. Change oil. Direct spray away from machine. Check and change oil twice as often. Contact local dealer or technical support.

PRESSURE WASHER Troubleshooting Guide TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION ENGINE OPERATES Not enough gas or engine oil Fill tank with gas. Check oil level. FOR 5 MIN. THEN STOPS Vapor lock developed by heat of day Keep gas tank full to avoid vapor locking. ENGINE LACKS POWER Obstruction in fuel fi lter Dirty air fi lter Clean or replace fuel fi lter. Replace air fi lter. ENGINE FALTERS Choke is opened too soon Move choke to halfway position until engine runs smoothly. WATER DRIPPING FROM UNDER PUMP Piston packing worn O-Ring plunger retainer worn Cracked piston Contact local dealer or technical support. Contact local dealer or technical support. Contact local dealer or technical support. OIL DRIPPING Oil seal worn or damaged Contact local deale or technical support r. WATER LEAKING FROM PUMP PROTEC- TOR NO DETERGENT GARDEN HOSE CONNECTION LEAKS Spray gun closed with machine Open spray gun or turn off machine. running 5 minutes or longer Excess water supply pressure Place a pressure regulator at end of 50' garden hose. Detergent suction tube not properly connected to Check connection. machine Detergent is too thick Detergent fi lter valve is at lowest setting Filter on detergent suction tube is clogged Damaged or clogged detergent suction tube A high pressure nozzle is attached. Discharge nozzle is obstructed Loose fittings Missing/worn rubber washer Dilute detergent. For best results, use our detergent. Set detergent fi lter valve to a higher setting. Run warm water through fi lter to remove debris. Remove obstruction or replace detergent suction tube. Replace with black detergent nozzle. Blow out or remove debris with fi ne needle. Tighten fi ttings. Insert new washer. SPRAY WAND LEAKS Spray wand not properly attached Slide the spray wand into the gun. Turn the wand collar clockwise onto the spray gun threads until tight. Broken o-ring Contact local dealer to order an o-ring. PUMP IS NOISY Pump is sucking air Check that hoses and fi ttings are air tight. Turn off machine and purge pump by squeezing trigger gun until a steady fl ow of water emerges through nozzle. 24

Form # 9.800-44.0 Revised 0/5 Printed in U.S.A. or México