McQuay. Incremental. MQS Vintages A Vintage B. Last Manufactured: Replacement Parts List No Revision E 08/2017

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1 Replacement s List Revision E 08/207 McQuay Incremental MQS Vintages A Vintage B Last Manufactured: 993 To find your Daikin Applied parts distributor, call or visit

2 Contents s List Revision History... 3 Nomenclature Serial...4 Model...4 Refrigeration Circuit Indoor Blower Section...7 Heater/Evaporator Coil Outdoor Coil and Fan...0 Controls Slope Top Flat Top Subbase & Fused Disconnect...7 Damper...8 New York City Hydronic Unit...9 Cabinets...20 Field Installed Accessories...2 PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 2

3 s List Revision History Revision Date Description A /4/96 Updated RPL layout to be consistant w/ OnLine format. B /4/97 Corrected Thermostat, Night Setback part number on Slope Top Control Components List. Added Receptacle, 20A/277V to Fused Disconnect Components List. Re-numbered pages. C /00 Page 4 - Added the Defrost Stat, TC4, TC5 (heat pump only) pn , (item is not shown). Page 7 - Added the Defrost Stat, TC4, TC5 (heat pump only) pn , (item is not shown). D 0/02 Page 5 - Table headings were incorrect, all stated they were 007. E 08/7 Rebrand Daikin. Pages 5-2 Redo all pages with diagrams and component tables. Daikin Applied, 3600 Industrial Park Blvd., P.O. Box 55, Minneapolis, MN (763) PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 3

4 Nomenclatures Serial 7 V A PLANT IDENTIFICATION NUMBER 7 = Auburn YEAR MANUFACTURED V= 990 W= 99 X= 992 Y= 993 Etc. ENGINEERING REVISION SERIAL NUMBER MONTH MANUFACTURED A = January B = February C = March D = April E = May F = June G = July H = August J = September K = October L = November M = December Model MQS 09 A A 5 B McQUAY SUITE UNIT SIZE 007 = 7,000 Nominal Cooling Btuh 009 = 9,000 Nominal Cooling Btuh 02 = 2,000 Nominal Cooling Btuh 05 = 5,000 Nominal Cooling Btuh VINTAGE A= Vintage A B= Vintage B (Sizes 2, 5) UNIT TYPE A = Air Conditioner w/ Electric Heat (Slope Top) B = Air Conditioner w/ Hydronic Heat (Slope Top) C = Heat Pump w/ Electric Heat (Slope Top) D = Air Conditioner w/ Extendaire (Flat Top) E = Heat Pump w/ Extendaire (Flat Top) G = Hydronic Heat w/ Extendaire (Flat Top) HEATER TYPE A = 2. kw Electric B = 2.5 kw Electric C = 3.2 kw Electric D = 4. kw Electric E = 4.5 kw Electric W = Hot Water G = Steam VOLTAGE 2 = 5/60/ 3 = 230/60/ 5 = 208/60/ 7 = 265/60/ CONTROL CODE - ITEM M = Manual Changeover P = MCO and Night Set Back Q = MCO and Guest Room Control T = MCO, NSB and GRC L = 24V for Remote Stat X = Special PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 4

5 Refrigeration Circuit Components Nut- Compr. Mounting Sleeve- Compr. Mounting Grommet- Compr. Mounting Grommet- Compr. Mounting Compressor Compressor Compressor Compressor Compressor Compressor Compressor Compressor Compressor Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Overload, Compressor Capacitor, 35MFD/370V Capacitor, 25MFD/370V Capacitor, 20MFD/370V Capacitor, 5MFD/370V Capacitor, 5MFD/440V Capacitor, 25MFD/440V Reversing Valve Reversing Valve Solenoid, Reversing Valve Solenoid, Reversing Valve Solenoid, Reversing Valve PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 5

6 Refrigeration Circuit (HP Units) Capillary, Heat Capillary, Cool Capillary, Cool Capillary, Cool Capillary, Cool Accumulator/Charger Balancer Thermostat, Indoor Coil Thermostat, Outdoor Coil, (Defrost) Mounting Plate, Compressor Spring, Mounting Plate Clip, Compressor Mounting = Heat pump units only. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 6

7 Indoor Blower Section Motor, Indoor Motor, Indoor Motor, Indoor Motor, Indoor Motor, Indoor Motor, Indoor Motor, Indoor Clip, Motor Mount Blower Wheel Blower Wheel, LH, CW Blower Wheel, RH, CCW N/S Hub, Clamp, Blower Wheel Clamp, Thermostat Panel, Fan 27 Motor Mount Scroll Wrap Scroll Wrap End Plate, LH End Plate, LH End Plate, RH End Plate, RH N/S Drain Tube N/S Snap Ring, Drain Tube Please contact Daikin with unit model and serial number for part numbers or cabinet/chassis components. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 7

8 Heater and Evaporator Coil Diagram Coil, Indoor Coil, Indoor Coil, Indoor Coil, Indoor Electric Heater * a a Electric Heater * a b a b Electric Heater * a b c a b c Electric Heater * b c d b c d Electric Heater * c d c d Electric Heater * d d Electric Heater * a a Electric Heater * a b a b Electric Heater * a b c a b c Electric Heater * b c d b c d Electric Heater * c d e c d e Electric Heater * d e d e Electric Heater * e e * Letters correspond to Heater Code (Code 05) a: 2. kw Electric Heat d: 4. kw Electric Heat b: 2.5 kw Electric Heat e: 4.5 kw Electric Heat c: 3.2 kw Electric Heat PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 8

9 Heater and Evaporator Coil Components, Cont'd 38 Drain Pan Drain Pan Thermo Switch, High Limit Thermo Switch, Discharge Air N/S Hydronic Coil, HW or Steam N/S 2- Way Valve, Steam, NC N/S 2- Way Valve, HW, NO N/S 3- Way Valve, HW, NO N/S Drain Valve N/S = Not shown on diagram. 2 Not on hydronic units. 3 Heat Pump Units only. 4 Hydronic units only. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 9

10 Outdoor Coil and Fan Set Collar- Fan Prop Fan Prop with Clamp Outdoor Coil Outdoor Coil Outdoor Coil, Coated Outdoor Coil, Rippled Fin, Coated Motor, Outdoor Motor, Outdoor Motor, Outdoor Motor, Outdoor Motor, Outdoor Motor, Outdoor Motor, Outdoor N/S Capacitor, 5MFD 370V Capacitor, 3MFD 440V N/S Strap, Capacitor Motor Mount Plenum Assembly N/S = Not shown on diagram. = Used before serial number 7VL = Used after serial number 7VL PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 0

11 Control Slope Top Diagram PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page

12 Control Slope Top Components 60 Switch, 3-Button Switch, 4-Button N/S Buttons, 6-Button Switch (White), N/S Buttons For 6-Button Switch (Red) N/S Buttons For 6-Button Switch (Blue) Thermostat N/S TStat, Low Temp, C/O Knob, Thermostat Top, Control Box, 3-P/B Switch Top, Control Box, 4-P/B Switch N/S Cord Set, 5A N/S Cord Set, 20A N/S Cord Set, 30A N/S Cord Set, 20A N/S Cord Set, 20A N/S Terminal Board N/S Terminal Board N/S Toggle Switch N/S Connector Amp, Plug, 5 Pin N/S Connector Amp, Cap, 5 Ckt Pivot Arm N/S N/S Washer, Top Washer, Bottom Freezestat * Freezestat ** Transformer Transformer Transformer Transformer N/S Relay, Fan N/S Relay, NSB Control N/S Relay, NSB Control N/S Relay, Remote T'Stat N/S Relay, Standby Power N/S Relay, Time Delay N/S = Not shown on diagram. = Uses 3 of white. 2 = Uses 2 of white, red & 2 blue. 3 = Not on Hydronic units. 4 = Hydronic unit only. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 2

13 Control Slope Top Components, Cont'd N/S Defrost Stat, TC4 & TC5-(Heat Pump) N/S Thermostat, Night Setback N/S TStat, MCO Wall Mounted Switch, Rocker Mounting Plate, TStat Escutcheon Plate, 3-P/B Switch Escutcheon Plate, 4-P/B Switch N/S Strain Relief,.88 Dia. * Strain Relief,. Dia. ** N/S = Not shown on diagram. 4 = Hydronic unit only. * Use with cords & ** = Use with cords & PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 3

14 Control Flat Top Diagram PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 4

15 Control Flat Top Components 7 Switch, 6-Button N/S Buttons, 6-Button Switch, Black, Buttons, 6-Button Switch, White, Buttons, 6-Button Switch, Red Buttons, 6-Button Switch, Blue Thermostat, Main TStat, Low Temp, C/O Knob, Thermostat Panel, Control Top Panel, Control Top Panel, Control Top Cord Set, 5A Cord Set, 20A Cord Set, 30A Cord Set, 20A Cord Set, 20A Terminal Board Terminal Board Toggle Switch Connector Amp, Plug, 5 Pin Connector Amp, Cap, 5 Ckt End Panel Side Panel, RH N/S Pivot Arm Washer, Top Washer, Bottom Control Box N/S Transformer Transformer Transformer Transformer N/S = Not shown on diagram. = Uses 3 of white. 2 = Uses 2 of white, red & 2 blue. 3 = Not on Hydronic units. 4 = Hydronic unit only. 5 = Remote T'stat units only. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 5

16 Control Flat Top Components, Cont'd N/S Relay, Fan N/S Relay, DPDT N/S Relay, DPDT N/S Relay, Heat/Cool N/S Relay, 24VAC N/S Defrost Stat, TC4, TC5 (Heat Pump) N/S Thermoswitch N/S Thermostat, NSB N/S Switch, 2-P/B N/S Strain Relief,.88 Dia Strain Relief,. Dia N/S Freezestat Freezestat N/S = Not shown on diagram. 6 = Used before serial number 7XB = Used after serial number 7XB0302. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 6

17 Subbase & Fused Disconnect 45 Electric Subbase Hydronic Subbase 53 Disconnect Switch Fuse Disconnect Switch Fuse Subbase- Electrical & Hydronic 40 Front Subbase 45 Side Extension Subbase 53 Hydronic Coil Grille, Front Panel Latch Fused Disconnect N/S N/S Fuse, 5A Fuse, 20A Fuse, 25A Fuse, 30A Disconnect Switch, 30A Disconnect Switch, 40A N/S = Not shown on diagram. Please contact Daikin with unit model and serial number for part numbers or cabinet/chassis components. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 7

18 Damper Components N/S Damper Motor, Damper Motor, Damper Motor, Damper Motor, N/S Manual Damper Arm N/S Damper Door Assy N/S Channel Operating Arm N/S Damper Operator Cable N/S Switch, Damper, SPST N/S = Not shown on diagram. Manual damper units only. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 8

19 New York City Hydronic Unit Components N/S Wall Sleeve Cabinet Assy, Flat Top, 0-3/4" Cabinet Assy, Flat Top, -3/4" Cabinet Assy, Flat Top, 3-3/4" N/S Cabinet Assy, Flat Top, 4-3/4" Cabinet Assy, Flat Top, 5-3/4" Cabinet Assy, Flat Top, 6-3/4" Cabinet Assy, Flat Top, 7-3/4" Cabinet Assy, Flat Top, 8-3/4" N/S Coil, HW, Right Connection N/S Coil, HW, Left Connection N/S Coil, HW, Opposite Connection N/S Coil, Steam, Right Connection N/S Coil, Steam, Left Connection N/S Coil, Steam, RH Supply/LH Return N/S Coil, Steam, LH Supply/RH Return N/S Valve, Hot Water, N.O N/S Valve, Steam, N.C N/S Valve, Steam or Hot Water, N.O N/S 3-Way Valve, Hot Water, N.O N/S Switch, Heat Fan Lockout N/S Clip, Heat Fan Lockout Switch N/S = Not shown on diagram. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 9

20 Cabinets Slope Top Cabinet Flat Top Cabinet Slope Top Cabinet N/S Cabinet Assy Front Panel N/S Gasket, Door Capture Rail End Cap, " Grille Frame, Door Door, Spill Proof End Panel, RH End Panel, LH N/S Access Door Kit with Lock & Key N/S Gasket Flat Top Cabinet 0 Front Panel Assy, Mist Gray Front Panel Assy, Antique White Frame, Door Access Door N/S Door Vinyl Seal Grille N/S = Not shown on diagram. See New York City units section. Qty. PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 20

21 Field Installed Accessories Anodized Aluminum Louvers Flush - Stamped Louver Architectural Louver, No End Cap Architectural Louver, With End Cap Louver Frame Subbase Assembly, 3" Electric Subbase Assy, 3" Electric Fused Disconnect Subbase, 208/, 5A Fused Disconnect Subbase, 208/, 20A Fused Disconnect Subbase, 208/, 25A Fused Disconnect Subbase, 208/, 30A Fused Disconnect Subbase,, 5A Fused Disconnect Subbase,, 20A Fused Disconnect Subbase,, 25A Subbase Assembly, 4" Electric Subbase Assy, 4" Electric Fused Disconnect Subbase, 208/, 5A Fused Disconnect Subbase, 208/, 20A Fused Disconnect Subbase, 208/, 25A Fused Disconnect Subbase, 208/, 30A Fused Disconnect Subbase,, 5A Fused Disconnect Subbase,, 20A Fused Disconnect Subbase,, 25A Subbase Assembly, 8" Hydronic Subbase Assy, 8" Hydronic Fused Disconnect Subbase, 208/, 20A Fused Disconnect Subbase,, 20A Receptacles Receptacle, 208/, 5A Receptacle, 208/, 20A Receptacle, 208/, 30A Receptacle,, 20A Plug/Cord Cover, Filter Fillter, Cleanable, 7 X 35 X /2" Fillter, Cleanable, X 5.25 X.34" Extendaire Extendaire Primary Discharge Section Extendaire, Extension Section, 3-Ft Wall Sleeve Wall Sleeve Wall Sleeve, Insulated PTAC; MQS Vint. A/ 02, 05 Vint. B Rev. E 08/7 RPL / Page 2