Johson Controls Unitary Products

PC9 SERIES MODULATING VARIABLE SPEEDCONDENSING UPFLOW NATURAL GAS FURNACES (STYLE A)

Supersedes: 035-21143-001 Rev. D (1106) 035-21143-001 Rev. E (0708)

www.Source1Parts.com

HVAC SERVICE PARTS

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Figure 1: MODULATING VARIABLE SPEED CONDENSING UPFLOW NATURAL GAS FURNACES

FIG ITEM DESCRIPTION PC9B12N060UP11A PC9B12N080UP11A PC9C16N080UP11A(3 BURNER) (4 BURNER) (4 BURNER)

MOTOR2 1 ECM PROGRAMMED MOTOR/MODULE 024-35352-000 024-35352-000 024-35353-000* 1A ECM PROGRAMMED MODULE (only) 324-32013-076 324-32013-076 324-32014-077* 1B ECM MOTOR (only, less ECM module) 024-31940-000 024-31940-000 024-31947-000

1,2 2 MOTOR, INDUCER ASS’Y 324-35817-000 324-35817-000 324-35817-000 <ELECTRICAL

32 4 SWITCH, LIMIT (INDUCER) 025-38737-000 025-38737-000 025-38737-0001 5 LIMIT, TEMPERATURE (Primary) 025-29041-012 025-29041-012 025-29041-0123 6 LIMIT, FLAME ROLL-OUT 025-27792-001 025-27792-001 025-27792-0011 7 CONTROL, FURNACE MODULATING 031-09153-000 031-09153-000 031-09153-0003 8 IGNITER 025-32625-000 025-32625-000 025-32625-0003 9 SENSOR, FLAME 025-37499-000 025-37499-000 025-37499-0001 10 SWITCH, PRESSURE 024-35308-000 024-35308-000 024-35308-0001 11 SWITCH, DOOR 024-27640-000 024-27640-000 024-27640-0001 12 TRANSFORMER 025-30889-000 025-30889-000 025-30889-000

1,3 13 VALVE, GAS 025-38975-000 025-38975-000 025-38975-0002 14 SENSOR, THERMISTOR 031-09141-000 031-09141-000 031-09141-000

AIR MOVING2 15 HOUSING, BLOWER 373-23724-001 373-19812-751 373-23746-0012 16 WHEEL, BLOWER 026-19654-009 026-19654-009 026-19654-014* 17 BRACKET, BLOWER MOUNTING (2 Req’d) 073-23778-001 073-23778-001 073-23778-001

NOTE: *Not ShownNew replacement parts shown in bold face type at the first printing of parts list dated 7/08.Major components and suggested stocking items are shown with shaded item number.“<“ Across from row indicates a change in that row.--- Not applicable to specified model.

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Figure 2: MODULATING VARIABLE SPEED CONDENSING UPFLOW NATURAL GAS FURNACES

FIG ITEM DESCRIPTION PC9B12N060UP11A PC9B12N080UP11A PC9C16N080UP11A(3 BURNER) (4 BURNER) (4 BURNER)

FABRICATED PARTS1 18 PANEL, BLOCK-OFF 073-19812-090 073-19812-090 073-19816-0902 19 COMBUSTION BLWR RESTRICTOR 028-15163-000 --- 028-15164-0003 20 BURNER, MAIN GAS 029-20482-000 029-20482-000 029-20482-0002 21 COIL, CONDENSING 373-19812-801 373-19812-801 373-19816-8012 22 SHELF, BLOWER 073-23783-001 073-23783-001 073-23783-0022 23 HEAT EXCHANGER ASS’Y 373-23785-001 373-23785-002 373-23785-0033 24 MANIFOLD, GAS 029-22253-030 029-22253-040 029-22253-0402 25 SHIELD, PAN 073-19812-560 073-19812-560 073-19816-560

1,2 26 CONDENSATE PAN 028-14756-001 028-14756-001 028-14757-0011 27 PANEL, BLOWER ACCESS (Magnet) 373-23801-014 373-23801-014 373-23801-0151 28 ACCESS PANEL, UPPER (Magnet) 373-23801-050 373-23801-050 373-23801-0513 29 WRAPPER, BURNER BOX 073-19811-030 073-19811-040 073-19811-0401 30 CHANNEL, TOE PLATE 073-19862-052 073-19862-052 073-19862-053

1,3 31 COVER, GAS CONTROL 373-22155-002 373-22155-003 373-22155-0033 32 BOTTOM PANEL, BURNER BOX 073-19811-130 073-19811-140 073-19811-1401 33 PANEL, TOP 073-23753-003 073-23753-003 073-23753-0043 34 SUPPORT, BURNER 073-19811-330 073-19811-340 073-19811-3401 35 PLATE, DIFFUSER 073-14566-002 073-14566-003 073-14566-0033 36 BRACKET, IGNITER 073-17403-000 073-17403-000 073-17403-0001 37 WRAPPER, INSULATED 373-19812-141 373-19812-141 373-19816-141

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NOTE: *Not ShownNew replacement parts shown in bold face type at the first printing of parts list dated 7/08.Major components and suggested stocking items are shown with shaded item number.“<“ Across from row indicates a change in that row.--- Not applicable to specified model.

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035-21143-001 Rev. E (0708) 3 of 8

Figure 3: GAS CONTROLS

FIG ITEM DESCRIPTION PC9B12N060UP11A PC9B12N080UP11A PC9C16N080UP11A(3 BURNER) (4 BURNER) (4 BURNER)

MISCELLANEOUS3 39 PLUG, WINDOW, CLEAR -1.5” 025-37005-000 025-37005-000 025-37005-0003 40 CONNECTOR AIR INTAKE 2” 028-11289-000 028-11289-000 028-11289-0001 41 HOSE ASSEMBLY, VACUM (2 Req’d) 028-15235-000 028-15235-000 028-15235-000

1,3 42 TUBING, PREFORMED 028-15170-000 028-15170-000 028-15170-0003 43 GASKET, AIR INTAKE 028-12460-001 028-12460-001 028-12460-0012 44 GASKET, COMBUSTION BLOWER 028-14767-000 028-14767-000 028-14767-0002 45 GASKET, CONDENSATE PAN 028-14759-002 028-14759-002 028-14759-0032 46 GASKET, UPPER CONDENSATE PAN 028-14773-000 028-14773-000 028-14774-0002 47 GASKET, GAS CONTROLS 028-15222-000 028-15222-000 028-15223-0002 48 GASKET (COND. COIL/LOWER PAN) (2 Req’d) 028-14760-002 028-14760-002 028-14760-0023 49 GROMMET, MANIFOLD SEAL 028-12465-000 028-12465-000 028-12465-0002 50 GROMMET, MOTOR (3 Req’d) 028-14740-000 028-14740-000 028-14740-000* 51 GROMMET, 1/2” DIA. 025-30823-000 025-30823-000 025-30823-0002 52 FERRULE, MOTOR MOUNT(3 Req’d) 023-20541-000 023-20541-000 023-20541-0001 53 DOOR KNOB, BLACK (4 Req’d) (Magnet) 029-24412-000 029-24412-000 029-24412-000* 54 HARNESS, MAIN WIRING 025-38976-000 025-38976-000 025-38976-0002 55 MOUNT, 1 PC. MOTOR 073-19831-001 073-19831-001 073-19831-0013 56 ORIFICE, BURNER (Natural #45) 029-21182-045 029-21182-045 029-21182-0451 57 TRAP, CONDENSATE 028-14762-000 028-14762-000 028-14762-000* 58 WIRING DIAGRAM 172111 172111 1721112 59 DRAIN ASSY, INDUCER EXHAUST 028-15229-000 028-15229-000 028-15229-0001 60 DRAIN TUBE, CONDENSATE TRAP 028-13309-004 028-13309-004 028-13309-0041 61 DRAIN TUBE, COMBUSTION BLOWER 028-14764-000 028-14764-000 028-14764-0001 62 DRAIN TUBE, CONDENSATE PAN 028-14763-000 028-14763-000 028-14763-0001 63 VENT TUBE 028-15226-000 028-15226-000 028-15226-0001 64 DRAIN ASSY, DOUBLE GUTTER 028-15227-000 028-15227-000 028-15227-000* 65 LOCKNUT, CONDUIT (1/2”) 025-32683-000 025-32683-000 025-32683-000* 66 ADAPTER, INSERT 025-31808-000 025-31808-000 025-31808-000* 67 BUSHING, THREADED 025-31807-000 025-31807-000 025-31807-000* 68 WASHER, FLAT FIBERGLASS (2 Req’d) 028-14768-000 028-14768-000 028-14768-000* 69 2” PVC 028-15228-000 028-15228-000 028-15228-0001 70 SIGHT GLASS, OVAL 025-38899-000 025-38899-000 025-38899-0002 71 JUMPER PLUG 025-39853-000 025-38977-000 025-38978-000* 72 INSERT, SILICONE 028-15455-000 028-15455-000 028-15456-000* 73 MAGNET, DOOR (4 Req’d) 029-24413-000 029-24413-000 029-24413-000* 74 HARNESS, CONTROL (16 Pin) 024-35351-000 024-35351-000 024-35351-000* 75 HARNESS, POWER (5 Pin) 024-35350-000 024-35350-000 024-35350-000

NOTE: *Not ShownNew replacement parts shown in bold face type at the first printing of parts list dated 7/08.Major components and suggested stocking items are shown with shaded item number.“<“ Across from row indicates a change in that row.--- Not applicable to specified model.

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4 of 8 035-21143-001 Rev. E (0708)

Figure 1: MODULATING VARIABLE SPEED CONDENSING UPFLOW NATURAL GAS FURNACES

FIG ITEM DESCRIPTIONPC9C16N100UP11A PC9C20N100UP11A PC9D20N120UP11A

(5 BURNER) (5 BURNER) (6 BURNER)MOTOR

2 1 ECM PROGRAMMED MOTOR/MODULE 024-35353-000 024-35354-000 024-35354-000* 1A ECM PROGRAMMED MODULE (only) 324-32014-077 324-32015-078 324-32015-078* 1B ECM MOTOR (only, less ECM module) 024-31947-000 024-31941-000 024-31941-000

1,2 2 MOTOR, INDUCER ASS’Y 324-35817-000 324-35817-000 324-35817-000 <ELECTRICAL

32 4 SWITCH, LIMIT (INDUCER) 025-38737-000 025-38737-000 025-38737-0001 5 LIMIT, TEMPERATURE (Primary) 025-29041-001 025-29041-012 025-29041-0013 6 LIMIT, FLAME ROLL-OUT 025-27792-001 025-27792-001 025-27792-0011 7 CONTROL, MODULATING 031-09153-000 031-09153-000 031-09153-0003 8 IGNITER 025-32625-000 025-32625-000 025-32625-0003 9 SENSOR, FLAME 025-37499-000 025-37499-000 025-37499-0001 10 SWITCH, PRESSURE 024-35308-000 024-35308-000 024-35308-0001 11 SWITCH, DOOR 024-27640-000 024-27640-000 024-27640-0001 12 TRANSFORMER 025-30889-000 025-30889-000 025-30889-000

1,3 13 VALVE, GAS 025-38975-000 025-38975-000 025-38975-0002 14 SENSOR, THERMISTOR 031-09141-000 031-09141-000 031-09141-000

AIR MOVING2 15 HOUSING, BLOWER 373-23746-001 373-23747-001 373-23746-0012 16 WHEEL, BLOWER 026-19654-014 026-38510-000 026-38510-000* 17 BRACKET, BLOWER MOUNTING (2 Req’d) 073-23778-001 073-23778-001 073-23778-001

NOTE: *Not ShownNew replacemnt parts shown in bold face type at the first printing of parts list code dated 7/0.Major components and suggested stockings items are shown with shaded item number.“<“ Across from row indicates a change in that row.--- Not applicable to specified model.

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Johson Controls Unitary Products

035-21143-001 Rev. E (0708) 5 of 8

Figure 2: MODULATING VARIABLE SPEED CONDENSING UPFLOW NATURAL GAS FURNACES

FIG ITEM DESCRIPTION PC9C16N100UP11A PC9C20N100UP11A PC9D20N120UP11A (5 BURNER) (5 BURNER) (6 BURNER)

FABRICATED PARTS1 18 PANEL, BLOCK-OFF 073-19816-090 073-19816-090 073-19820-0902 19 COMBUSTION BLWR RESTRICTOR --- --- ---3 20 BURNER, MAIN GAS 029-20482-000 029-20482-000 029-20482-0002 21 COIL, CONDENSING 373-19816-801 373-19816-801 373-19820-8012 22 SHELF, BLOWER 073-23783-002 073-23783-003 073-23783-0042 23 HEAT EXCHANGER ASS’Y 373-23784-004 373-23784-004 373-23784-0053 24 MANIFOLD, GAS 029-22253-050 029-22253-050 029-22253-0602 25 SHIELD, PAN 073-19816-560 073-19816-560 073-19820-560

1,2 26 CONDENSATE PAN 028-14757-001 028-14757-001 028-14758-0021 27 PANEL, BLOWER ACCESS (Magnet) 373-23801-015 373-23801-015 373-23801-0161 28 ACCESS PANEL, UPPER (Magnet) 373-23801-051 373-23801-051 373-23801-0523 29 WRAPPER, BURNER BOX 073-19811-050 073-19811-050 073-19811-0601 30 CHANNEL, TOE PLATE 073-19862-053 073-19862-053 073-19862-054

1,3 31 COVER, GAS CONTROL 373-22155-004 373-22155-004 373-22155-0053 32 BOTTOM PANEL, BURNER BOX 073-19811-150 073-19811-150 073-19811-1601 33 PANEL, TOP 073-23753-005 073-23753-005 073-19815-0863 34 SUPPORT, BURNER 073-19811-340 073-19811-350 073-19811-3601 35 PLATE, DIFFUSER 073-14566-003 073-14566-004 073-14566-0053 36 BRACKET, IGNITER 073-17403-000 073-17403-000 073-17403-0001 37 WRAPPER, INSULATED 373-19816-141 373-19816-141 373-19820-141

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NOTE: *Not ShownNew replacement parts shown in bold face type at the first printing of parts list dated 7/08.Major components and suggested stocking items are shown with shaded item number.“<“ Across from row indicates a change in that row.--- Not applicable to specified model.

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Figure 3: GAS CONTROLS

FIG ITEM DESCRIPTION PC9C16N100UP11A PC9C20N100UP11A PC9D20N120UP11A (5 BURNER) (5 BURNER) (6 BURNER)

MISCELLANEOUS3 39 PLUG, WINDOW, CLEAR -1.5” 025-37005-000 025-37005-000 025-37005-0003 40 CONNECTOR AIR INTAKE 2” 028-11289-000 028-11289-000 028-11290-0001 41 HOSE ASSEMBLY, VACUM (2 Req’d) 028-15235-000 028-15235-000 028-15235-000

1,3 42 TUBING, PREFORMED 028-15170-000 028-15170-000 028-15170-0003 43 GASKET, AIR INTAKE 028-12460-001 028-12460-001 028-12460-0022 44 GASKET, COMBUSTION BLOWER 028-14767-000 028-14767-000 028-14767-0002 45 GASKET, CONDENSATE PAN 028-14759-003 028-14759-003 028-14759-0042 46 GASKET, UPPER CONDENSATE PAN 028-14774-000 028-14774-000 028-14775-0002 47 GASKET, GAS CONTROLS 028-15224-000 028-15224-000 028-15223-0002 48 GASKET (COND. COIL/LOWER PAN) (2 Req’d) 028-14760-003 028-14760-003 028-14760-0043 49 GROMMET, MANIFOLD SEAL 028-12465-000 028-12465-000 028-12465-0002 50 GROMMET, MOTOR (3 Req’d) 028-14740-000 028-14740-000 028-14740-000* 51 GROMMET, 1/2” DIA. 025-30823-000 025-30823-000 025-30823-0002 52 FERRULE, MOTOR MOUNT(3 Req’d) 023-20541-000 023-20541-000 023-20541-0001 53 DOOR KNOB, BLACK (4 Req’d) (Magnet) 029-24412-000 029-24412-000 029-24412-000* 54 HARNESS, MAIN WIRING 025-38976-000 025-38976-000 025-38976-0002 55 MOUNT, 1 PC. MOTOR 073-19831-001 073-19831-001 073-19831-0013 56 ORIFICE, BURNER (Natural #45) 029-21182-045 029-21182-045 029-21182-0451 57 TRAP, CONDENSATE 028-14762-000 028-14762-000 028-14762-000* 58 WIRING DIAGRAM 172111 172111 1721112 59 DRAIN ASSY, INDUCER EXHAUST 028-15229-000 028-15229-000 028-15229-0001 60 DRAIN TUBE, CONDENSATE TRAP 028-13309-004 028-13309-004 028-13309-004* 61 DRAIN TUBE, COMBUSTION BLOWER 028-14764-000 028-14764-000 028-14764-0001 62 DRAIN TUBE, CONDENSATE PAN 028-14763-000 028-14763-000 028-14763-0001 63 VENT TUBE 028-15226-000 028-15226-000 028-15226-0001 64 DRAIN ASSY, DOUBLE GUTTER 028-15227-000 028-15227-000 028-15227-000* 65 LOCKNUT, CONDUIT (1/2”) 025-32683-000 025-32683-000 025-32683-000* 66 ADAPTER, INSERT 025-31808-000 025-31808-000 025-31808-000* 67 BUSHING, THREADED 025-31807-000 025-31807-000 025-31807-000* 68 WASHER, FLAT FIBERGLASS (2 Req’d) 028-14768-000 028-14768-000 028-14768-000* 69 2” PVC 028-15228-000 028-15228-000 028-15228-000* 70 SIGHT GLASS, OVAL 025-38899-000 025-38899-000 025-38899-0002 71 JUMPER PLUG 025-38977-000 025-38977-000 025-38977-000* 72 INSERT, SILICONE 028-15456-000 028-15456-000 028-15457-000* 73 MAGNET, DOOR (4 Req’d) 029-24413-000 029-24413-000 029-24413-000* 74 HARNESS, CONTROL (16 Pin) 024-35351-000 024-35351-000 024-35351-000* 75 HARNESS, POWER (5 Pin) 024-35350-000 024-35350-000 024-35350-000

NOTE: *Not ShownNew replacement parts shown in bold face type at the first printing of parts list dated 7/08.Major components and suggested stocking items are shown with shaded item number.“<“ Across from row indicates a change in that row.--- Not applicable to specified model.

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Johson Controls Unitary Products

035-21143-001 Rev. E (0708) 7 of 8

NOTES

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Subject to change without notice. Printed in U.S.A. 035-21143-001 Rev. E (0708)Copyright © 2008 by Johnson Controls, Inc. All rights reserved. Supersedes: 035-21143-001 Rev. D (1106)

Johnson Controls Unitary Products 5005 York Drive Norman, OK 73069

TO ORDER AUTHORIZED FACTORY REPLACEMENT PARTS - Contact your Source1 HVAC Parts Distributor or visit our website at www.Source1Parts.com for a Distributor and Dealer listing.