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Payne
Heating & Cooling Combined Unit

Model # PY1PNB018040 Official Payne gas heating & electric cooling

Here are the diagrams and repair parts for Official Payne PY1PNB018040 gas heating & electric cooling, as well as links to manuals and error code tables, if available.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 96 parts  |
Capactr Run P291-1003
#48B

Interior parts diagram

Capactr run

Part #P291-1003

Replaced by #12908

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Manufacturer substitution
This part replaces P291-1003. Substitute parts can look different from the original.
This item is not returnable
$5.26 | 
16% OFF Phone Price : $6.26
In Stock
Blower Assembly 48GS400106
#87

Gas section diagram

Blower assembly

Part #48GS400106

Replaced by #48GS400649

?
Manufacturer substitution
This part replaces 48GS400106. Substitute parts can look different from the original.
$708.46 | 
$12.00 OFF Phone Price : $720.46
In Stock
Capactr Duel P291-3053
#46

Interior parts diagram

Capactr duel

Part #P291-3053

Replaced by #CAP050300440RSP

?
Manufacturer substitution
This part replaces P291-3053. Substitute parts can look different from the original.
This item is not returnable
$34.08 | 
15% OFF Phone Price : $40.08
In Stock
Central Air Conditioner Condenser Fan Motor HC35GE235
#60

Outside view diagram

Central air conditioner condenser fan motor

Part #HC35GE235

$509.50
In Stock
Payne Evaporator Coil 48GS400199
#62

Interior parts diagram

Payne evaporator coil

Part #48GS400199

$2362.42
In Stock
Panel 48GS500033
#3

Outside view diagram

Panel

Part #48GS500033

$26.46
In Stock
Circ Board LH33WP003
#38D

Interior parts diagram

Circ board

Part #LH33WP003

$495.60 | 
$12.00 OFF Phone Price : $507.60
In Stock
Rack 0900003A
#157

Accessory 2 diagram

Rack

Part #0900003A

$176.16
In Stock
Rack 0900001A
Rack

Part #0900001A

$197.64
In Stock
Sensor 9901-0001
#112

Accessory 1 diagram

Sensor

Part #9901-0001

$96.47
In Stock

Most common symptoms to help you fix your heating & cooling combined units

Choose a symptom to see related heating and air conditioning system repairs.

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Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

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Why isn’t my air conditioner cooling well?

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

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Why isn’t my air conditioner cooling?

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

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Why won't my air conditioner turn on?

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

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Why won't my furnace turn on?

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

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Why won’t my furnace burners won’t stay lit?

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

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Most common repair guides to help fix your heating & cooling combined units

These step-by-step repair guides will help you safely fix what’s broken on your HVAC system.

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How to unclog the air conditioner drain line

How to unclog the air conditioner drain line

The condensate drain line for your central air conditioner can clog with mold and mildew. Water will back up and start d…

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Repair difficulty
Time required
 15 minutes or less
How to replace the furnace flame sensor

How to replace the furnace flame sensor

The flame sensor detects when furnace burner flames are lit. You may need to replace the flame sensor if flames only sta…

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Repair difficulty
Time required
 15 minutes or less
How to replace a heating and air conditioning system thermostat

How to replace a heating and air conditioning system thermostat

The control thermostat for your HVAC system can stop working. This repair guide shows how to replace it.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your heating & cooling combined units

Use the advice and tips in these articles and videos to get the most out of your HVAC system.

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Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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