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Payne
Heating & Cooling Combined Unit

Model # PA1ZNA042000AAAA Official Payne central package

Here are the diagrams and repair parts for Official Payne PA1ZNA042000AAAA central package, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 47 parts  |
Grommet P041-5201
Grommet

Part #P041-5201

$182.20
In Stock
Carrier Parition 50ZP400057
#11

Compressor/blower assy diagram

Carrier parition

Part #50ZP400057

$361.69
In Stock
Paint 313974-751
#14A

Grills diagram

Paint

Part #313974-751

$60.89
In Stock
Mount 50ZP400040
#19

Indoor fan assy diagram

Mount

Part #50ZP400040

$46.13
In Stock
Flange 50ZP500031
#3

Outside view diagram

Flange

Part #50ZP500031

$48.96
In Stock
Grommet KA56DS001
#13

Control box/base pan assy diagram

Grommet

Part #KA56DS001

This item is not returnable
$2.63
In Stock
Switch HH22QA040
#NI

Outside view diagram

Switch

Part #HH22QA040

$199.13
In Stock
Orifice 50ZP500026
Orifice

Part #50ZP500026

$87.78
In Stock
Top Cover 50ZP400054
#9

Grills diagram

Top cover

Part #50ZP400054

$282.29
In Stock
Sideplate 50ZP500024
#20

Indoor fan assy diagram

Sideplate

Part #50ZP500024

$119.86
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

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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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 15 minutes or less
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How to replace the furnace flame sensor

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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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 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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