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ICP
Heating & Cooling Combined Unit

Model # PGAA18B1K6 Official ICP central package

Here are the diagrams and repair parts for Official ICP PGAA18B1K6 central package, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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Showing 10 of 79 parts  |
Furnace Pilot Igniter And Sensor (replaces B14010-11s, Q3400a1040) 1009524
#19

Functional replacement parts diagram

Furnace pilot igniter and sensor (replaces b14010-11s, q3400a1040)

Part #1009524

$166.19 | 
7% OFF Phone Price : $178.19
In Stock
Cont Fan Tmr 1009837
#5

Control box diagram

Cont fan tmr

Part #1009837

Replaced by #1170063

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Manufacturer substitution
This part replaces 1009837. Substitute parts can look different from the original.
$220.46 | 
5% OFF Phone Price : $232.46
In Stock
Transformer 1082611
#3

Control box diagram

Transformer

Part #1082611

$101.35 | 
11% OFF Phone Price : $113.35
In Stock
Extension Bl 1054461
#14

Non-functional replacement parts diagram

Extension bl

Part #1054461

$158.46
In Stock
Gasket Restr 1065216
#13

Functional replacement parts diagram

Gasket restr

Part #1065216

This item is not returnable
$2.16
In Stock
Drain Pan 1065795
#28

Non-functional replacement parts diagram

Drain pan

Part #1065795

$61.53
In Stock
Mtr Blr / / 1065281
#2

Blower diagram

Mtr blr / /

Part #1065281

$589.63
In Stock
Panel Top P 1068191
#2

Non-functional replacement parts diagram

Panel top p

Part #1068191

$184.78
In Stock
Motor 1082491
#32

Functional replacement parts diagram

Motor

Part #1082491

$387.60
In Stock
Furnace Burner 1009178
#10

Functional replacement parts diagram

Furnace burner

Part #1009178

$109.11
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…

Read more

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

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