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Lennox
Central Air Conditioner

Model # 1853 Official Lennox condensing unit

Here are the diagrams and repair parts for Official Lennox 1853 condensing unit, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 44 parts  |
Contactor 65C6901
#22

Air conditioner diagram

Contactor

Part #65C6901

The manufacturer no longer makes this part, and there's no substitute part

Switch P-8-10978
#21B

Air conditioner diagram

Switch

Part #P-8-10978

The manufacturer no longer makes this part, and there's no substitute part

Fan Motor 65G6001
#17

Air conditioner diagram

Fan motor

Part #65G6001

The manufacturer no longer makes this part, and there's no substitute part

Contactor P-8-7736
#22A

Air conditioner diagram

Contactor

Part #P-8-7736

The manufacturer no longer makes this part, and there's no substitute part

Base Condenser LB-58810OC
#7B

Air conditioner diagram

Base condenser

Part #LB-58810OC

The manufacturer no longer makes this part, and there's no substitute part

Panel Access LB-59022CK
#4

Air conditioner diagram

Panel access

Part #LB-59022CK

The manufacturer no longer makes this part, and there's no substitute part

Coil-outdoor W/manifold LB-80733ADA
#10

Air conditioner diagram

Coil-outdoor w/manifold

Part #LB-80733ADA

The manufacturer no longer makes this part, and there's no substitute part

Mount Pkg-comp (1ph) 87F7001PR
#12C

Air conditioner diagram

Mount pkg-comp (1ph)

Part #87F7001PR

The manufacturer no longer makes this part, and there's no substitute part

Compressor 3 Ton, 200-230/60/3, Cope 66J4501
#12A

Air conditioner diagram

Compressor 3 ton, 200-230/60/3, cope

Part #66J4501

The manufacturer no longer makes this part, and there's no substitute part

Shield-rain P-8-6142
#20

Air conditioner diagram

Shield-rain

Part #P-8-6142

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Read more

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

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Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a range spark module

How to replace a range spark module

Follow these step-by-step instructions to put the fire back into the surface burners on your gas range by replacing the …

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your central air conditioners

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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 prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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