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Lennox
Wall Heater

Model # G12-82-7 Official Lennox furnace

Here are the diagrams and repair parts for Official Lennox G12-82-7 furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 47 parts  |
Limit Control 13H7001
#19A

Unit diagram

Limit control

Part #13H7001

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

Pilot Burner P-8-10191
#14A

Unit diagram

Pilot burner

Part #P-8-10191

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

Burner LB-17431CB
#13

Unit diagram

Burner

Part #LB-17431CB

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

Relay Switch P-8-8479
#23

Unit diagram

Relay switch

Part #P-8-8479

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

Orifice LB-3346
#17A

Unit diagram

Orifice

Part #LB-3346

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

Burner P-8-9370
#14

Unit diagram

Burner

Part #P-8-9370

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

Transformer P-8-9490
#22

Unit diagram

Transformer

Part #P-8-9490

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

Burner LB-53471C
#13A

Unit diagram

Burner

Part #LB-53471C

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

Motor-blower 1/3hp, 1075rpm, 115/60/1 (for Q3 Blower) 57C2501
#27

Blower/motor diagram

Motor-blower 1/3hp, 1075rpm, 115/60/1 (for q3 blower)

Part #57C2501

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

Baffle-flue (qty 3) LB-17313B
#10

Unit diagram

Baffle-flue (qty 3)

Part #LB-17313B

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…

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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 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…

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Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

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Repair difficulty
Time required
 45 minutes or less

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