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Emerson
Central Air Conditioner

Model # 18HT42 Official Emerson air conditioner

Here are the diagrams and repair parts for Official Emerson 18HT42 air conditioner, 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 66 parts  |
Capacitor 160500710138
#22

Blower diagram

Capacitor

Part #160500710138

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

Actuator, Vent Door 111408470003
#23

Blower diagram

Actuator, vent door

Part #111408470003

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

Drip Tray 111704310001
#14

Refrigerant assembly diagram

Drip tray

Part #111704310001

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

Panel, Rear (see Note 2) 111700300006
#3

Exterior diagram

Panel, rear (see note 2)

Part #111700300006

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

Clam Shell 131106060002

#NI

All parts diagram

Clam shell

Part #131106060002

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

Knob 111404290011
#4

Controls diagram

Knob

Part #111404290011

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

Strain Relief Clamp 111400660002
#19

Blower diagram

Strain relief clamp

Part #111400660002

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

Spring, Oveload 160600980001
#3

Refrigerant assembly diagram

Spring, oveload

Part #160600980001

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

Power Cord, 16/3 15a, 230/208 V. 5' 6" Long 112124270002
#20

Blower diagram

Power cord, 16/3 15a, 230/208 v. 5' 6" long

Part #112124270002

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

Tube Protect 883200060001
#21

Refrigerant assembly diagram

Tube protect

Part #883200060001

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....

Read more
Repair difficulty
Time required
45 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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