Thermal Zone
Central Air Conditioner

Model # CH18M-1S Official Thermal Zone 12 seer split-system heat pump

Here are the diagrams and repair parts for Official Thermal Zone CH18M-1S 12 seer split-system heat pump, 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 29 parts  |

Central Air Conditioner Dual-motor Run Capacitor 620777
#17

12 seer split system heat pump diagram

Central air conditioner dual-motor run capacitor

Part #620777

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

Accumulatr 668793
#8

12 seer split system heat pump diagram

Accumulatr

Part #668793

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

Fan Motor 621305
#22

12 seer split system heat pump diagram

Fan motor

Part #621305

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

Fan Blade 667211
#23

12 seer split system heat pump diagram

Fan blade

Part #667211

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

Low Voltage Divider 258791
#15

12 seer split system heat pump diagram

Low voltage divider

Part #258791

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

Bottom Pan 494490Z
#1

12 seer split system heat pump diagram

Bottom pan

Part #494490Z

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

Compressor Grommet (4) 668530
#28

12 seer split system heat pump diagram

Compressor grommet (4)

Part #668530

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

Contactor 621661
#16

12 seer split system heat pump diagram

Contactor

Part #621661

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

Compressor Bolt 600284
#29

12 seer split system heat pump diagram

Compressor bolt

Part #600284

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

Furnace Electronic Control Board 917178
#19

12 seer split system heat pump diagram

Furnace electronic control board

Part #917178

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

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Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Repair difficulty
Time required
 15 minutes or less

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