Thermal Zone
Central Air Conditioner

Model # PH48K-1 Official Thermal Zone 10 seer split-system heat pump

Here are the diagrams and repair parts for Official Thermal Zone PH48K-1 10 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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ALL PARTS
Showing 10 of 51 parts  |

Blower Wheel 667037
#26

10 seer split system heat pump diagram

Blower wheel

Part #667037

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

Fan Motor 621721
#2

10 seer split system heat pump diagram

Fan motor

Part #621721

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

Capacitor 620888
#40

10 seer split system heat pump diagram

Capacitor

Part #620888

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

Contactor 621662
#38

10 seer split system heat pump diagram

Contactor

Part #621662

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

Reversing Valve 668769
#12

10 seer split system heat pump diagram

Reversing valve

Part #668769

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

Coil Guard-formed D08993
#47

10 seer split system heat pump diagram

Coil guard-formed

Part #D08993

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

Indoor Coil Cover Upper 28" 386520
#28

10 seer split system heat pump diagram

Indoor coil cover upper 28"

Part #386520

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

Top Grille 669175Z
#3

10 seer split system heat pump diagram

Top grille

Part #669175Z

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

Drain Tube Assembly 663713
#16

10 seer split system heat pump diagram

Drain tube assembly

Part #663713

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

Swivel Connector 663394
#23

10 seer split system heat pump diagram

Swivel connector

Part #663394

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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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Top questions about Sears and Sears PartsDirect

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