Carrier
Heating & Cooling Combined Unit

Model # 48SD048115300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 48SD048115300 package unit, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 102 parts  |

Temp Swtch HH18HA211
#NI

Front view/rear view diagram

Temp swtch

Part #HH18HA211

In Stock
Plug Assembly HY07MP261
#NI

Front view/rear view diagram

Plug assembly

Part #HY07MP261

In Stock
Sw, Temp HH18HA435
#NI

Front view/rear view diagram

Sw, temp

Part #HH18HA435

In Stock
Grommet KA56DS001
#NI

Front view/rear view diagram

Grommet

Part #KA56DS001

This item is not returnable
In Stock
Arm HC98ZZ250
#NI

Front view/rear view diagram

Arm

Part #HC98ZZ250

This item is not returnable
In Stock
Insulation 48SS500601
#NI

Front view/rear view diagram

Insulation

Part #48SS500601

In Stock
Bolt AA06BS228
#NI

Front view/rear view diagram

Bolt

Part #AA06BS228

This item is not returnable
In Stock
Insulation 48GS500306
#NI

Front view/rear view diagram

Insulation

Part #48GS500306

In Stock
Bracket 48GS500186
#NI

Front view/rear view diagram

Bracket

Part #48GS500186

In Stock
Heat Exchange 48GS660004
#NI

Front view/rear view diagram

Heat exchange

Part #48GS660004

In Stock

Most common symptoms to help you fix your heating & cooling combined units

Choose a symptom to see related heating and air conditioning system repairs.

Thermostat problem, clogged air filter, burner failure…

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

Most common repair guides to help fix your heating & cooling combined units

These step-by-step repair guides will help you safely fix what’s broken on your HVAC system.

How to replace the furnace flame sensor

How to replace the furnace flame sensor

The flame sensor detects when furnace burner flames are lit. You may need to replace the flame sensor if flames only sta…

Repair difficulty
Time required
 15 minutes or less
How to unclog the air conditioner drain line

How to unclog the air conditioner drain line

The condensate drain line for your central air conditioner can clog with mold and mildew. Water will back up and start d…

Repair difficulty
Time required
 15 minutes or less
How to replace a heating and air conditioning system thermostat

How to replace a heating and air conditioning system thermostat

The control thermostat for your HVAC system can stop working. This repair guide shows how to replace it.…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your heating & cooling combined units

Use the advice and tips in these articles and videos to get the most out of your HVAC system.

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…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…