Air Handler

Model # AV48C-1 Official Thermal Zone air handler

Here are the diagrams and repair parts for Official Thermal Zone AV48C-1 air handler, as well as links to manuals and error code tables, if available.

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Browse Parts for
AV48C-1 Air Handler
Motor Cable, 13-wire (not Shown) 634594
#17

Air handlers diagram

Motor cable, 13-wire (not shown)

Part #634594

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

Complete Blower Assembly, 10 X 10, 1 Hp 913880
#6

Air handlers diagram

Complete blower assembly, 10 x 10, 1 hp

Part #913880

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

Indoor Coil Assembly 914407
#13

Air handlers diagram

Indoor coil assembly

Part #914407

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

Motor, 1 Hp, Variable Speed 621476
#9

Air handlers diagram

Motor, 1 hp, variable speed

Part #621476

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

Electrical Panel Assembly 371840
#2

Air handlers diagram

Electrical panel assembly

Part #371840

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

Upper Door, With Insulation 372022Z
#11

Air handlers diagram

Upper door, with insulation

Part #372022Z

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

Close Off Plate (2) 226420
#5

Air handlers diagram

Close off plate (2)

Part #226420

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

Lower Door With Insulation 499874Z
#12

Air handlers diagram

Lower door with insulation

Part #499874Z

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

Horizontal Drain Pan Assembly (not Shown) 914730
#16

Air handlers diagram

Horizontal drain pan assembly (not shown)

Part #914730

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

Circuit Board Only 624552
#2A

Air handlers diagram

Circuit board only

Part #624552

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

Repair guides for bottom-mount refrigerators

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How to replace a flipper mullion on a French-door refrigerator

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Repair difficulty
Time required
 15 minutes or less
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
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Effective articles & videos to help repair your air handlers

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…