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Thermal Zone
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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Model diagram and schematic

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Showing 10 of 18 parts  |
Motor Cable, 2-wire (not Shown) 257400
#18

Air handlers diagram

Motor cable, 2-wire (not shown)

Part #257400

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

Drain Pan Only, "a" Coils, C-cab 668718
#14

Air handlers diagram

Drain pan only, "a" coils, c-cab

Part #668718

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

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

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

Transformer 620858
#4

Air handlers diagram

Transformer

Part #620858

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

Filter Cover 257963
#15

Air handlers diagram

Filter cover

Part #257963

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

Replacement Jumper, Set Of 5 913870
#2B

Air handlers diagram

Replacement jumper, set of 5

Part #913870

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

Cap, Top With Insulation 372102Z
#1

Air handlers diagram

Cap, top with insulation

Part #372102Z

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

Effective articles & videos to help repair your air handlers

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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.…

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