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Carrier
Air Handler

Model # FC4DNF018000 Official Carrier air handler

Here are the diagrams and repair parts for Official Carrier FC4DNF018000 air handler, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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PART LIST
Showing 10 of 84 parts  |
Latch
#12

Outside cabinet diagram

Latch

Part #314875-201

This item is not returnable
$2.16
In Stock
Air Seal
#NI

Outside cabinet diagram

Air seal

Part #328442-401

$56.99
In Stock
Plug,elec
#NI

Outside cabinet diagram

Plug,elec

Part #HY06AM012

$28.56
In Stock
Plate Htr
#3

Outside cabinet diagram

Plate htr

Part #314895-405

$8.22
In Stock
Motor
#56

Outside cabinet diagram

Motor

Part #HD42AE230

$776.40
In Stock
Panel Ctrl
#NI

Outside cabinet diagram

Panel ctrl

Part #324623-402

$9.99
In Stock
Panel
#NI

Outside cabinet diagram

Panel

Part #324623-401

This item is not returnable
$5.49
In Stock
Door Assembly
#20

Outside cabinet diagram

Door assembly

Part #329021-705

$46.99
In Stock
Deck Blwr
#4

Outside cabinet diagram

Deck blwr

Part #314896-401

$42.00
In Stock
Seal Cb
#NI

Outside cabinet diagram

Seal cb

Part #328443-401

$50.13
In Stock

Symptoms for band saws

Choose a symptom to see related band saw repairs.

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April 19, 2023

Why does my band saw blade slip off the wheel?

By Lyle Weischwill

Main causes: damaged rubber tire, worn wheel bearings, loose blade tension, dull saw blade…

Read more
April 19, 2023

Why does my band saw make ragged cuts?

By Lyle Weischwill

Main causes: dull blade, using the wrong type of blade, feeding work piece to quickly, loose blade tension…

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April 19, 2023

Why does my band saw make inaccurate bevel cuts?

By Lyle Weischwill

Main causes: angle indicator needs adjustment, dull blade…

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April 19, 2023

Why won't my band saw cut straight?

By Lyle Weischwill

Main causes: dull blade, improper feeding, loose blade tension, not using a work piece guide…

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April 19, 2023

Why won't my my band saw's blade move?

By Lyle Weischwill

Main causes: broken saw blade, bad drive belt, damaged rubber tire…

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April 19, 2023

Why won't my band saw start?

By Lyle Weischwill

Main causes: lack of electrical power, broken power cord, bad on/off switch, faulty drive motor…

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April 19, 2023

Why is my band saw cutting slowly?

By Lyle Weischwill

Main causes: dull blade, using the wrong type of blade, weak drive motor…

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Repair guides for band saws

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

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How to replace a band saw on-off switch
April 01, 2015
By Lyle Weischwill

How to replace a band saw on-off switch

If the switch won't turn the band saw on or off, it could be defective. Replace the switch, using these steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a band saw drive belt
April 01, 2015
By Lyle Weischwill

How to replace a band saw drive belt

If the motor runs but the blade doesn't move, it could be that the drive belt is broken. Here's how to replace it.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a band saw blade
April 01, 2015
By Lyle Weischwill

How to replace a band saw blade

If the saw blade is dull or damaged and isn't cutting cleanly, replace the blade following these steps.…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all air handlers

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

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Introducing new technical repair content that we’re developing for the Sears Technical Institute
August 05, 2022
By Lyle Weischwill

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.…

Read more

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