Carrier
Air Handler

Model # FX4CNF042000 Official Carrier air handler

Here are the diagrams and repair parts for Official Carrier FX4CNF042000 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 165 parts  |

Clip 314984-202
#NI

Cabinet parts diagram

Clip

Part #314984-202

This item is not returnable
In Stock
134,elec Heat-8kw-ck Br KFCEH2501C08
#NI

Cabinet parts diagram

134,elec heat-8kw-ck br

Part #KFCEH2501C08

In Stock
Grommet 314987-201
#7

Cabinet parts diagram

Grommet

Part #314987-201

In Stock
Sw Temp Act HH19ZA930
#NI

Cabinet parts diagram

Sw temp act

Part #HH19ZA930

In Stock
Connector HY90AZ021
#32

Cabinet parts diagram

Connector

Part #HY90AZ021

This item is not returnable
In Stock
Furnace Temperature Limit Switch HH19ZA950
#NI

Cabinet parts diagram

Furnace temperature limit switch

Part #HH19ZA950

$63.98
9% OFF Phone Price : $69.98
In Stock
Fitting 314999-201
#NI

Cabinet parts diagram

Fitting

Part #314999-201

This item is not returnable
In Stock
Carrier 10kw1ph Fused Electric Htr KFCEH2601C10
#NI

Cabinet parts diagram

Carrier 10kw1ph fused electric htr

Part #KFCEH2601C10

In Stock
Cover C.b. 323437-404
#NI

Cabinet parts diagram

Cover c.b.

Part #323437-404

In Stock
Bolt 07-1824
#NI

Cabinet parts diagram

Bolt

Part #07-1824

This item is not returnable
In Stock

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

Repair guides for gas line trimmers

These step-by-step repair guides will help you safely fix what’s broken on your grass line trimmer.

How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your air handlers

Use the advice and tips in these articles and videos to get the most out of your grass line trimmer.

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.…