Carrier
Air Handler

Model # FB4BNB042000AAAA Official Carrier fan coil

Here are the diagrams and repair parts for Official Carrier FB4BNB042000AAAA fan coil, 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 48 parts  |

Capactr Run P291-1003
#45D

Cabinet assy 1 diagram

Capactr run

Part #P291-1003

Replaced by #12908

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Manufacturer substitution
This part replaces P291-1003. Substitute parts can look different from the original.
This item is not returnable
$5.26
16% OFF Phone Price : $6.26
In Stock
Latch 314875-201
#14A

Cabinet assy 1 diagram

Latch

Part #314875-201

This item is not returnable
In Stock
Central Air Conditioner Air Handler Transformer (replaces Ht01bd208) HT01CN241
Central air conditioner air handler transformer (replaces ht01bd208)

Part #HT01CN241

In Stock
Furnace Blower Fan Motor HC41AE197
#45B

Cabinet assy 1 diagram

Furnace blower fan motor

Part #HC41AE197

In Stock
Distr Liqd 319072-408
#69

Coil assy diagram

Distr liqd

Part #319072-408

In Stock
Central Air Conditioner Air Handler Fan Control Board HK61EA006
Central air conditioner air handler fan control board

Part #HK61EA006

This item is not returnable
$93.96
5% OFF Phone Price : $98.96
In Stock
Bracket 314900-203
#7

Cabinet assy 2 diagram

Bracket

Part #314900-203

In Stock
Channel 316808-301
#68

Coil assy diagram

Channel

Part #316808-301

This item is not returnable
In Stock
Filter 317659-403
#17

Cabinet assy 1 diagram

Filter

Part #317659-403

Replaced by #KFAFK0312LRG

?
Manufacturer substitution
This part replaces 317659-403. Substitute parts can look different from the original.
$65.79
7% OFF Phone Price : $70.79
In Stock
Door Assembly 328090-703
#14

Cabinet assy 1 diagram

Door assembly

Part #328090-703

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

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

How to replace a door gasket in a top-freezer refrigerator

How to replace a door gasket in a top-freezer refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. It’s easy to replace a worn …

Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Repair difficulty
Time required
 15 minutes or less
How to replace the defrost heater in a top-freezer refrigerator

How to replace the defrost heater in a top-freezer refrigerator

The refrigerator defrost heater melts frost from the freezer’s evaporator fins. Replace the defrost heater if it doesn't…

Repair difficulty
Time required
 30 minutes or less

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.…