Carrier
Air Handler

Model # FB4BNF030000 Official Carrier fan coil

Here are the diagrams and repair parts for Official Carrier FB4BNF030000 fan coil, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 50 parts  |

Central Air Conditioner Air Handler Transformer (replaces Ht01bd208) HT01CN241
#30

Control board diagram

Central air conditioner air handler transformer (replaces ht01bd208)

Part #HT01CN241

In Stock
Furnace Temperature Limit Switch HH19ZA950
#NI

Casing assy diagram

Furnace temperature limit switch

Part #HH19ZA950

$63.98
7% OFF Phone Price : $68.98
In Stock
Central Air Conditioner Air Handler Fan Control Board HK61EA006
#29

Control board diagram

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 318910-302
#14

Control board diagram

Bracket

Part #318910-302

In Stock
Sw Temp Act HH19ZA955
#NI

Casing assy diagram

Sw temp act

Part #HH19ZA955

In Stock
Sw Temp Act HH19ZA940
#NI

Casing assy diagram

Sw temp act

Part #HH19ZA940

In Stock
Bracket Housing 314900-202
#6

Control board diagram

Bracket housing

Part #314900-202

In Stock
Connector HY90AZ021
#31

Casing assy diagram

Connector

Part #HY90AZ021

This item is not returnable
In Stock
Switch HH12HV166
#NI

Casing assy diagram

Switch

Part #HH12HV166

In Stock
Fuse ATC5
#NI

Casing assy diagram

Fuse

Part #ATC5

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

Repair guides for rear-engine riding mowers

How to adjust the neutral control on a zero-turn riding mower

How to adjust the neutral control on a zero-turn riding mower

Adjust the neutral control if your zero-turn riding mower creeps forward or backward while both steering lap bars are in…

Repair difficulty
Time required
 45 minutes or less
How to remove the mower deck on a zero-turn riding mower

How to remove the mower deck on a zero-turn riding mower

Follow the steps in this guide to remove the mower deck for cleaning or inspection.…

Repair difficulty
Time required
 15 minutes or less
How to replace a cutting blade on a zero-turn riding mower

How to replace a cutting blade on a zero-turn riding mower

Replace a bent or dull cutting blade in 30 minutes or less. …

Repair difficulty
Time required
 15 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.…