Bottom-Mount Refrigerator

Model #HB21FC45NS Official Haier bottom-mount refrigerator

Here are the diagrams and repair parts for Haier HB21FC45NS bottom-mount refrigerator, as well as links to manuals and error code tables, if available.

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Error Codes
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Parts List

Showing 10 of 26 parts

Refrigerator Defrost Sensor (replaces WR55X31993)#2222

Refrigerator Diagram

Refrigerator defrost sensor (replaces wr55x31993)

Part #WR55X29875
This item is not returnable
In Stock
$10.55 | 
16% OFF 
Phone Price: $12.55

Refrigerator Diagram

In Stock
$42.39 | 
11% OFF 
Phone Price: $47.39

Refrigerator Diagram

Water fill tube elbow

Part #WR01X29826
In Stock
Display PCB#2222

Refrigerator Diagram

Display pcb

Part #WR55X29941
In Stock
$114.79 | 
8% OFF 
Phone Price: $124.79

Refrigerator Diagram

Drawer front cover

Part #WR71X29816
In Stock
Condenser Fan Motor#2222

Refrigerator Diagram

Condenser fan motor

Part #WR60X29878
In Stock

Refrigerator Diagram

Bracket left

Part #WR72X29825
In Stock
Refrigerator Flipper Assembly#2222

Refrigerator Diagram

In Stock
$92.65 | 
5% OFF 
Phone Price: $97.65

Refrigerator Diagram

Slide right

Part #WR71X29807
In Stock

Refrigerator Diagram

Icemaker feeler arm

Part #WR30X29832
In Stock
$7.27 | 
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Phone Price: $8.27

Symptoms common to all refrigerators

Choose a symptom to see related refrigerator repairs.

Main causes: jammed ice cubes, broken ice maker assembly, dirty water filter, kinked water line, bad water valve, freezer not cold enough
Main causes: damaged door seal, faulty defrost sensor or bi-metal thermostat, broken defrost heater, bad defrost timer or control board
Main causes: leaky door gasket, defrost system failure, evaporator fan not running, dirty condenser coils, condenser fan not running
Main causes: control board or cold control failure, broken compressor start relay, compressor motor failure, defrost timer problems
Main causes: water valve leaking, frozen or broken defrost drain tube, overflowing drain pan, cracked water system tubing, leaking door seal
Things to do: clean condenser coils, replace the water filter, clean the interior, adjust doors to prevent air leaks, clean the drain pan
Main causes: blocked air vents, compressor problems, condenser or evaporator fan not working, control system failure, sensor problems
Main causes: blocked vents, defrost system problems, evaporator fan failure, dirty condenser coils, bad sensors, condenser fan not working

Repair guides common to all refrigerators

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

How to clean refrigerator condenser coils

Help your refrigerator run more efficiently by cleaning the condenser coils. It's easy and takes just a few minutes.

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water.

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator temperature control board

If the temperature in your refrigerator doesn't match the temperature you set, the problem could be the temperature control board—a service technician can give you a definite diagnosis. If the board is at fault, follow these steps to replace it yourself.

Repair difficulty
Time required
 30 minutes or less

Articles and videos common to all refrigerators

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

September 18, 2023

How to Replace the Water Filter in a KitchenAid Refrigerator

How to Replace the Water Filter in a KitchenAid Refrigerator

Discover how easy it is to replace the water filter in your KitchenAid refrigerator.

April 19, 2022

How to change the water filter in an LG refrigerator

How to change the water filter in an LG refrigerator

Get tips and advice on replacing the water filter in your LG refrigerator.

December 30, 2021

How to fix your evaporator cooling fan

How to fix your evaporator cooling fan

Learn how to fix a broken evaporator fan