Carrier
Room Air Conditioner

Model # 51QF212300 Official Carrier room air conditioner

Here are the diagrams and repair parts for Official Carrier 51QF212300 room air conditioner, 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 78 parts  |

Switch HH12ZA167

#31

All parts diagram

Switch

Part #HH12ZA167

In Stock
Compressor (mounting Plate) (51qaa110700) KA37BR017

#10

All parts diagram

Compressor (mounting plate) (51qaa110700)

Part #KA37BR017

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

Speed Control HR46AH012

#21

All parts diagram

Speed control

Part #HR46AH012

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

Propeller Fan 51FA502564

#38

All parts diagram

Propeller fan

Part #51FA502564

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

Grille Knob Assembly 51RE660002

#2D

All parts diagram

Grille knob assembly

Part #51RE660002

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

Cap Tube (63.9") (2) (462ajc015ba) / (29.3") (2) (462ajc018ba) Unav UNAV

#2E

All parts diagram

Cap tube (63.9") (2) (462ajc015ba) / (29.3") (2) (462ajc018ba) unav

Part #UNAV

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

Nameplate (condenser Grille) (not Shown) 38HQ500303

#4

All parts diagram

Nameplate (condenser grille) (not shown)

Part #38HQ500303

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

Condenser Orifice 51FL500414

#41

All parts diagram

Condenser orifice

Part #51FL500414

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

Package Hardware 51FL400311

#63

All parts diagram

Package hardware

Part #51FL400311

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

Push Button Switch HR54KL236

#20

All parts diagram

Push button switch

Part #HR54KL236

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

Most common symptoms to help you fix your room air conditioners

Most common repair guides to help fix your room air conditioners

Effective articles & videos to help repair your room air conditioners

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect...

How to tell if a fuse is blown

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown...

Keeping your smart appliances secure from hackers

Keeping your smart appliances secure from hackers

Find out how to protect your smart appliances from malevolent invasions by hackers....