Can’t find your part? Contact us:

+1-309-603-4777

Room Air Conditioner

Model # 51GMA121321B Official Carrier room air conditioner

Here are the diagrams and repair parts for Official Carrier 51GMA121321B 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

ALL PARTS

Showing 10 of 102 parts |

Filler ,metal (not Shown) 51GM500023

#55

All parts diagram

Filler ,metal (not shown)

Part #51GM500023

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

Top Guide Assembly 51GM400401

#87

All parts diagram

Top guide assembly

Part #51GM400401

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

Service Cord 52BQ400424

#19

All parts diagram

Service cord

Part #52BQ400424

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

Evaporator Coil (51gma124301b) 51GM401111

#79A

All parts diagram

Evaporator coil (51gma124301b)

Part #51GM401111

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

Clip, Motor Mounting HC98TZ025

#39

All parts diagram

Clip, motor mounting

Part #HC98TZ025

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

Bracket ,indoor Thermostat 51CM501132

#26

All parts diagram

Bracket ,indoor thermostat

Part #51CM501132

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

Fam Motor Seal (not Shown) 51CM500672

#40

All parts diagram

Fam motor seal (not shown)

Part #51CM500672

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

Filter 51GM500144

#4

All parts diagram

Filter

Part #51GM500144

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

Filler ,plastic (not Shown) 51GM500284

#56

All parts diagram

Filler ,plastic (not shown)

Part #51GM500284

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

Basepan Assembly (51gma118301b, 51gma118311b) 51GM400611

#75

All parts diagram

Basepan assembly (51gma118301b, 51gma118311b)

Part #51GM400611

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

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.…

Stay Connected