Carrier
Room Air Conditioner

Model # 51DTB112300 Official Carrier room air conditioner

Here are the diagrams and repair parts for Official Carrier 51DTB112300 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 77 parts  |

Evaporator Coil 51JT400011

#40

All parts diagram

Evaporator coil

Part #51JT400011

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

Grille Hook (2) 51DZ500012

#3

All parts diagram

Grille hook (2)

Part #51DZ500012

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

Window Mounting Assembly (lh) (51dta111150,  51dta113350,  51dta114350) 51JT400424

#43B

All parts diagram

Window mounting assembly (lh) (51dta111150, 51dta113350, 51dta114350)

Part #51JT400424

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

Condenser Coil 51JT400041

#39

All parts diagram

Condenser coil

Part #51JT400041

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

Package Hardware 51DZ400261

#48A

All parts diagram

Package hardware

Part #51DZ400261

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

Fan Motor HC33CB118

#27A

All parts diagram

Fan motor

Part #HC33CB118

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

Air Exchange Lever 51DZ500104

#35

All parts diagram

Air exchange lever

Part #51DZ500104

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

Air Conditioner Blower Fan LA21AA074

#31

All parts diagram

Air conditioner blower fan

Part #LA21AA074

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

Cord (service)  (ac) (51ssa1081) 51SA400353

#18

All parts diagram

Cord (service) (ac) (51ssa1081)

Part #51SA400353

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

Capacitor HC98CA027

#16

All parts diagram

Capacitor

Part #HC98CA027

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.…