Carrier
Room Air Conditioner

Model # 73TCA005102B Official Carrier room air conditioner

Here are the diagrams and repair parts for Official Carrier 73TCA005102B 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 89 parts  |

Switch HR56KM120

#23

All parts diagram

Switch

Part #HR56KM120

In Stock
Overload HN68GP150

#11

All parts diagram

Overload

Part #HN68GP150

In Stock
Thermostat Knob 51TH400121

#7

All parts diagram

Thermostat knob

Part #51TH400121

Replaced by #51TH400391

?
Manufacturer substitution
This part replaces 51TH400121. Substitute parts can look different from the original.
In Stock
Knob Assembly, For Switch (73tca005-101l) 73TC401041

#8A

All parts diagram

Knob assembly, for switch (73tca005-101l)

Part #73TC401041

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

Capillary Tube UNAV1

#42B

All parts diagram

Capillary tube

Part #UNAV1

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

Hardware Package (not Shown) 51TH400151

#9A

All parts diagram

Hardware package (not shown)

Part #51TH400151

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

Nut, Terminal  Cover Mounting 11230

#16B

All parts diagram

Nut, terminal cover mounting

Part #11230

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

Air Conditioner Blower Wheel 51TH500014

#31

All parts diagram

Air conditioner blower wheel

Part #51TH500014

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

Thermostat (73tca005-101l) HH22LB068

#22A

All parts diagram

Thermostat (73tca005-101l)

Part #HH22LB068

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

Louver, Vert, (control End) (73tca005-101d) 51TH500352

#3D

All parts diagram

Louver, vert, (control end) (73tca005-101d)

Part #51TH500352

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.…