Comfort-Aire
Room Air Conditioner

Model # REG-123A Official Comfort-Aire room air conditioner

Here are the diagrams and repair parts for Official Comfort-Aire REG-123A 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 41 parts  |

Room Air Conditioner Fan Blade Clamp 3H02932B
#W48602

Room a/c diagram

Room air conditioner fan blade clamp

Part #3H02932B

This item is not returnable
$3.82
21% OFF Phone Price : $4.82
In Stock
Bushing 4830AR4335A
#550140

Room a/c diagram

Bushing

Part #4830AR4335A

This item is not returnable
In Stock
Room Air Conditioner Power Cord 6411A20056Q
#264100

Room a/c diagram

Room air conditioner power cord

Part #6411A20056Q

Replaced by #EAD63469507

?
Manufacturer substitution
This part replaces 6411A20056Q. Substitute parts can look different from the original.
$91.03
6% OFF Phone Price : $97.03
In Stock
Comfort-aire Room Air Conditioner Dual Capacitor 0CZZA10002C
#W0CZZ

Room a/c diagram

Comfort-aire room air conditioner dual capacitor

Part #0CZZA10002C

$30.65
16% OFF Phone Price : $36.65
In Stock
Comfort-aire Control Panel 3720A10003A
#237200

Room a/c diagram

Comfort-aire control panel

Part #3720A10003A

In Stock
Comfort-aire Louver 4758AR7308D
#147582

Room a/c diagram

Comfort-aire louver

Part #4758AR7308D

This item is not returnable
In Stock
Comfort-aire Tube 5211AR2930A
#352113

Room a/c diagram

Comfort-aire tube

Part #5211AR2930A

In Stock
Comfort-aire Air Guide 5239AR1523U
#352380

Room a/c diagram

Comfort-aire air guide

Part #5239AR1523U

In Stock
Kenmore Tube Assy,su 5211AR6081L
#35211A

Room a/c diagram

Kenmore tube assy,su

Part #5211AR6081L

In Stock
Comfort-aire Base Assembly AAN32956302
#130410

Room a/c diagram

Comfort-aire base assembly

Part #AAN32956302

In Stock

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.…