Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
LG
Room Air Conditioner

Model # RAD-121B Official LG room air conditioner

Here are the diagrams and repair parts for Official LG RAD-121B 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.

Owner’s manual

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 38 parts  |
Room Air Conditioner Thermistor 6323A20004P
#263230

Room a/c diagram

Room air conditioner thermistor

Part #6323A20004P

This item is not returnable
$8.24 | 
11% OFF Phone Price : $9.24
In Stock
Room Air Conditioner Fan Motor Capacitor 0CZZA20005Y
#W0CZZ

Room a/c diagram

Room air conditioner fan motor capacitor

Part #0CZZA20005Y

$33.61 | 
13% OFF Phone Price : $38.61
In Stock
Room Air Conditioner Power Cord 6411A20056K
#264110

Room a/c diagram

Room air conditioner power cord

Part #6411A20056K

Replaced by #EAD63469503

?
Manufacturer substitution
This part replaces 6411A20056K. Substitute parts can look different from the original.
$61.17 | 
8% OFF Phone Price : $66.17
In Stock
Room Air Conditioner Control Panel 3720A10111C
#237200

Room a/c diagram

Room air conditioner control panel

Part #3720A10111C

This item is not returnable
$10.60
In Stock
Orifice MFX58298601
#349480

Room a/c diagram

Orifice

Part #MFX58298601

$18.83
In Stock
Duct Assembly ADJ72202701
#352390

Room a/c diagram

Duct assembly

Part #ADJ72202701

$23.07
In Stock
Tube Assembly AJR32805502
#552111

Room a/c diagram

Tube assembly

Part #AJR32805502

$19.49
In Stock
Louver,ver 4758A20040B
#147582-2

Room a/c diagram

Louver,ver

Part #4758A20040B

This item is not returnable
$3.99
In Stock
Cover MCK35983901
#135500

Room a/c diagram

Cover

Part #MCK35983901

This item is not returnable
$7.00
In Stock
Vent Damper 4900A20003A
#349001

Room a/c diagram

Vent damper

Part #4900A20003A

This item is not returnable
$3.69
In Stock

Effective articles & videos to help repair your room air conditioners

View all
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…

Read more
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…

Read more
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.…

Read more

Parts & More