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 # LAN121HNM Official LG room air conditioner

Here are the diagrams and repair parts for Official LG LAN121HNM 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 44 parts  |
Motor Assembly 4681A20055A

#146811-1

All parts diagram

Motor assembly

Part #4681A20055A

$23.07
In Stock
Room Air Conditioner Blower Wheel Bearing 4280A20004A

#342800

All parts diagram

Room air conditioner blower wheel bearing

Part #4280A20004A

Replaced by #4280A20004M

?
Manufacturer substitution
This part replaces 4280A20004A. Substitute parts can look different from the original.
This item is not returnable
$5.58
| 
15% OFF Phone Price : $6.58
In Stock
Hv Assy 6609A10003Z

#266090

All parts diagram

Hv assy

Part #6609A10003Z

$60.98
In Stock
Cover Assembly 3551A20156B

#135516

All parts diagram

Cover assembly

Part #3551A20156B

$14.51
In Stock
Plate Assembly 3301A20020A

#733010

All parts diagram

Plate assembly

Part #3301A20020A

$27.47
In Stock
Tube Assembly 5211A29044B

#35211B

All parts diagram

Tube assembly

Part #5211A29044B

$88.36
In Stock
Evaporator 5421A20258B

#354210

All parts diagram

Evaporator

Part #5421A20258B

$206.67
| 
5% OFF Phone Price : $218.67
In Stock
Room Air Conditioner Air Filter 5230A20064A

#152302

All parts diagram

Room air conditioner air filter

Part #5230A20064A

This item is not returnable
$11.29
| 
15% OFF Phone Price : $13.29
In Stock
Drain Hose 5251A20011G

#352150

All parts diagram

Drain hose

Part #5251A20011G

$24.09
In Stock
Screw 1SDTF040267

#W1FP

All parts diagram

Screw

Part #1SDTF040267

This item is not returnable
$4.51
In Stock

Most common symptoms to help you fix your room air conditioners

View

Most common repair guides to help fix your room air conditioners

View

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