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Kelvinator M420C2SB room air conditioner - k1790-111 Parts
Here are the diagrams and repair parts for Kelvinator M420C2SB room air conditioner - k1790-111, as well as links to manuals and error code tables, if available.
Error Codes
By Schematic
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Browse Parts for M420C2SB Room Air Conditioner - K1790-111
Controls diagram
Wire
Part #G157176
The manufacturer no longer makes this part, and there's no substitute part
Cabinet, front, wrapper diagram
Knob
Part #G110826
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
Shroud
Part #G518429
The manufacturer no longer makes this part, and there's no substitute part
Window mounting parts diagram
Bracket
Part #G501665
The manufacturer no longer makes this part, and there's no substitute part
Cabinet, front, wrapper diagram
Seal
Part #G149188-01
The manufacturer no longer makes this part, and there's no substitute part
Window mounting parts diagram
Nut
Part #G513166
The manufacturer no longer makes this part, and there's no substitute part
Window mounting parts diagram
Screw
Part #G157621
The manufacturer no longer makes this part, and there's no substitute part
Controls diagram
Cable
Part #G506431
The manufacturer no longer makes this part, and there's no substitute part
Window mounting parts diagram
Frame
Part #G149186-02
The manufacturer no longer makes this part, and there's no substitute part
Controls diagram
Duct
Part #G521931
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your room air conditioners
Main causes: clogged condensate drain, air conditioner not leveled properly, leaky window air seals ...
Main causes: bad compressor, lack of refrigerant, bad compressor start relay, electronic control board failure...
Main causes: lack of electrical power, bad electronic control board, wiring failure, bad temperature sensor...
Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor...
Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor...
Main causes: turning the air conditioner off and the back on too quickly, dirty or restricted condenser coil, compressor...
Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure....
Main causes: dirty air filter, air conditioner is too small for the room, temperature set too cold, control failure...
Main causes: clogged drain hole, air conditioner not leveled properly...
Effective articles & videos to help repair your room air conditioners
Learn about a new feature added to the Search Bar on Sears PartsDirect...
Learn how to tell whether a fuse is blown...
Find out how to protect your smart appliances from malevolent invasions by hackers....
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