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Friedrich MW12Y3FM air handler Parts
Here are the diagrams and repair parts for Friedrich MW12Y3FM air handler, as well as links to manuals and error code tables, if available.
Error Codes
By Schematic
SELECT DIAGRAM
Browse Parts for MW12Y3FM Air Handler
Cabinet parts diagram
Insulation E
Part #67201217
The manufacturer no longer makes this part, and there's no substitute part
Cabinet parts diagram
Drain Hose Assembly
Part #67200906
The manufacturer no longer makes this part, and there's no substitute part
Cabinet parts diagram
Drain Cap Asy
Part #67201211
The manufacturer no longer makes this part, and there's no substitute part
Grille assy diagram
Grille Clamper
Part #67200936
The manufacturer no longer makes this part, and there's no substitute part
Grille assy diagram
Intake Grille Asy
Part #67201232
The manufacturer no longer makes this part, and there's no substitute part
Grille assy diagram
Remote
Part #67201249
The manufacturer no longer makes this part, and there's no substitute part
Grille assy diagram
Room Temp. Thermistor
Part #67201246
The manufacturer no longer makes this part, and there's no substitute part
Cabinet parts diagram
Terminal
Part #67201222
The manufacturer no longer makes this part, and there's no substitute part
Cabinet parts diagram
Shaft Holder C
Part #67200922
The manufacturer no longer makes this part, and there's no substitute part
Grille assy diagram
Indicator Pcb Asy
Part #67201247
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for water softeners
Choose a symptom to see related water softener repairs.
Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…
Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…
Main causes: faulty brine valve assembly, bad rotor valve…
Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…
Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…
Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…
Main causes: lack of electrical power, bad power transformer, faulty timer…
Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…
Repair guides for water softeners
These step-by-step repair guides will help you safely fix what’s broken on your water softener.
How to replace a water softener valve motor
The valve motor rotates the valve rotor to operate the water softener. If the water softener valve motor fails, follow t…
Repair time and Difficulty
30 minutes or less
How to replace a water softener timer
The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…
Repair time and Difficulty
15 minutes or less
How to replace a water softener venturi
The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your air handlers
Use the advice and tips in these articles and videos to get the most out of your water softener.
Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…
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