Error Code	Symptom	Fault Type	Guide
–	Moen garbage disposal causes dimming lights or flicker when starting	High Inrush Current / Marginal Circuit Capacity	View Details
–	Moen garbage disposal causes the kitchen circuit breaker or GFCI to trip when turned on	Electrical Overload or Ground Fault	View Details
–	Moen garbage disposal causes water to back up into the opposite sink basin	Shared Drain Line Clog	View Details
–	Moen garbage disposal drains slowly or water backs up into the sink while running	Drain Obstruction / Partially Clogged Outlet	View Details
–	Moen garbage disposal emits a burning smell or smoke when running	Motor Overheating / Electrical Insulation Breakdown	View Details
–	Moen garbage disposal emits foul odors even after running with water	Organic Buildup in Grind Chamber and Drain	View Details
–	Moen garbage disposal hums but does not spin when switched on	Impeller/Jam Plate Seized (Rotor Locked)	View Details
–	Moen garbage disposal is completely dead (no hum, no sound) when switch is turned on	No Power / Overload Trip	View Details
–	Moen garbage disposal is unusually hot to the touch after short use	Excessive Motor Heating	View Details
–	Moen garbage disposal is very difficult to turn with the jam-buster wrench	Severe Jam or Corroded Jam Plate	View Details
–	Moen garbage disposal is very loud compared to when it was new (even with no load)	Internal Wear / Loose Components	View Details
–	Moen garbage disposal leaks from the bottom of the unit (water dripping from motor housing)	Internal Seal / Motor Housing Leak	View Details
–	Moen garbage disposal leaks from the side discharge elbow into the drain pipe	Discharge Elbow / Tailpipe Gasket Leak	View Details
–	Moen garbage disposal leaks from the side where the dishwasher hose connects	Dishwasher Inlet Port / Hose Clamp Leak	View Details
–	Moen garbage disposal leaks from the top where it meets the sink drain	Sink Flange / Mounting Assembly Leak	View Details
–	Moen garbage disposal makes a chattering or clicking noise from the air switch (if equipped) and does not start	Faulty Air Switch Module or Low Voltage to Coil	View Details
–	Moen garbage disposal makes a high-pitched whine but does not grind effectively	Motor Spinning Under Light Load (Decoupled or Slipping)	View Details
–	Moen garbage disposal makes a humming noise even when the wall switch is off	Backfeed or Miswired Switch Circuit	View Details
–	Moen garbage disposal makes a loud rattling or clanking noise during operation	Loose Debris or Worn Impeller Pivot	View Details
–	Moen garbage disposal makes a single click or buzz and then shuts off immediately	Locked Rotor / Instant Overload Trip	View Details
–	Moen garbage disposal makes loud metal-on-metal grinding or screeching noises	Foreign Object in Grind Chamber	View Details
–	Moen garbage disposal motor runs but the jam plate does not spin (no grinding action)	Decoupled Rotor / Broken Internal Coupling	View Details
–	Moen garbage disposal produces a loud popping sound and then stops working	Internal Component Failure / Overload Trip	View Details
–	Moen garbage disposal runs but does not grind food effectively (food remains unprocessed)	Worn Grind Ring / Dull Impellers	View Details
–	Moen garbage disposal runs but water backs up into the dishwasher	Blocked Dishwasher Inlet or Drain Connection	View Details
–	Moen garbage disposal runs but water leaks from the electrical junction box or cord entry	Water Intrusion at Wiring Compartment	View Details
–	Moen garbage disposal splashes water and food back up into the sink while running	Missing or Misfitted Splash Guard	View Details
–	Moen garbage disposal trips the reset button frequently during use	Motor Overload / Overheating	View Details
–	Moen garbage disposal turns on by itself or will not turn off with the wall switch	Switch or Wiring Fault (Continuous Power)	View Details
–	Moen garbage disposal unit is loose or sagging from the sink	Loose Mounting Assembly / Support Failure	View Details
–	Moen garbage disposal unit rusting heavily inside the grind chamber	Corrosion of Grind Components	View Details
–	Moen garbage disposal vibrates excessively and shakes the sink or countertop	Imbalance / Mounting Misalignment	View Details
–	Moen garbage disposal will not start after a power outage	Tripped Overload or Power Supply Issue Post-Outage	View Details
–	Moen garbage disposal will not turn on unless the reset button is pressed each time	Overload Protector or Internal Switch Fault	View Details

Moen Garbage Disposals Error Codes

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