Heater Assembly; Pump - Midea MFH180-G1302DS F01E-US Technical Service Manual

Heater Assembly

• The heater assembly is located above the pump,
and is accessed from the front of the washer.
• The heater assembly consists of a heating
element and a water temperature thermistor.
• The heater can operate in whites, or stain wash
cycles, and when sanitize wash temperature is
selected.
• The heater assembly is held in place by a
bracket attached to the inside of the outer tub
and a 10-mm nut which compresses a rubber
gasket to the tub opening.
• When the 10-mm hex nut is tightened, it
squeezes the rubber gasket between 2
mounting plates to seal the heater assembly to
the opening of the tub.
• The hex nut is set from the factory at 31 in. lbs
of torque.
Specifi c failures as sociated with the heater
assembly can initiate error codes E34 and
E36. (See
Service Test Mode
Hex-Head Nut
Thermistor
.)
Heating Element Specif cations:
• 120 VAC
• 970 Watts
• Approximately 8 Amps
Approximately 15 Ω
•
Thermistor Specif cations:
• 12 KΩ at 75°F (24°C).
• Resistance goes down as temperature goes up.
To remove the thermistor:
1. Remove the service panel. (See
2. Drain the washer using the pump cleanout. (See
.)

Pump

3. Disconnect the wire harness from the thermistor.
4. Loosen the 10-mm hex nut until it is fl ush with
the end of the stud.
5. Push inward on the 10-mm hex nut to relax the
rubber gasket.
6. Grasp the thermistor and pull outward.
Thermistor Removal
– 44 –
.)
Service Panel
Thermistor
(Continued Next Page)