Midea 22033210000002, Руководство по обслуживанию

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Service Manual , 2016-12
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E4 Fault of frost sensor
Step 1: Check whether the terminal CN3 and CN5 is well
stuck, pull out the terminal and re-stick it in place
Step 2: Check to see if there’re foreign matters on the
terminal.
Step 3: Inspect the defrost sensor whether contact is bad,
and resend contact the fast connector
Step 4: Replace main control board
9.5Defrost function
The defrosting of evaporator is activated when the temperature monitored by defrosting sensor is
below setted point., compressor switching off,following the temperature rise, the frost on evaporator
becomes water, and the water flow into the evaporating pan via the draining system, the water in
evaporating pan evaporate away finally.
9.6Compressor fan control (None)
9.7
Self-diagnosis
(None)