Midea 22033010000441, Service Manual

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Service Manual , 2016-12
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故障代码
Fault code
E1
E4
9.3Alarm(None)
9.4Failure code and solutions
Error Code Failure Type Solution
E1
Fault of temperature
sensor
Step 1: Check whether the terminal CN4 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
temperature
sensor whether contact is
bad, and resend contact the fast connector
Step 4: Replace main control board
E4 Fault of F frost sensor
Step 1: Check whether the terminal CN4 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)