Midea HC-957WEN - Page 61

Service Manual_2023-V2.0
61
Step 4: If the connection is fine, replace a new
compressor
Blink eight times: light 0.5 second,
extinguish 0.5 second, interval
time(extinguish) is 2 second
Misstep
protection
Step 1: Measure whether the U-V-W resistance of
compressor is same
Step 2: If ok, replace a new inverter board
Step 3: If the fault still occurs, replace a new
compressor
Blink eleven times: light 0.5
second, extinguish 0.5 second,
interval time(extinguish) is 2
second
Starting
failure
Step 1: Measure whether the U-V-W resistance of
compressor is same
Step 2: If ok, replace a new inverter board
Step 3: If the fault still occurs, replace a new
compressor