278
[112] radiator of transducer temp.too high
no
yes
if radiating fan is
running
if fan is broken down
no
replace radiating
fan
if screw of module is
fixed well, and if
radiating silica gel is
daubed enough and
evenly, if there is no
dirt on radiator
no
yes
if terminal of fan is
fixed well
fix it well
yes
check if there is
220V output on
control board
no
fix it well and
daub gel again
replace temp.sensor
yes
[113] protection of overload
yes
no
no
no
yes
yes
no
correct the wiring due to diagram
replace compressor
yes
if compressor is
normal(compressor coil
resistor, insulation)
check if voltage of power
supply is normal
compress load too much,
check the reason
if power module is normal
improve power supply circuit
check if wire of electric
box is correct
replace power module
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