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Outdoor indicator shows 01110.
Alarm condition: EEPROM is fault or data is missing.
9) EEPROM is abnormal
adjust EEPROM
welded point
no
yes
outdoor indicator shows 01110
check if EEPROM welded points
on outdoor PCB is in good
condition
EEPROM data is
missing, replace PCB
replace compressor
Outdoor indicator shows 10011.
Alarm condition: when compressor is running, the unit will be abnormal or stop.
10) Running state detecting abnormal
no
eliminate other troubles
no
yes
when compressor starting up,
unit stops abnormally and
can not start up normally
Re-electrified after power off,
check if compressor can start
up normally
outdoor indicator shows 10011
replace module
adjust wiring
Outdoor indicator shows 10110
11) Communication failure between outdoor PCB and module
no
if problem is solved
yes
replace PCB
eliminate other failures
no
no
yes
outdoor indicator shows 10110
compressor not start up, outdoor
alarms, check if there is other
failure
check if the wiring between
outdoor PCB and module is
correct
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