Haier MRV II - Page 124

Part 3
[09]indoor address repeated
modify the communication wire
modify the wiring
if wiring between P and
Q is normal
yes
yes
yes
no
no
no
check o utdoor connecting board,
if faulty, replace it
if communication wire is
connected with multi
outdoors
if indoor QTY conn ected with
outdoor is normal
[61]master unit IPM (power module) alarms
yes
yes
no
no
modify the wiring
modify the installation
if the fan connected with CN5
on maste r un it con ne cting bo ard
is installed well
if power module wiring is abnormal
check if outdoor master unit module
board is faulty, if yes, replace it
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