Trial Operation - Haier MRV II Instruction Manual

2.4 Trial operation

Generally, confirm all the indoors one by one. Please set the other indoors
at STOP state
2.4.1 Main power supply and preliminary confirmation
if RUN LED on wired
controller is light
yes
if STANDBY on wired controller
is light
yes
if the failure code is displayed
on wired controller
yes
refer to the troubleshooting
and diagnosis.
2.4.2 Motor operation confirmation
set the mode as FAN, press the button
if indoor blows air out
if there is abnormal sounds
start
yes
no
normal
no
no
no
indoor motor not work
no
yes
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※1
※2
check the indoor fan,
fan motor and its circuit
check the surroundings
around fan motor
Part 3
※3