62
Installation and Maintenance
Service Manual
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Pull the blade with
hand under de-
energization status
Adjust the motor and
the blade to make the
blade operate
smoothly.
Check whether
the blade operates
smoothly
Eliminate
malfunction
Eliminate
malfunction
Eliminate
malfunction
Eliminate
malfunction
Check whether
the feedback terminal of
indoor fan's motor
is loose.
Insert the feedback
terminal again
Check whether the
control terminal of indoor
fan's motor is loose
Replace the jumper
cap with a new one
Display shows "H6"
End
Put through the power
and turn on the unit again. Measure
whether the output voltage of control terminal of indoor
fan's motor is more than 50V within 1min
after the horizontal louver
is opened.
Replace the fan with
a new one
Measure the voltage between this
foot and the neutral wire of main
board.
It's the malfunction of
main board. Replace
the main board with
another one.
10.2 PG motor
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