Hitachi RAC-25WSA RAC25WSA 用户手册
产品代码
RAC25WSA
14-18
14.4.7 ALL SYSTEMS STOP FROM SEVERAL SECONDS TO SEVERAL MINUTES AFTER OPERATION IS
STARTED (ALL INDICATORS ARE ALSO OFF)
Set the “HI” fan mode
The operations lamp lights once and
goes out in 5~10 seconds
goes out in 5~10 seconds
Disconnect CN10 and set
to the fan mode again
to the fan mode again
The operation lamps lights once and
goes out in 5~10 seconds
goes out in 5~10 seconds
Check to see if the indoor fan
is touching the chassis, etc.
Repair if it does.
is touching the chassis, etc.
Repair if it does.
Yes
Check to see if shorting
etc has occurred in the
PWB.
etc has occurred in the
PWB.
Can the outdoor fan be lightly turned
by hand? (Switch off main power
before check)
by hand? (Switch off main power
before check)
No
No
Replace the indoor fan motor
Yes