Hitachi RAS-25WX8 - Page 148

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Is the indoor unit "timer lamp" blinking?
Ye s
Ye s
Ye s
No
No
No
Trouble shoot according to the
self-diagnosis lighting mode.
Run the unit using the following remote controller settings:
,QWKHFRROLQJVHDVRQVHWWKHWHPSHUDWXUHWRÛ&LQWKHFRROLQJ
mode.
,QWKHKHDWLQJVHDVRQVHWWKHWHPSHUDWXUHWRÛ&LQWKHKHDWLQJ
mode.
Does the operation lamp light or blink?
Open the indoor unit and check the voltage
between pins Nos.ķ and ĹRI&1RQWKH
indoor unit control P.W.B.
Normal:'&99
Red
Brown
Is the voltage correct?
Is the compressor running?
&KHck if the connecting cable
connected incorrectly? inserted
incompletely? or disconnected?
Not runningRunning
Open the outdoor unit and observe the self-diagnosis
ODPS/'.&RXQWKow many times the lamp blinks.
Blinks other than 1 time. Blinks 1 time.
&DQWKHXQLWEHRSHUDWHGXVLQJWKHRXWGRRUXQLW
service switch?
6HHWKHQDPHSODWHRQWKHRXWGRRUXQLWfor operating
instructions
&KHck the outdoor
electrical parts.
&KHck the indoor
electrical parts.
&Keck the refrigerating cycle.
In the event of overload limit cut or OH
thermistor temperature rise, use the
self-diagnosis memory function because
such failure may evade detection due to
ambient temperature variations or other
factors.
No
Ye s
&+(&.ING T+( INDOOR/OUTDOOR 81,7(/(&T5,&$/P$ 576$1'5()5,*(5$7,1*