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25
PMML0129A rev.4 - 02/2010
ENGLISH
5.1.8. INDICATIONS IN ABNORMAL CONDITION
■
Abnormal
The RUN indicator(Red) blinks.
”ALARM” is indicated on the liquid crystal display.
The indoor unit number, the alarm code, the model code and the connected
number of indoor units are indicated on the liquid crystal display.
In the case that the plural indoor units are connected, the above items for
each indoor unit are indicated one by one.
Check the contents of the indications and contact your distributor or dealer of
HITACHI.
■
Power Failure
All the indications are OFF.
Once the unit is stopped by power failure, the unit will not be started again
although the power recovers. Perform the starting procedures again.
In case of instantaneous power failure within 2 seconds, the unit will be
started again automatically.
■
Electric Noise
There could be a case that all the indications are OFF and the unit is
stopped. This occurred by activation of the micro computer for the unit
protection from the electric noise.
NOTE:
In case of using the wireless remote control switch for the wall type indoor
unit, remove the connectors (CN25) connected to the indoor PCB. If they
are not removed, the unit will not operate.
The memorized data can not be erased unless the remote control switch is
initialized.
Model code
Indication
Model
H
Heat pump
P
Inverter
F
Multi
C
Only cooling
E
Others
Indoor Unit Number
Alarm Code
Alarm Code
Model Code
Indicated for
a second
alternately
Connected No. of Indoor Units
REMOTE CONTROLLER
OPERATION