Hitachi RAS-10FSXN - Emergency Operation

Cause of
stoppage
(alarm code or
stoppage code)
Contents
Alarm code history indication
Time Alarm
1
Alarm code
Alarm code or
stoppage
code
Outdoor unit
no.
Compressor
no.
Fan no.
d1-05 Instant power failure
Accumulated
time
di. --
d1-18
Inverter malfunction and
others
Accumulated
time
di. iTC
d1-26
Abnormality of high pressure
decrease
Accumulated
time
di. --
d1-32
Retry stoppage due to
automatic adress setting of
the indoor unit
Accumulated
time
di. --
Control
information
Restarting of the
microcomputer due to an
Inverter malfunction
Accumulated
time
Ci. 1
Restarting of the
microcomputer due to a fan
controller transmission
malfunction
Accumulated
time
Ci. 2
Restarting of the
microcomputer due to an
indoor unit transmission
malfunction
Accumulated
time
Ci. 3
Restarting of the
microcomputer due to a
transmission malfunction
between the indoor unit and
the outdoor unit
Accumulated
time
Ci. 4
Restarting of the
microcomputer due
to a status
control malfunction
Accumulated
time
Ci. 6
1
Alarm details:
• AC.: alarm.
•
d1.: retry.
• Ci.: control information.
iTC: Inverter stoppage code.
FTC: Fan controller stoppage code.
¿ Deletion of the alarm code history
Press PSW1 and PSW3 for five seconds to delete the alarm code history while it is shown on the display (the entire history
can be deleted).
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼)
PSW4(▼)
PSW2(▲)
PSW3( )
▲
PSW5( )
▲
In order to delete all the history
press PSW1 and PSW3 ( )
for 5 seconds
while history is displayed.
,
8.1.4 Emergency operation
(1) Emergency mode operation from the remote control (only for RAS-(20-54)FSXN)
If the compressor fails, the emergency mode operation is available from the remote control.
Even if
the compressor fails, the operation of the air conditioner is continuously available until the troubleshooting and
problem resolution procedure is carried out.
8 Troubleshooting
153
SMGB0065 rev. 1 - 12/2010
8