Hitachi FS3 Series, Руководство по обслуживанию

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62
TROUBLESHOOTING
1.2.3 TROUBLESHOOTING IN CHECK MODE BY REMOTE CONTROL SWITCH
n
Use the remote control CHECK switch in the following cases.
1. When the RUN lamp is flashing
2. To trace back the cause of trouble after restarting from stoppage
with the RUN lamp flashing
3. To check during normal operation or stoppage
4. To monitor the temperature of intake and discharge.
Check Mode 1: Current data will be displayed
Check
Mode
Check Mode 2: Data held immediately before
failure, will be displayed
Normal Mode
CHECK
Press for more
than 3 seconds
n
Indication will delay as transmission between the remote
control switch and indoor unit takes about 10 seconds.
n
All data may be displayed as "
FF
" or "
-1
"or "
255
".
These transient data produced temporarily by software do
not affect device functions at all. (The alarm code may
also be indicated as "
FF
".)
❖
Unit number and Alarm
Code Displayed
(A)
Perform within 7 seconds to
check another unit
Alarm code identifying the last fault that has occurred in the
indicated unit.
Unit number of connected unit or unit number for which
checking mode was selected previously.
❖
ADDS: Number of Indoor Unit in No. ** Cycle
RN: No. ** Refrigerant Cycle
After
7 seconds
Check Mode 1
(See page 1-63 for details)
n
Forward: Press the
}
switch to rise from
00 to 01 to 02 ···
n
Backward:Press the
~
switch to descend
from 15 to 14 to 13 ···
F
Press
~
to view the previous indication
Press
}
to view the next indication
CHECK
Press for more
than 3 seconds
Unit number and Alarm
Code Displayed
F
Press
}
to view the next data
Press
~
to view the previous data
See (A)
After
7 seconds
Check Mode 2
(See page 1-66 for details)
F
Press
}
Check Mode released
CHECK
Press for more
than 3 seconds
n
In Check Mode 2, data of the first three units connected
serially to a remote control switch are available.
n
You can press the CHECK switch to release Check
Mode 2.
Check Mode 1 cannot be released even if you press
CHECK switch.