Hitachi FSG Series, Технический каталог

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TROUBLESHOOTING
For performing the above checking in the case that the wireless remote control switch is used with the built-in receiver part of
the wall type indoor, perform the following procedures:
1. Turn OFF the power supply.
2. Disconnect the connector (CN25) on PWB(M).
3. Connect PC-P1HE.
4. Turn ON the power supply
After completion of checking, turn OFF the power supply again and make connectors as before checking.
From previous page
.
Press
In case that there is the next unit
[Self - checking indication of the
next unit]
Repetition of Self - Checking of Unit No. "0"
(ex).
indication of
Unit No. "1"
After
7 seconds
Result After 1 to 5 seconds
After 1 second
Result
® J3 ® J4 ® J2 ®
Release PCB
Check Mode
.
Press
?
NOTE:
1. If this indication is continued and "
J1
" is not shown, this indicated that each one of indoor unit
is not connected to the remote control switch.
Check the wiring between the remote control switch and indoor unit.
2. In this troubleshooting procedure, checking of the following part of the PCB's is not available.
PCB in Indoor Unit: Relay Circuit, Dip Switch, Option Circuit, Fan Circuit, Protection Circuit.
PCB in Outdoor Unit: Relay Circuit, Dip Switch, Option Circuit
3. In the case that this troubleshooting is performed in the system using the central station, indication of the central station
may change during this procedure. However, this is not abnormal.
4. After this troubleshooting, the memory of abnormality occurrence times described before will be deleted.
CHECK
RESET
TEMP