Hitachi RAS-(2-6)HVNP1(E), Руководство по обслуживанию

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7 Test run
195
SMGB0087 rev.0 - 12/2013
7

Remote control switch
indication
Unit condition Wrong portions
Inspection points after power
source OFF
The operation lamp
flickers. (1 time/1 sec.)
and the unit number and
alarm code 03 flicker.
The unit does not start.
The power source of
outdoor unit in not turned
ON.
The connecting wires of
operating line are inco-
rrect or loosened.
1
Connecting order of each ter-
minal boards.
2
Screw fastening of each termi-
nal boards.
N O T E
Recovering method of FUSE for
operating circuit. There is a fuse
(FUSE4 on indoor unit PCB1, EF1
on outdoor unit PCB1) to protect
operating circuit on the PCB, when
the power lines are connected to
operating lines. If fuse is melted,
operating circuit can be recovered
once by setting the dip switch on
the PCB as shown in

The operation lamp flic-
kers. (1 time/2 sec.)
The unit does not start.
Remote control cable is
broken.
Contact of connectors is
not good.
The connection of remote
control cable is incorrect
This is the same as item  1
and 2
Indication of flicker ex-
cept above
The unit does not start, or start once
and then stops
The connection of ther-
mistor or other connec-
tors are incorrect. Trip-
ping of protector exists,
or else.
Check by the abnormality mode
table in the Technical Catalogue
(Do it by service people).
The operation lamp
flickers. (1 Time/1s)
Unit number 00 , alarm
code dd and unit code
E00 flicker
The unit does not start.
The connection of the
remote control cable
between indoor units is
incorrect.
Check by the abnormality mode
table in the Technical Catalog (Do
it by service people).
Back to  after checking

Instructions for the recovery when the fuse of the transmission
circuit is blown out:
1
Correct the wiring to the terminal board.
2
Set pin 2 of DSW7 on the indoor units PCB to ON
(DSW7 not available in RPC-FSN3 indoor unit models)