Hitachi UTOPIA IVX STANDARD Serie Manual De Instrucciones página 29

COMMMISSIONING
Remote Control
Switch Indication
The operation lamp
flickers. (1 time/1 sec.)
The unit does not start.
And the Unit Nº and
Alarm Code "03" flicker

The operation lamp
The unit does not start.
flickers. (1 time/2 sec.)
Indication of Flicker The unit does not start, or start once
except above and then stops
The operation lamp
Flickers. (1 Time/1s)
The unit does not start.
Unit Nº 00 , Alarm Code
 and Unit Code 00
flicker
Back to  after checking
Instructions fot the recovery when the fuse of the transmission
circuit is blown out:

1
Correct the wiring to the terminal board.
2
Set the 1st pin of DSW7 on the indoor unit PCB to ON.
19 PMML0395B rev.0 - 11/2015
All manuals and user guides at all-guides.com
Unit Condition
The power source of Outdoor
Unit in not turned ON.
The connecting wires of operating
line are incorrect or loosened.
Remote control cable is broken.
Contact of connectors is not
good.
The connection of remote control
cable is incorrect
The connection of thermistor or
other connectors are incorrect.
Tripping of protector exists, or
else.
The connection of the remote
control cable between Indoor
Units is incorrect.
Inspection Points after Power
Wrong Portions
1
Connecting Order of each Terminal
Board.
2
Screw fastening of each Terminal
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
This is the same as item
Check by the abnormality mode table
in the Technical Catalogue (Do it by
service people).
Check by the abnormality mode table in
the Technical Catalog (Do it by service
people).
Source OFF

 1 and 2