Hitachi RASC UTOPIA RCI-2.0FSN1E Installations- Und Betriebshandbuch Seite 42

TEST RUNNING
15.2. TEST RUN PROCEDURE BY REMOTE CONTROL SWITCH

Turn ON the power source of the Indoor and Outdoor Units
Set the TEST RUN mode by remote control switch.

Depress the "MODE" and the "CHECK" switches simultaneously for more
than 3 seconds.
- If "TEST RUN" and the counting number of the connected units to the
remote control switch (for example "") are indicated on the remote
control switch, the connection of remote control cable is correct.
Go to 
- If no indication or "" appear or the number of the units indicated is
smaller than the actual number of the units, some abnormalities exist.
Go to 
Remote Control

Switch Indication
No indication
Counting number
of connected units
is incorrect
Back to  after checking

Select TEST RUN MODE by depressing MODE Switch (COOL OR HEAT)
Depress RUN/STOP switch.

The "TEST RUN" operation will be started. (The "TEST RUN" operation will
be fi nished after 2 hours unit operation or by depressing the RUN/STOP
switch again).
If the unit do not start or the operation lamp on the remote control switch is
fl ickered, some abnormalities exist.
Go to 
Remote Control Switch

Indication
The operation lamp
fl ickers. (1 time/1 sec.)
And the Unit No. and
Alarm Code "03" fl icker
The operation lamp
fl ickers. (1 time/2 sec.)
Indication of clicker
different to above
Back to  after checking
Procedure for Recovery When Transmitting Circuit Fuse is Blown Out:

1. Correct the wiring for the terminal board.
2. Apply the process indicated beside.
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Fault
The power source is not turned ON.
-
The connection of the remote control cable is
-
incorrect.
- The connecting wires of power supply line are
incorrect or loosened.
The setting of unit number is incorrect
-
The connection of control cables between each indoor
-
units are incorrect. (When one remote control switch
controls multiple units)
Unit Condition
The unit does not start.
The unit does not start.
The unit does not start, or start once and then
stops
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Operation lamp


Inspection Points after Power Source OFF
1. Connecting Points of Remote Control Cable terminal board of
Remote Control switch and indoor unit.
2. Contact of Terminals of Remote Control Cable
3. Connection Order of each Terminal Board
4. Screw Fastening of each Terminal Boards.
5. Dip Switch Setting on Printed Circuit Board
6. Connecting on the Terminal Board
7. This is the same as item  1, 2 , and 3.
MODE

RUN/STOP

Inspection Points after Power
Fault
Connecting Order of each
-
Terminal Board. The fuse on
PCB may be blown out due to
The connecting wires of miswiring (see )
operating line are incorrect Screw fastening of each Terminal
-
or loosened. Boards.
Connecting Order of Power
-
Line Between Indoor Units and
Outdoor Unit.
The connection of remote
This is the same as item  1, 2,
control cable is incorrect
and 3
The connection of
thermistor or other Check by the alarm code table in
connectors are incorrect. chapter in the Technical Catalogue.
Tripping of protector exists, (Do it by service people).
or else.
Indoor PCB DSW7
Switch on the 1
ON
1 2
PMGB0126A rev.2 - 11/2006
Counting
number of
connected
units

Source OFF
pin
st
30