5
INSTALLATION OF REMOTE CONTROL SWITCH <PC-2H2>
5
1.5.
TEST RUN PROCEDURE BY REMOTE CONTROL SWITCH
É
Turn ON the power source of the Indoor and Outdoor Units
Ê
Set the TEST RUN mode by remote control switch.
Depress the "MODE" and the "CHECK" switches
simultaneously for more than 3 seconds.
a) If "TEST RUN" and the counting number of the
connected units to the remote control switch (for
example "
01
") are indicated on the remote control
switch, the connection of remote control cable is
correct. Go to
Ì
b) If no indication or "
00
" appear or the number of the
units indicated is smaller than the actual number of
the units, some abnormalities exist.
Go to
Ë
Remote Control
Switch
Indication
Fault
Inspection Points after Power Source OFF
No indication
(1)
The power source is not turned
ON.
(2)
The connection of the remote
control cable is incorrect.
(3)
The connecting wires of power
supply line are incorrect or
loosened.
1.
Connection between the connector and the wires:
Red wire-No. 1, Black wire-No. 2, White wire-No. 3
2.
Connecting Points of Remote Control Cable
3.
Contact of Connectors of Remote Control Cable
4.
Connection Order of each Terminal Board
5.
Screw Fastening of each Terminal Boards.
Counting number of
connected units is
incorrect
(4)
The setting of unit number is
incorrect
(5)
The connection of control cables
between each indoor units are
incorrect. (When one remote
control switch controls multiple
units)
6.
Dip Switch Setting on Printed Circuit Board
7.
Wire Connecting Order of Bridge cable
8.
Connecting Points of Bridge Cable
9.
Contact of Connectors of Bridge Cable
Ë
Back to
É
after checking
Ì
Select TEST RUN MODE by depressing MODE Switch
(COOL OR HEAT)
Í
Depress RUN/STOP switch.
a) The "TEST RUN" operation will be started. (The
"TEST RUN" operation will be finished after 2 hours
unit operation or by depressing the RUN/STOP
switch again).
b) IF the unit do not start or the operation lamp on the
remote control switch is flickered, some
abnormalities exist. Go to
Î
Remote Control
Switch Indication
Unit Condition
Fault
Inspection Points after Power
Source OFF
The operation lamp
flickers. (1 time/1 sec.)
And the Unit No. and
Alarm Code "03" flicker
The unit does not start.
The connecting wires of
operating line are incorrect
or loosened.
1.
Connecting Order of each Terminal
Boards.
2.
Screw fastening of each Terminal
Boards.
3.
Connecting Order of Power Line
Between Indoor Units and Outdoor
Unit.
The operation lamp
flickers.
(1 time/2 sec.)
The unit does not start.
The connection of remote
control cable is incorrect
This is the same as item
Ë
1, 2, and 3
Indication of clicker
different to above
The unit does not start, or start
once and the stops
The connection of
thermistor or other
connectors are incorrect.
Tripping of protector exists,
or else.
Check by the alarm code table in the
service manual (Do it by service people).
The outdoor fans rotate reversely
The connection order of
power supply line is
incorrect.
Connecting Order of the Terminal Board:
TB1 in the Outdoor Unit
Normal
The outdoor fans do not start.
Some wires of power
supply line are
disconnected.
Connecting Point of Power Supply Line.
Contact Outdoor Fan Motor Connector.
Î
Back to
É
after checking
.
-
05
Counting Number of
Connected Units
Operation Lamp
.
.
RUN/STOP
MODE
