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English
11
10-2 CONTROL BY 2 REMOTE CONTROLLERS (Con-
trolling 1 indoor unit by 2 remote controllers)
•
When using 2 remote controllers, one must be set to “MAIN”
and the other to “SUB”.
MAIN/SUB CHANGEOVER
(1) Insert a
screwdriver into the recess between the
upper and lower part of remote controller and, working
from the 2 positions, pry off the upper part.
The remote controller PC board is attached to the upper
part of remote controller.
(2) Turn the MAIN/SUB changeover switch on one of the
two remote controller PC boards to “S”.
(Leave the switch of the other remote controller set to “M”.)
Wiring Method
(See ‘‘9 ELECTRIC WIRING WORK’’)
(3) Remove the control box lid.
(4) Add remote controller 2 (SUB) to the terminal block for
remote controller (P
1
, P
2
) in the control box.
(There is no polarity.)
[ PRECAUTIONS ]
•
Crossover wiring is needed when using group control and
2 remote controllers at the same time.
•
Connect the indoor unit at the end of the crossover wire
(P
1
, P
2
) to remote controller 2 (SUB).
10-3 REMOTE CONTROL (FORCED OFF AND ON/
OFF OPERATION)
•
Connect input lines from the outside to the terminals T
1
and T
2
on the terminal block (6P) for remote controller to
achieve remote control.
•
See the “
11. FIELD SETTING AND TEST RUN”
for
details on operation.
10-4 CENTRALIZED CONTROL
•
For centralized control, it is necessary to designate the group
No. For details, refer to the manual of each optional control-
lers for centralized control.
11. FIELD SETTING AND TEST RUN
〈〈〈〈
Field settings may have to be performed using the
remote controller, depending on the type of installa-
tion.
〉〉〉〉
(1) Make sure the control box lids are closed on the indoor
and outdoor units.
(2) Depending on the type of installation, make the field
settings from the remote controller after the power is
turned on, following the “Field Settings” manual which
came with the remote controller.
•
The settings can select “Mode No.”, “FIRST CODE NO.”
and “SECOND CODE NO.”.
•
The “Field Settings” included with the remote controller
lists the order of the settings and method of operation.
•
Lastly, make sure the customer keeps the “Field Settings”
manual, along with the operating manual, in a safe place.
Upper part of
remote controller
Lower part of
remote controller
Insert the screwdriver here and gently work
off the upper part of remote controller.
Only one remote controller
needs to be changed
if factory settings have
remained untouched.
(Factory setting)
S
M
S
S
M
Remote controller
PC board
Remote controller wiring
terminal block
Remote
controller 2
(SUB)
Remote
controller 1
(MAIN)
1
P
2
P
1
F
2
F
1
T
2
T
FORCED
OFF
REMOTE
CONTRL
TRANSMISSION
WIRING
Wire specification
Sheathed vinyl cord or cable (2 wires)
Gauge
0.75 - 1.25 mm
2
Length
Max. 100 m
External terminal
Contact that can ensure the minimum applica-
ble load of 15 V DC, 1 mA.
Indoor unit 1
Indoor unit 2
Max. No. of
indoor units
Crossover wire (P
1
.P
2
)
Remote controller 1
(MAIN)
Remote controller 2
(SUB)
Input A
1
P
2
P
1
F
2
F
1
T
2
T
FORCED
OFF
REMOTE
CONTRL
TRANSMISSION
WIRING
SETTING
Mode No.
SECOND
CODE NO.
FIELD SET
MODE
FIRST
CODE NO.
01_EN_3PN06588-2C.fm Page 11 Tuesday, November 29, 2005 2:25 PM