8
6. Electrical work
6.. Remote controller
6..1. For wired remote controller
1) Two wired remote controllers setting
If two wired remote controllers are connected, set one to “Main” and the other to
“Sub”. For setting procedures, refer to “Function selection of remote controller” in
the operation manual for the indoor unit.
6... For IR wireless remote controller
1) Setting (Fig. 6-3)
Insert batteries.
Press the SET button with something sharp at the end.
MODEL SELECT
blinks and Model No. is lighted.
Press the temp
buttons to set the Model No.
If you mistook the operation, press the ON/OFF
button and operate again
from procedure .
Press the SET button with something sharp at the end.
MODEL SELECT
and Model No. are lighted for three seconds, then turned off.
Indoor
Outdoor
Model No.
PLA
heat pump models
001
cooling only models
033
)Automatic fan speed setting (For IR wireless remote controller) (Fig. 6-4)
It is necessary to set for IR wireless remote controller only when automatic fan
speed is not set at default setting.
It is not necessary to set for wired remote controller with automatic fan speed at
default setting.
Press the SET button with something sharp at the end.
Operate when display of remote controller is off.
MODEL SELECT
blinks and Model No. is lighted .
Press the AUTO STOP
button.
blinks and setting No. is lighted .
(Setting No.01: without automatic fan speed )
Press the temp.
buttons to set the setting No.02.
(Setting No.02:with automatic fan speed )
If you mistook the operation, press the ON/OFF
button and operate again
from procedure .
Press the SET button with something sharp at the end.
MODEL SELECT
and Model No. are lighted for 3 seconds, then turned off.
Fig. 6-3
Fig. 6-4
3) Assigning a IR wireless remote controller to each unit (Fig. 6-5)
Each unit can be operated only by the assigned remote controller.
Make sure each pair of an indoor unit PC board and a IR wireless remote controller
is assigned to the same pair No.
4) IR wireless remote controller pair number setting operation (Fig. 6-5)
Press the SET button with something sharp at the end.
Start this operation from the status of IR wireless remote controller display
turned off.
MODEL SELECT
blinks and Model No. is lighted.
Press the
min
button twice continuously.
Pair No. “0” blinks.
Press the temp
buttons to set the pair number you want to set.
If you mistook the operation, press the ON/OFF
button and operate again
from procedure 2.
Press the SET button with something sharp at the end.
Set pair number is lighted for three seconds then turned off.
Pair No. of IR wireless remote controller
Indoor PC board
0
Factory setting
1
Cut J41
2
Cut J42
3-9
Cut J41, J42
Fig. 6-5
ON/OFF
TEMP
FAN
VANE
TEST RUN
AUTO STOP
AUTO START
h
min
LOUVER
MODE
CHECK
RESET
SET
CLOCK
MODEL SELECT
*1. Max. 50 m, 165 ft
*2. The 10m, 30 ft wire is attached in the wired remote controller accessory. Max. 500 m, 1500ft
*3. The figures are NOT always against the ground.
S3 terminal has DC 24 V against S2 terminal. However between S3 and S1, these terminals are not electrically insulated by the transformer or other device.
Notes: 1. Wiring size must comply with the applicable local and national code.
. Use copper supply wires.
3. Use wires rated 300V or more for the power supply cables and the indoor unit/outdoor unit connecting cables.
4. Install an earth longer than other cables.
Indoor unit model
PLA-A12, 18, 24, 30
PLA-A36, 42
Minimum circuit ampacity
1A
2A
Maximum rating of overcurrent protective device
15A
15A
Wir
ing
Wire No
. × siz
e
Indoor unit-Outdoor unit
*1
3 × AWG16 (polar)
3 × AWG16 (polar)
Indoor unit earth
1 × Min. AWG16
1 × Min. AWG16
Wired remote contoroller-Indoor unit
*2
2 × AWG22 (Non-polar)
2 × AWG22 (Non-polar)
Circuit
rating
Indoor unit-Outdoor unit S1-S2
*3
AC 208/230 V
AC 208/230 V
Indoor unit-Outdoor unit S2-S3
*3
DC24 V
DC24 V
Wired remote controller-Indoor unit
*3
DC12 V
DC12 V
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