AOU45RLXFZ Installation Manual

En-13
6. 4. Connecting the Central remote controller (Option)
(1) When connecting the Central remote controller (Option), please use the outdoor unit
side knockout hole (Ø22.2 mm diameter).
• Please ensure that there are no gaps in the Knockout hole.
Central remote controller
connection cable
knockout hole
To Main PCB
(2) Fix the Connection cable with 2 cable ties with clip and 1 cable tie as shown in the
diagram below, and connect it to the prescribed terminal of the Main PCB.
• Fix the Central remote controller connection cable with Cable tie together with the
bundle of wiring.
Cable tie with clip
[Small]
(Accessory)
Central remote
controller
connection cable
Cable tie
(Accessory)
Terminal block
(for Central remote controller)
Cable tie with clip
[Small]
(Accessory)
7. HOW TO OPERATE DISPLAY UNIT
7. 1. Various setting methods
WARNING
Never touch electrical components such as the terminal blocks or reactor except the
switch on the display board. It may cause a serious accident such as electric shock.
CAUTION
Once refrigerant charging is completed, be sure to open the valve prior to performing
the local settings. Otherwise, the compressor may fail.
Discharge any static electricity from your body before touching the push switches. Never
touch any terminal or pattern of any parts on the control board.
• The positions of the switches on the outdoor unit control board are shown in the fi gure
below.
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
PUMP DOWN
2WS1WS
CHECK
TEST RUN
SET1
SET1-1
HEAT
COOL
SET2 SET3
FEDC
MONITOR
ERROR
BA
POWER
MODE
7. 1. 1. Setting method
(1) Be sure to disconnect the power source or turn off the breaker.
(2) Change the DIP switch setting according to the required setting.
• Various settings can be adjusted by changing DIP switches and push switches on the
board of the outdoor unit.
• The printed characters for the LED display are shown below.
DIP switch part
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
PUMP DOWN
2WS1WS
CHECK
TEST RUN
SET1
SET1-1
HEAT
COOL
SET2 SET3
FEDC
MONITOR
ERROR
BA
POWER
MODE
(
1
)(
2
)(
3
)
2WS1WS
LED display part
7. 1. 2. Description of display
LED display lamp Function or operation method
(1) POWER/MODE Green
• Turns on when the power supply is ON
(Including when error occurs).
• Indicate the MODE by the number of fl ashes
when the installation function is active.
(2) ERROR Red • Flashes at high-speed when there is an error.
(3) MONITOR
A Red
• Displays the location and contents of errors
when there is an error.
(Refer to 10. ERROR CODE for details.)
• Displays when check run is activated.
(Refer to 8. CHECK RUN for details.)
B Red
C Red
D Red
E Red
F Red
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