142-EN
141-EN
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1
Push SW05 for at least 2 seconds.
Return the rotary switch on the interface
board of the outdoor unit to SW01=[1],
SW02=[1], and SW03=[1].
7-segment display
[A]
[U1]
[B]
[ ]
¡
When using a refrigerant leak
detector, perform the following
simple inspection mode.
The simple inspection mode is performed with a
refrigerant leakage detector.
The simple inspection mode should be performed for
each refrigerant leak detector.
If you run a simple inspection mode while normal
operation, this operation stops.
The simple inspection mode can be performed during
the detailed inspection mode. (Detailed inspection
mode operation does not stop.)
<Simple inspection mode start operation>
1
Push the reset switch on the refrigerant leak
detector for at least 5 seconds. (Please use a
precision screwdriver, etc.)
7-segment display
[A]
[Sd]
[B]
[CH]
It is not displayed during detailed inspection
mode.
The refrigerant leak detector works.
(For the operation of the refrigerant leakage
detector, refer to the operating instructions of the
refrigerant leak detector.)
If the simple inspection mode operates normally,
the following is displayed. (It is not displayed
during detailed inspection mode.)
7-segment display
[A]
[Sd]
[B]
[ - - ]
If there is a disconnection, etc., the following
display will be displayed.
7-segment display
[A]
[Sd]
[B]
[Err]
If you see an error, check the wiring connection
again.
<Simple inspection mode end operation>
2
Push the alarm stop switch on the refrigerant
leak detector for at least 5 seconds.
7-segment display
[A]
[U1]
[B]
[ ]
¡
If “there is no” Flow Selector unit
or shut-off valve unit, perform
the following procedure.
¡
When executing a test run using
a remote controller
Operate the system normally to check the running
condition using the wired remote controller. Follow
the instructions in the supplied owner’s manual when
operating the unit.
If you use a wireless remote controller for operations,
follow the instructions in the installation manual
supplied with the indoor unit.
To execute a test run forcibly under the condition that
the thermostat automatically turns the unit off due to
the indoor temperature, follow the procedure below.
The forcible test run will automatically stop after
60 minutes to prevent continuous forcible running and
return to normal running.
CAUTION
Do not use forcible running except for a test run as it
overloads the unit.
Wired remote controller
Be sure to stop the air conditioner before making
settings.
(Change the setup while the air conditioner is not
working.)
4
3
1
2
3
4
3
3
1
2
1
Push and hold OFF timer button and [ ]
setting button simultaneously for 10 seconds
or more. [TEST] is displayed on the display
part and the test run is permitted.
2
Push ON/OFF button.
3
Push menu button to select the operation
mode. Select [ Cool] or [
Heat] with
[ ] [ ] setting button, and then push menu
button (three times) again to determine the
operation mode.
• Do not run the air conditioner in a mode other
than [Cool] or [Heat].
• The temperature setting function does not work
during test run.
• The check code is displayed as usual.
4
After the test run, push OFF timer button to
stop a test run.
([TEST] disappears on the display and the air
conditioner enters the normal stop mode.)
