AOU45RLXFZ Installation Manual

En-17
8. 4. Check run judgment failure display
• If check run cannot be performed, the following is displayed. In this case, the check
run will stop. Please check by using the cooling test run of the indoor unit.
8. 4. 1. Temperature out of range judgment
Blink
(2 times)
Blink
(High-speed)
FEDC
MONITOR
ERROR
BA
POWER
MODE
8. 4. 2. Wiring / piping number difference
FEDC
MONITOR
ERROR
BA
POWER
MODE
Blink
(High-speed)
Blink
(High-speed)
OR
Blink
(2 times)
Blink
(2 times)
8. 5. Re-display check run results
• If you wish to check the automatic wiring correction contents, by briefl y pressing the
"CHECK" switch, the check run results is displayed. Please check the check run
results by referring to the result table in step (4) of "8.3. Operating procedure for
check run".
• If the automatic wiring correction contents has not been done, the POWER/MODE
LED will blink twice and the MONITOR LED will turn off.
8. 6. Automatic wiring correction memory reset
CAUTION
When relocating the unit, reset the memory beforehand, or the unit may not function
normally.
(1) Press the "CHECK" switch.
The LED will light as shown in “8.5 Re-display check run results”.
(2) Press the "CHECK" switch for more than 3 seconds when the LED is on.
(3) The LEDs from A to F will light in sequence, and then all LEDs will light to indicate
the completion of the Automatic wiring correction memory reset.
(4) Disconnect the power supply or turn off the breaker.
9. TEST RUN
CAUTION
Always connect the power supply 12 hours prior to the start of the operation in order to
protect the compressor.
(1) Indoor unit
1
Is the drain normal?
2
Is there any abnormal noise and vibration during operation?
(2) Outdoor unit
1
Is there any abnormal noise and vibration during operation?
2
Will noise, wind, or drain water from the unit disturb the neighbors?
3
Is there any gas leakage?
• Do not operate the air conditioner in the test running state for a long time.
• For the operation method of the test run for indoor unit and central remote controller,
refer to the operating manual and perform operation check.
9. 1. TEST RUN method
Be sure to temporarily disconnect the power supply or turn off the breaker before
changing the DIP switch settings.
(1) Check the 3-way valves (both at the liquid side and gas side) are opened. Please
confi rm that the DIP switch SET1-2 is switched OFF.
(2) Set the operation mode to “COOL” or “HEAT”. If you wish to change the DIP switch
SET1-1 to "HEAT", please switch it after temporarily disconnecting the power
supply or turning off the breaker switching the power off.
ON
1 2 3 4
SET1
SET1-1
HEAT
COOL
• In the fi rst test run, be sure to set the operation mode to “COOL”.
• The operation mode cannot be switched between “COOL” and “HEAT” during the test
run. To switch the operation mode between “COOL” and “HEAT”, stop the test run,
switch the operation mode, and then start the test run again.
(3) Press "TEST RUN" switch for more than 3 seconds.
The POWER / MODE LED fl ashes once.
PUMP DOWN
1WS
TEST RUN
SW1
FEDC
MONITOR
ERROR
BA
POWER
MODE
Blink
(1 time)
(4) Confi rm operating status.
(5) Press "TEST RUN" switch for more than 3 seconds.
FEDC
MONITOR
ERROR
BA
POWER
MODE
POWER/MODE LED will turn on, and test run stops.
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