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
(2-blink)
blink
(High-speed)
F
E
D
C
MONITOR
ERROR
B
A
POWER
MODE
8. 4. 2. Wiring / piping number difference
F
E
D
C
MONITOR
ERROR
B
A
POWER
MODE
blink
(High-speed)
blink
(High-speed)
OR
(2-blink)
(2-blink)
8. 5. Re-display check run results
• If you wish to check the automatic wiring correction contents, by brie
fl
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 turn on the power 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 turn the power off before starting the test run.
(1) Check the 3-way valves (both at the liquid side and gas side) are opened. Please
con
fi
rm that the DIP switch SET1-2 is switched OFF.
(2) Set the operation mode to “COOL” or “HEAT”. If you wish to 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
1
W
S
TEST
RUN
SW1
F
E
D
C
MONITOR
ERROR
B
A
POWER
MODE
(1-blink)
(4) Con
fi
rm operating status.
(5) Press "TEST RUN" switch for more than 3 seconds.
F
E
D
C
MONITOR
ERROR
B
A
POWER
MODE
POWER/MODE LED will turn on, and test run stops.
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2/26/2016 10:16:05 AM
2/26/2016 10:16:05 AM
