Fujitsu ASU18RLF Service Instructions Manual page 38

30. TEST RUN ( For Outdoor unit )
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?
refer to the operating manual and perform operation check.
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
(2)
turning off the breaker switching the power off.
SET1-1
SET1
ON
HEAT
COOL 1 2 3 4
In the fi
switch the operation mode, and then start the test run again.
(3)
TEST RUN
S W 1
PUMP DOWN
POWER ERROR
MODE
(1-blink)
(4) Confirm operating status.
(5)
POWER ERROR
MODE
A B
CAUTION
flashes once.
MONITOR
A B C D E F
MONITOR
C D E F
01-35