14-2.Test Run - Fujitsu AUU7RLF Design & Technical Manual

14-2. 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
a. Is the drain normal?
b. Is there any abnormal noise and vibration during operation?
2. Outdoor unit
a. Is there any abnormal noise and vibration during operation?
b. Will noise, wind, or drain water from the unit disturb the neighbors?
c. 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.
 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. Confirm that the
DIP switch SET1-2 is switched off.
2. Set the operation mode to "COOL" or "HEAT". When switching the DIP switch SET1-1
between HEAT and COOL, disconnect the power supply or turn off the circuit breaker before-
hand.
• In the first 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 flashes once.
SET1-1
SET1
ON
HEAT
1 2 3 4
COOL
TEST RUN
S W 1
PUMP DOWN
SW1
POWER ERROR
MODE
A
(1-blink)
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MONITOR
B C D E F