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7. Test Run
Bulkhead Split Ducted Air Conditioner
Commissioning Instructions (continued)
3. For the Outdoor Unit
a. Check to see if the refrigeration system is leaking.
b. Make sure there is no vibration or abnormal noise
during operation.
c. Ensure the wind, noise, and water generated by the
unit do not disturb neighbours or pose a safety
hazard.
NOTE
If the unit malfunctions or does not operate according
to your expectations, please refer to the Troubleshooting
section of the Owner’s Manual before calling customer
service.
Before Commissioning
A test run must be performed after the entire system has
been completely installed. Confirm the following points
before performing the test:
a. The indoor and outdoor units are properly installed.
b. Piping and wiring are properly connected.
c. Ensure that there are no obstacles near the inlet and
outlet of the unit that might cause poor performance
or product malfunction.
d. The refrigeration system does not leak.
e. The drainage system is unimpeded and draining to a
safe location.
f. The heating insulation is properly installed.
g. The earth wires are properly connected.
h. The length of the piping and the added refrigerant
stow capacity have been recorded.
i. The supply voltage is the correct voltage for the air
conditioner.
Commissioning Instructions
1. Set the air conditioner to COOL mode.
2. For the Indoor Unit
a. Ensure the wall control and its buttons work
properly.
b. Double check to see if the room temperature is being
registered correctly.
c. Ensure the indicators on the wall control and the
display panel on the indoor unit work properly.
CAUTION
Failure to perform commissioning may result in unit
damage, property damage or personal injury and may void
warranty.
Drainage Test
a. Ensure the drainpipe flows smoothly. New buildings
should perform this test before finishing the ceiling.
b. Remove the test cover. Add 2,000ml of water to
the tank through the attached tube.
c. Turn on the main power switch and run the air
conditioner in COOL mode.
d. Listen to the sound of the drain pump to see if it
makes any unusual noises.
e. Check to see that the water is discharged. It may take
up to one minute before the unit begins to drain
depending on the drainpipe.
f. Make sure that there are no leaks in any of the piping.
g. Stop the air conditioner. Turn off the main power
switch and reinstall the test cover.
