Page 31
11. Test Run
Super Slim Four-Way Cassette
Test Run Instructions (continued)
5. 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 your 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 Test Run
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 grounding wires are properly connected.
h. The length of the piping and the added refrigerant
stow capacity have been recorded.
i. The power voltage is the correct voltage for the air
conditioner.
Test Run Instructions
1. Open both the liquid and gas stop valves.
2. Turn on the main power switch and allow the unit to
warm up.
3. Set the air conditioner to COOL mode.
4. For the Indoor Unit
a. Ensure the remote control and its buttons work
properly.
b. Ensure the louvres move properly and can be
changed using the remote control.
c. Double check to see if the room temperature is being
registered correctly.
d. Ensure the indicators on the remote control and the
display panel on the indoor unit work properly.
e. Ensure the manual buttons on the indoor unit works
properly.
CAUTION
Failure to perform the test run may result in unit damage,
property damage or personal injury.
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.
Summary of Contents for Cascade CRE-071AS
Page 39: ...Page 39 ...
