Before Test Run - Carrier 38QUS018DS2-2 Installationshandbuch

9. TEST RUN

9.1 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) Indoor and outdoor units are properly
installed.
b) Piping and wiring are properly connected.
c) No obstacles near the inlet and outlet of
the unit that might cause poor performance
or product malfunction.
d) Refrigeration system does not leak.
e) Drainage system is unimpeded and
draining to a safe location.
f) Heating insulation is properly installed.
g) Grounding wires are properly connected.
h) Length of the piping and additional
refrigerant stow capacity have been
recorded.
i) Power voltage is the correct voltage for
the air conditioner.
CAUTION
Failure to perform the test run may result in
unit damage, property damage or personal
injury.
9.2 10Test 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 louvers move properly and
can be changed using the remote control.
c. Double check to see if the room
temperature is 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.
f. Check to see that the drainage
system is unimpeded and draining
smoothly.
g. Ensure there is no vibration or
abnormal noise during operation.
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 neighbors 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.
GB-22 7