Installation and Commissioning Guide - Bulkhead 2 Split System
Doc. No. 9590-5011
Ver. 1 211217
21
Installation and Commissioning Guide
Bulkhead Split System
14. Test Run
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.
CAUTION
Failure to perform commissioning may result in unit damage, property damage or personal injury and may void warranty.
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. 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.
d. Check the airflow supplied matches the design conditions specified.
3. 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 neighbors or pose a safety hazard.
d. Check the refrigeration pressures to ensure they operating correctly.
e. Check the voltage and current drawn from the unit is correct.
f. Ensure anti vibration rubbers have been fitted under the outdoor unit feet.
Drainage Test
1. Ensure the drainpipe flows smoothly. Remove the test cover. Add 2,000ml of water to the tank through the attached
tube.
2. Turn on the main power switch and run the air conditioner in
COOL
mode.
3. Listen to the sound of the drain pump to see if it makes any unusual noises.
4. 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.
5. Make sure that there are no leaks in any of the piping.
6. Stop the air conditioner. Turn off the main power switch and reinstall the test cover.
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.
