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Soap and Water Method
Using a soft brush, apply soapy water or liquid detergent to all pipe connection points on the indoor unit
and outdoor unit. The presence of bubbles indicates a leak.
Leak Detector Method
lf using leak detector, refer to the device's operation manual for proper usage instructions.
AFTER PERFORMING GAS LEAK CHECKS
After confirming that the all pipe connection points DO NOT leak, replace the valve cover on the
outside unit.
Check-point of indoor unit
Check-point of outdoor unit
A: Low pressure stop valve
B: High pressure stop valve
C& D: Indoor unit flare nuts
L
TEST RUN
Test Run lnstructions
You should perform the Test Run for at least 30 minutes.
1.
Connect power to the unit.
2.
Press the ON/OFF button on the remote controller to turn it on.
3.
Press the MODE button to serail through the following functions, one at a time:
•
COOL- Select lowest possible temperature
•
HEAT - Select highest possible temperature
4.
Let each function run for 5 minutes, and perform the following checks:
List of Checks to Perform
No electrical leakage
Unit is properly grounded
All electrical terminals properly covered
Indoor and outdoor units are solidly installed
All pipe connection points do not leak
Water drains properly from drain hose
All piping is properly insulated
Unit performs COOL function properly
Unit performs HEAT function properly
Indoor unit louvers rotate properly
Indoor unit responds to remote controller
PASS / FAIL
Outdoor (2):
Indoor (2):
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