Installation Manual

Page 35 mrcool.com
Refrigerant Piping Connection
Before Test Run
Test Run Instructions
List of Checks to Perform PASS/FAIL
Outdoor (2):
Indoor (2):
No electrical leakage
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
function properly
function properly
Indoor unit louvers rotate
properly
Indoor unit responds to
remote control
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 scroll 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:
Only perform test run after you have
completed the following steps:
• Electrical Safety Checks
the electrical system is safe and operating
properly
• Gas Leak Checks
not leaking
pressure) valves are fully open
8
Test Run