Page 38
mrcool.com
Refrigerant Piping Connection
Before Test Run
Test Run Instructions
PASS/FAIL
Outdoor
(2):
Indoor
(2):
No electrical leakage
Unit is properly grounded
properly covered
Indoor and outdoor units
are solidly installed
Wall Penetration Sleeve is
packed airtight
do not leak
Water drains properly
from drain hose
insulated
function properly
function properly
Indoor unit louvers rotate
properly
Indoor unit responds to
remote control
You should perform the
for at least
30 minutes.
1.
2.
Press the
button on the remote
controller to turn it on.
3.
Press the
button to scroll through the
•
– Select lowest possible temperature
•
– Select highest possible temperature
4.
Only perform test run after you have
completed the following steps:
•
•
•
9
Test Run
Electrical Safety Checks
- Confirm that
electrical system is safe and operating
properly.
Gas Leak Checks
- Check all flare nut
connections and confirm that the system
is not leaking.
Confirm that gas and liquid (high and low
pressure) valves are fully open.
