MovinCool CM12 - Manual (Page 20)

20
TROUBLESHOOTING (cont.)
CM12: Installation Check Sheet
ITEMS 
Installation Unit Check and make sure all screws are tight and
unit is secured in place.
Check and make sure inlet / outlet air exhaust
are clear without blockage.
Wiring Check and make sure the unit is properly
connected to the dedicated circuit breaker.
Check and make sure all wiring are properly
connected and secured.
Check and make sure ground wire is tighten
and secured.
DIP Switch Setting Check and make sure all DIP switches
located on relay board are set to “OFF”
positions.
Drain Hose
Connection
Check and make sure that drain hose
provided with heat insulator to prevent
condensation on hose surface.
Grill Installation Check and make sure that grill is secured and
properly installed.
Wall Thermostat Check and make sure wall thermostat is
connected properly to unit.
Other Remove card board on condenser inlet side.
Before Test
Operation
Maintenance Switch Check and make sure override switch located
below maintenance’s panel is at “OPERATE”
position before test operation.
Test
Operation
Check Operation
with Wall
Thermostat
Set wall termostat to Fan On or Fan Only
mode to confirm fan only mode operation.
Set wall thermostat to Fan Auto or Cool mode
operation. During cool mode operation, check
and cinfirm cooling operation after delay timer
is expired. (Note: Delay timer vary from 2 ~ 5
min depending on thermostat model used.)
Abnormal Noise Check and observe abnormal noise during
Blowing/Cooling operation.
Drain During cooling operation, check and observe
condensation drip through normal drainage
path.
Air Leakage Check for air leakage from duct and duct
connection.