8
VI. Pre-Installation Testing
Before mounting the air conditioner to the enclosure, test for proper operation. This will verify the shipping integrity
of the system. Please follow the steps below prior to installation.
CAUTION
1. Allow the unit to sit in a upright position at a room temperature of 65°F minimum, allowing the system
to warm-up. This is particularly important in winter months.
2. Refer to the nameplate for proper electrical voltage and current requirements. Then connect the power
cord to a properly grounded and fused electrical supply. Leave the electrical power off.
3. Note the factory thermostat setting which is 75°F.
4. Turn electrical power on.
5. Verify that the evaporator blower or fan is running.
6. Observe the temperature on the digital display. The thermostat must be set a minimum of 10°F below
this temperature for the compressor to operate (the factory setting is 75°F). Refer to page 6 for
instructions on adjustment of the thermostat.
7. Operate the air conditioner for approximately ten (10) minutes. During this period no unusual noise or
vibration should be evident. Both the evaporator and condenser fans or blowers should be delivering
air through their respective discharge ports. The cool air discharged should be less than 70°F when the
room temperature is between 70 and 80°F. It is normal for the condenser blower to cycle on/off during
this period.
8. Turn off the electrical power source, and disconnect the air conditioner from the power source.
9. If any cover plug is removed to adjust the unit, make certain to put it back in place to maintain the
integrity of the closed-loop airflow system.
NOTE:
Before shipment all Kooltronic, Inc. Air Conditioners are subjected to a performance test.
The air conditioner must be standing in its proper mounting position for a minimum of five
(5) minutes prior to testing. Failure to follow this procedure will cause permanent damage to
the compressor. To avoid compressor damage do not tip the unit more than 45° from its
proper mounting position.
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