20
PREVENTIVE MAINTENANCE
OWCs are designed to last a long time and to give maximum performance and reliability
with minimum maintenance. To prolong the life of the unit, regular maintenance must be
performed as specified below:
BLOWER MOTOR
The evaporator motor on all units have permanently lubricated bearings. No oiling is
necessary
FILTER
A clogged filter will cause the unit to operate at greatly reduced efficiencies. We
recommend that the filter be inspected on a regular basis
(every six weeks or less)
depending on the environment. The evaporator filter is located behind the return air grille
and can be easily removed and cleaned. The filter must be washed periodically as
needed by placing it in a dishwasher or soaking in a solution of warm water and
detergent for 10 minutes. Then rinsing clean with hot water and shaking excess moisture
from filter.
CONDENSATE PUMP
Condensate pumps come standard on all OWC models. When servicing pump follow
these steps;
1. Make certain that the unit is disconnected from the power source before attempting to
service or remove any component.
2. Be sure the floats move freely. Clean as necessary.
3. Remove the pump housing and check for obstructions. Clean as needed.
4. Clean the housing with warm water and mild soap when mineral deposits are visible.
5. Check the inlet and outlet piping. Clean as necessary. Be sure there are no kinks in
the lines that would inhibit flow.
GENERAL
When necessary maintenance steps outlined above are followed, the air conditioner will
provide long and reliable service. The refrigeration and electrical circuits of the system
should only be serviced by a fully qualified service technician.
Summary of Contents for OWC1211
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