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12 Unitary Products Group
174065-YIM-A-0206
NORMAL MAINTENANCE
WARNING:Prior to any of the following maintenance proce
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dures, shut off all power to the unit, to avoid per
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sonal injury.
Periodic maintenance consists of changing or cleaning filters
and general cleaning of the outdoor coil.
FILTERS - Inspect once a month. Replace Disposable or clean
Permanent Type as necessary. DO NOT replace Permanent
Type with Disposable.
MOTORS - Indoor and outdoor fan motors are permanently lu
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bricated and require no maintenance.
OUTDOOR COIL - Dirt should not be allowed to accumulate on
the outdoor coil surface or other parts in the air circuit. Cleaning
should be as often as necessary to keep the coil clean. Use a
brush, vacuum cleaner attachment, or other suitable means. If
water is used to clean the coil, be sure that the power to the unit
is shut off prior to cleaning.
CAUTION: Exercise care when cleaning the coil so that the
coil fins are not damaged.
Do not permit the hot condenser air discharge to be
obstructed by overhanging structures or shrubs.
MAINTENANCE
SECURE OWNER'S APPROVAL: When the system is functioning properly, secure the owner's approval. Show him the
location of all disconnect switches and the thermostat. Teach him how to start and stop the unit and how to adjust temperature
settings within the limitations of the system.