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A.
HEATER MAINTENANCE CHECKLIST
WARNING. Heater should only be serviced by qualified personnel with heating equipment experience. Lock the
switch in the "OFF" (open) position and/or tag the switch to prevent unexpected power application.
WARNING
Heater Model
Serial Number
Comments
A.1 Period
1.
Clean
(before and as required during heating season)
Finned Elements
…
Fan
…
Fan Guard
…
Motor
…
Louvers
…
Wash with water pressure less than 70 psi.
A.2 Annual
1.
Electrical
(before heating season)
Check all terminal connections and conductors.
…
Tighten loose connections. Conductors with
damaged insulation must be replaced.
2.
Mechanical
Electrical junction box. Inside of enclosure must
…
be clean, dry, and free of foreign materials. Cover
must be completely on and tight.
Check motor shaft bearing play. Replace motor if
…
play is excessive or if motor does not run quietly
and smoothly. Motor bearings are permanently
lubricated.
Check fan. Replace immediately if cracked or
…
damaged.
Check louvers. Louver screws should be tight.
…
Louvers are not to be closed more than 75˚ from
horizontal.
Date of Maintenance
Maintenance Done By
2.
Check
Motor for smooth, quiet operation
…
Electrical junction box cover for tightness
…
Check the tightness of all hardware. All nuts and
…
bolts, including mounting hardware, must be
tight.
TURN HEATER MOTOR ON FOR A MINIMUM OF
…
15 MINUTES. Check for air exiting heater through
louvers and smooth running of fan motor.
For assistance, please call
Toll Free: 1-800-661-8529
U.S. & Canada
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