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Fan does not operate
Reduced Air Flow
Humming sound but no
operation
Excess Noise (vibration,
squealing)
© 2015, Pinnacle Products International, Inc.
1. No power
2. Bad motor
1. Obstruction
2. Bad switch or capacitor
1. Bad capacitor
1. Fan is not on level ground
2. Guard is not secure
Inspect power cord for damage. Be sure unit is
plugged in and turned on
Replace motor
Turn off and unplug fan. Remove guard and make sure
nothing is obstructing the fan blades.
Replace switch or capacitor (Note: To prolong life of
fan, operate fan first in 1(LOW) for 5-10 seconds before
switching to higher speed.
Replace capacitor
Turn off fan, and move unit to smooth level surface.
Check guard screws to be sure all are tight.
17
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