Wiring Diagram; Troubleshooting - Master MAC-36-BDF User's Manual And Operating Instructions

Problem
Fan does not operate
Reduced Air Flow
Excess Noise (vibration,
slapping, squealing)
© 2015, Pinnacle Products International, Inc.
Troubleshooting Guide
Possible Cause
1. No power
2. Bad switch
3. Motor is humming
1. Loose pulleys or fan blade
2. Loose or worn belt
3. Motor is humming
1. Fan is not on level ground
2. Loose pulley or belt
3. Motor bolts are not secure
4. Defective E-clips
5
NEVER LEAVE A FAN
Corrective Action
Inspect Power Cord for damage. Be sure
unit is plugged in and turned on
Replace Power Switch (Note: To prolong
life of Power Switch, it is recommended
that the fan is first operated in LOW for
5-10 seconds before switching to HIGH).
Capacitor is damaged or belt is too tight.
Replace Capacitor or loosen belt.
Tighten motor pulley Hex Screw.
See page 4 for belt tightening instructions.
Capacitor is damaged or belt is too tight.
Replace Capacitor or loosen belt.
Turn off fan, and relocate unit to smooth
level surface.
Tighten Hex screw to tighten Motor Pulley.
See page 4 for for belt tightening
instructions.
Tighten Motor Safeguard bolts and 4 motor
bolts.
Replace Fan Bearings / E-clips/ Wavy
Spring Washer
Portable Air Circulator User's Manual
SOURCE
.