Harbor Freight Tools 92772 - Manual (Page 13)

Page 13 For technical questions, please call 1‑800‑444‑3353. SKU 92772
Troubleshooting
Problem Possible Causes Likely Solutions
Tool will not start. 1. Cord not connected.
2. No power at outlet.
3. Tool’s thermal reset breaker
tripped (if equipped).
4. Internal damage or wear.
(Carbon brushes or switch, for
example.)
1. Check that cord is plugged in.
2. Check power at outlet. If outlet is unpowered,
turn off tool and check circuit breaker. If breaker
is tripped, make sure circuit is right capacity for
tool and circuit has no other loads.
3. Turn off tool and allow to cool. Press reset button
on tool.
4. Have technician service tool.
Tool operates slowly. Extension cord too long or wire size
too small.
Eliminate use of extension cord. If an extension
cord is needed, use shorter/heavier gauge cord.
See Extension Cords in GROUNDING section.
Performance
decreases over time.
1. Accessory dull or damaged.
2. Carbon brushes worn or
damaged.
1. Keep cutting accessories sharp. Replace as
needed.
2. Have qualified technician replace brushes.
Excessive noise or
rattling.
Internal damage or wear. (Carbon
brushes or bearings, for example.)
Have technician service tool.
Overheating. 1. Forcing tool to work too fast.
2. Accessory misaligned.
3. Accessory dull or damaged.
4. Blocked motor housing vents.
5. Motor being strained by long or
small diameter extension cord.
1. Allow tool to work at its own rate.
2. Check and correct accessory to fence and/or
table alignment.
3. Keep cutting accessories sharp. Replace as
needed.
4. Wear ANSI-approved safety goggles and NIOSH-
approved dust mask/respirator while blowing dust
out of motor using compressed air.
5. Eliminate use of extension cord. If an extension
cord is needed, use one with the proper diameter
for its length and load. See Extension Cords in
GROUNDING section.
Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect power supply before service.