Troubleshooting

Problem

 

Possible Causes

 

Likely Solutions

Tool will not start.

1.

Cord not connected.

1.

Check that cord is plugged in.

 

2.

No power at outlet.

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.

Internal damage or wear. (Carbon

3.

Have technician service tool.

 

 

brushes or switch, for example.)

 

 

Tool operates slowly.

Power being reduced by long or

Eliminate use of extension cord. If an

 

small diameter extension cord.

extension cord is needed, use one with the

 

 

 

proper diameter for its length and load. See

 

 

 

Extension Cords in GROUNDING section.

Performance

1. Blade dull or damaged.

1.

Keep blade sharp. Replace as needed.

decreases over time.

2. Carbon brushes worn or damaged.

2.

Have qualified technician replace brushes.

Excessive noise

Internal damage or wear. (Carbon

Have technician service tool.

or rattling.

brushes or bearings, for example.)

 

 

Overheating.

1.

Forcing tool to work too fast.

1.

Allow tool to work at its own rate.

 

2.

Blade misaligned.

2.

Check and correct blade to fence alignment.

 

3.

Blade dull or damaged.

3.

Keep blade sharp. Replace as needed.

 

4.

Blocked motor housing vents.

4.

Wear ANSI-approved safety goggles and NIOSH-

 

 

 

 

approved dust mask/respirator while blowing

 

 

 

 

dust out of motor using compressed air.

 

5.

Motor being strained by long or

5.

Eliminate use of extension cord. If an

 

 

small diameter extension cord.

 

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. Disconect power supply before service.

SKU 68298

For technical questions, please call 1-800-444-3353.

Page 11

Page 11
Image 11
Harbor Freight Tools 68298 manual Troubleshooting, Problem Possible Causes Likely Solutions