Troubleshooting – Harbor Freight Tools CHICAGO ELECTRIC 67255 User Manual

Page 21

Advertising
background image

Page 21

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

SKU 67255

troubleshooting

problem

possible causes

likely solutions

Tool will not start.

Cord not connected.

1.

No power at outlet.

2.

Tool’s thermal reset breaker

3.

tripped (if equipped).
Internal damage or wear.

4.

(Carbon brushes or switch, for

example.)

Check that cord is plugged in.

1.

Check power at outlet. If outlet is

2.

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.
Turn off tool and allow to cool completely.

3.

Restart motor.
Have technician service tool.

4.

Tool operates slowly. Power being reduced by long or

small diameter extension cord.

Use an extension cord with the proper

wire gauge for its length and load. See

Extension Cords in GROUNDING section

(page 8).

Performance

decreases over time.

Accessory dull or damaged.

1.

Carbon brushes worn or

2.

damaged.

Keep cutting accessories sharp.

1.

Replace as needed.
Have qualified technician replace

2.

brushes.

Excessive noise or

rattling.

Internal damage or wear. (Carbon

brushes or bearings, for example.)

Have a technician service the tool.

Overheating.

Forcing tool to work too fast.

1.

Accessory dull or damaged.

2.

Blocked motor housing vents.

3.

Motor being strained by long or

4.

small diameter extension cord.

Allow tool to work at its own pace.

1.

Keep cutting accessories sharp.

2.

Replace as needed.
Wear ANSI-approved safety goggles and

3.

NIOSH-approved dust mask/respirator

while blowing dust out of motor using

compressed air.
Use an extension cord with the proper

4.

wire gauge for its length and load. See

Extension Cords in GROUNDING section

(page 8).

Follow all safety precautions whenever diagnosing or servicing the

tool. disconnect power supply before service.

Advertising