Chicago Electric 93431 Troubleshooting, Problem Possible Causes Likely Solutions

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.

1.

Excess pressure applied to workpiece.

1. Decrease pressure, allow tool to do the

work.

2.

Power being reduced by long or small

2.

Eliminate use of extension cord. If an

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

Carbon brushes worn or damaged.

Have qualified technician replace brushes.

decreases over time.

Excessive noise or

Internal damage or wear. (Carbon

Have technician service tool.

rattling.

brushes or bearings, for example.)

Overheating.

1.

Forcing tool to work too fast.

1.

Allow tool to work at its own rate.

2.

Blocked motor housing vents.

2.

Wear ANSI-approved safety goggles and

NIOSH-approved dust mask/respirator

while blowing dust out of motor using

compressed air.

3.

Motor being strained by long or small

3.

Eliminate use of extension cord. If an

diameter extension cord.

extension cord is needed, use one with

the proper diameter for its length and load.

See Extension Cords in GROUNDING

section.

Tool does not sand

Disc accessory may be damaged, worn or

Check condition and type of disc accessory.

effectively.

wrong type for the material.

Use only proper type of disc accessory in

good condition.

SKU 93431

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

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