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Troubleshooting, Safety opera tion maintenance setup – Chicago Electric 1/2" vaRiaBle SPeeD ReveRSiBle HEAVY DUTY DRILL 69452 User Manual

Page 12

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Page 12

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

Item 69452

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

cord diameter too small.

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 on page 6.

Performance

decreases over time.

1. Bit 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. Bit misaligned.
3. Bit 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 bit 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 on page 6.

Follow all safety precautions whenever diagnosing or servicing the tool. Disconnect power

supply before service.

SAFETY

OPERA

TION

MAINTENANCE

SETUP