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16
Symptom Possible Cause Correction *
Motor slows. Motor overloaded. Reduce load to motor; do not press so
hard.
Low line voltage. Check power line for proper voltage.
Loose connections. Inspect connections.
Frequent fuse or circuit
breaker failure.
Motor overload. Reduce load to motor; do not press so
hard.
Electrical circuit overload; too many
electrical machines running on same
circuit.
Turn off other machines and try again.
Incorrect fuse or circuit breaker Have electrician upgrade service to outlet.
Excessive vibration. Wheel(s) out of balance; wobbling or
not rotating concentric to arbor.
Dress wheel or replace it. Adjust wobble
by rotating flange as needed.
Improper mounting. Secure grinder firmly to bench or stand.
* WARNING: Some corrections may required a qualified electrician.
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