Panasonic MK-G1800PWTQ, Service Manual

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4 TROUBLESHOOTING GUIDE
4.1 SYMPTOM : A.C. motor interrupted when feeding
meat (overloaded).
Causes Remedy
Too hard meat being fed. Take out the hard meat.
Too much meat being fed at once Reduce the meat feed rate.
Used for too long continuously.
Follow the specified operating time.
Circuit breaker activated. Switch off and on again to reset the breaker.
4.2 SYMPTOM : Switch turned on, but A.C. motor
failure to start.
Causes Remedy
Power cord broken. Replace the power cord.
Lead wire terminal in poor contact. Repair or replace the lead wire terminal.
Switch in poor contact.
Replace the switch.
Carbon brush worn out. Replace the carbon brush.
A.C. motor coil broken. Replace the A.C. motor.
4.3 SYMPTOM : A.C. motor running, but feed screw
failure to turn.
Causes Remedy
Gears worn out. Replace the gears.
Gears damaged. Replace the gears.
Feed screw worn out. Replace the feed screw.
Feed screw damaged. Replace the feed screw.
4.4 SYMPTOM : A.C. motor running too noisy and meat
grinding too slow.
Causes Remedy
Carbon brush worn out. Replace the carbon brush.
Gears worn out or damaged. Replace the gears.
Cutting blade or cutting plate worn out. Replace the cutting blade or cutting plate.
4.5 SYMPTOM : A.C. motor running noise unusual.
Causes Remedy