16
5 Troubleshooting Guide
Symptom Possible Cause Countermeasure
• Motor fails to Armature Assy Or humming
noise is head
1. Motor(Armature Assy. Field Assy) defec-
tive.
2. Wiring connection improper
3. Switch defective
4. Cord U broken
5. The current breaking function of switch
is on
6. Motor short-circuitted
7. Wear of Brush Assy
1. Replace Motor
(Armature Assy, Field Ass'y)
2. Correct it
3. Replace Switch
4. Replace Cord U
5. Push “OFF” and then “ON” of Switch
6. Replace Motor
(Armature Assy, Field assy)
7. Replace the two Brush Assy at the same
time
• Cutter Assy fails to rotate 1. Cutter Assy shaft seizes up
2. Wear of Connector
1. Replace Cutter Assy and Cup Base Assy
2. Replace Connector(Upper or lower)
• Noises and vibrations are observed 1. Fastened conditions of screws improper
2. Cutter Assy deformed
3. Motor Shaft eccentric
4. Assembly of Juice Cup improper or fas-
tened conditions of Cup Base Assy to
Juice cup improper.
1. Fasten tightly
2. Replace Cutter Assy
3. Replace armature Assy
4. Reassemble properly
• Juice or other material leaks 1. Juice cup cracked
2. Packing improperly fixed
3. Packing damaged
4. Juice cup and Cup Base Assy insuffi-
ciently fastened
1. Replace Juice cup
2. Properly fix Packing
3. Replace Packing
4. Fasten them firmly
• Current Breaking Function of Switch Assy
fails and cause motor burning
Breaker of Switch Assy short-circuited Replace both Motor(Armature Ass'y and Field
Assy) and Switch Ass'y
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