Troubleshooting; Motor (Tefc) - Jet JWBS-20 Owner's Manual

Trouble
Saw stops or will not start
Does not make accurate 45 or
90 cuts
Blade wanders during cut
Saw makes unsatisfactory
cuts
Blade does not come up to
speed
Saw vibrates excessively

Troubleshooting

Possible Cause
1. Overload tripped
2. Saw unplugged
3. Fuse blown or circuit breaker
tripped
4. Cord damaged
1. Stop not adjusted correctly
2. Angle pointer not set
accurately
3. Miter gauge out of
adjustment
1. Fence not aligned with blade
2. Warped wood
3. Excessive feed rate
4. Incorrect blade for cut
1. Dull blade
2. Blade mounted wrong
3. Gum or pitch on blade
4. Incorrect blade for cut
5. Gum or pitch on table
1. Extension cord too light or to
long
2. Low shop voltage
1. Base on uneven floor
2. Bad V-belt
3. Bent pulley
4. Improper motor mounting
5. Loose hardware
15
Solution
1. Allow motor to cool and reset
by pushing off switch
2. Check plug connections
3. Replace fuse or reset circuit
breaker
4. Replace cord
1. Check blade with square and
adjust stop
2. Check blade with square and
adjust pointer
3. Adjust miter gauge
1. Check and adjust fence
2. Select another piece of wood
3. Reduce feed rate
4. Change blade to correct type
1. Replace blade
2. Teeth should point down
3. Remove blade and clean
4. Change blade to correct type
5. Clean table
1. Replace with adequate size
cord
2. Contact your local electric
company
1. Reposition on flat, level
surface
2. Replace V-belt
3. Replace pulley
4. Check and adjust motor
5. Tighten hardware