-31-
SYMPTOM
Motor will not start and fuses or
breakers blow.
Motor will not start.
Motor overheats.
Motor stalls, resulting in blown
fuses or tripped breaker.
Loud, repetitious noise coming
from jointer.
Jointer slows when operating.
Jointer cuts loud, overheats or
bogs down in cut.
Gouge in the workpiece that is
uneven with rest of cut (snipe).
POSSIBLE REASON
1. Short circuit in line cord or plug.
2. Short circuit in motor or loose con-
nections.
3. Incorrect fuses or circuit breakers in
power line.
1. Voltage too low.
2. Open circuit in motor or loose con-
nections.
1. Motor overloaded.
2. Restricted air circulation through
motor.
1. Short circuit in motor or loose con-
nections.
2. Voltage too low.
3. Incorrect fuses or circuit breakers in
power line.
4. Motor overloaded.
1. Pulley setscrews or keys are missing
or loose.
2. Motor fan is hitting the cover.
3. V-belt is defective.
1. Too fast of a feed rate.
2. Too deep of cut.
1. Too deep of cut.
2. Blades are dull.
1. End of workpiece is being pressed on
as it passes over the cutterhead.
2. Knives are not set at the correct
height.
HOW TO REMEDY
1. Inspect cord or plug for damaged insulation and shorted
wires.
2. Inspect all connections on motor for loose or shorted ter-
minals or worn insulation.
3. Replace with correct fuses or circuit breakers.
1. Call an electrician to correct power line voltage.
2. Inspect all lead connections on motor for loose or open
connections.
1. Reduce load on motor.
2. Clean out motor to provide proper circulation.
1. Inspect connections on motor for loose or shorted termi-
nals or worn insulation.
2. Call an electrician to correct power line voltage.
3. Replace with correct fuses or circuit breakers.
4. Reduce load placed on motor.
1. Replace or tighten setscrews or keys if necessary.
2. Tighten fan or shim motor cover.
3. Replace V-belt. See page 28.
1. Feed workpiece at a slower rate.
2. Decrease depth of cut.
1. Decrease depth of cut.
2. Replace blades.
1. Maintain even pressure on the workpiece though the
entire jointing operation.
2. Re-adjust the blade height.
Troubleshooting