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TROUBLE SHOOTING -= MOTOR {Continued)
TROUBLE
Motor overheats.
Starting switch in
motor will not
operate.
PROBABLE CAUSE
1. Motor overloaded.
2. Improper cooling. (Air
circulation restricted
through motor due to
sawdust.
I. Burned switch contacts
(due to extended hold-in
periods caused by low
line voltage, etc.)
2. Saw not in upright
position.
3. Loose or broken
connectors.
Motor stalls 1.
(resulting in blown
fuses or tripped
circuit breakers).
Frequent opening of
fuses or circuit
breakers.
Starting relay not
operating.
2. Voltage too low to permit
motor to reach operating
speed.
3. Fuses or circuit breakers
do not have sufficlent
capacity,
1. Motor overloaded.
2. Fuses or circuit breakers
do not have sufficient
capacity.
3. Starting switch not
operating (motor does
not reach speed).
1.
2.
REMEDY
Feed work slower into blaq
Clean out sawdust to prov
circulation through motor.
See "Maintenance and Lul
section.
normal air
cation"
1. Have switch replaced and r _uest a voltage
check from the power con pany.
2. Place saw in upright positi )n.
3. Have wiring checked and repaired.
1. Have relay replaced.
2, Request voltage check fro the power
company.
3. install proper size fuses or circuit breakers.
1. Feed work slower into blade.
2. Install proper size fuses or circuit breakers.
3. Have relay replaced.
35
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