Troubleshooting - Palmgren PALM9683295 Operating Manual & Parts List

9683295_oipm_En012_9645931.01-0620 __ 07-02-2020
Palmgren Operating Manual & Parts List
SYMPTOM
Motor will not start; fuses or circuit
breakers blow
Motor fails to develop full power (power
output of motor decreases rapidly) with
decreased voltage at motor terminals
Motor overheats
Motor stalls (resulting in blown fuses or
tripped circuit breakers)
Frequent opening of fuses or circuit
breakers
Motor problems in general
Motor running too hot
.

TROUBLESHOOTING

POSSIBLE CAUSE(S)
1. Short circuit in line cord or plug
2. Short circuit in motor or loose
connection
3. Incorrect fuses or circuit breakers in
power line
4. Motor overloaded
5. Bandwheel door covers are open
1. Power Line overloaded
2. Undersized wires or cords too long
3. General overloading at power
company's facilities
1. Motor overloaded
2. Air circulation around motor is
restricted
1. Short circuit in motor; connections
loose; or shorted terminals; or worn
insulation on lead wires
2. Low voltage line conditions
3. Incorrect fuses or circuit breakers in
power line
4. Motor overloaded
1. Motor overloaded
2. Incorrect fuses or circuit breakers
Various causes
1. Blade tension too high
2. Blade too coarse for work (especially
when cutting pipes)
3. Blade too fine for work (heavier, soft
materials)
4. Gears need lubrication
NOTES
10
. .
CORRECTIVE ACTION
1. Inspect line cord or plug for damaged
insulation and shorted wires. Replace
damaged wires and/or components.
2. Inspect all lead terminals on motor for loose
or worn insulation on wires. Tighten any
loose connections. Replace or repair motor.
3. Install correct fuses or circuit breakers
4. Reduce load on motor
5. The bandwheel doors must be completely
closed and latched
1. Reduce the load on the power line
2. Increase the wire sizes or reduce the length
of cords
3. Request a voltage check from the power
company
1. Reduce load on motor
2. Clean motor to provide normal air circulation
around motor
1. Inspect all lead terminals on motor for loose
or worn insulation on wires. Tighten any
loose connections. Replace or repair motor.
2. Correct low voltage line conditions
3. Install correct fuses or circuit breakers
4. Reduce load on motor
1. Reduce load on motor
2. Install correct fuses or circuit breakers
To troubleshoot and service the motor consult a
qualified technician
1. Reduce tension on the blade
2. Change the type of blade. See OPERATION
BLADE SELECTION GUIDELINES page 9.
3. Change the type of blade. See OPERATION
BLADE SELECTION GUIDELINES page 9.
4. Check oil bath and add lubrication as needed
.
9683295