Power Fist 8703159 Manuel D'utilisateur page 12

8703159
Problem(s) Possible Cause(s)
Motor is 1. Broken or
overheating
2. Hot power lead
3. Motor overloads
4. Worn or poorly
5. Inadequate
12
1-1/2 HP Totally Enclosed Air Over Electric Motor
disconnected
ground.
is connecting to
the motor frame.
during
operation.
lubricated
bearings.
ventilation
reaching the
motor.
Suggested Solution(s)
1. Reconnect or replace the ground wire and
test for proper ground.
2. Have a qualified technician inspect the
motor and repair/replace the defective
wiring.
3. A moving part of the motor may be binding.
Inspect the motor to see if any parts are
touching. Check to see the motor's shaft is
straight.
a. Run the motor under normal load and
check the amount of current it is
drawing.
b. Disconnect the motor from its load and
check the current drawn while running
under no-load.
c. If the current draw is excessive under
load, but normal when there is no-load,
Inspect the load to determine the
problem.
d. If the no-load current is above the listed
rating, have the motor serviced or
replaced by a qualified technician.
4. Damaged or poorly lubricated bearing can be
heard. This may be a result of wear,
inadequate oil reaching the bearings or the
motor overheating. Contact Princess Auto
Ltd. for a solution.
5. Clean/clear all ventilation openings. Use dry
compressed air if blowing debris out of the
ventilation openings.
For technical questions call 1-800-665-8685
V4.0