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Craftsman 21154-3 Owner's Manual page 16

6-in variable speed bench grinder

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Turn the power
switch
"OFF"
and unplug
the power
cord
from its power
source
prior to any maintenance.
LUBRICATION
The Bench Grinder has sealed lubricated bearings in
the motor housing that do not require any additional
lubrication from the operator.
CLEANING
With the Bench Grinder unplugged, rotate the abrasive
wheels slowly and inspect for any damage or trapped
shavings.
CAUTION: REPLACE the abrasive wheels if there is
any damage at all. FAILURE to replace a damaged
wheel can cause serious injury to the operator.
CAUTION: DO NOT USE FLAMMABLE
MATERIALS
to clean the Bench Grinder. A clean dry rag or brush is
all that is needed to remove dust and debris buildup.
Repairs
to the Bench
Grinder
should
be performed
by
trained
personnel
only. Contact
your
nearest
Sears
Service
Center
for authorized
service.
Unauthorized
repairs
or replacement
with non-factory
parts could cause
serious
injury to the operator
and
damage
to the Bench Grinder.
TO PREVENT INJURY TO YOURSELF or damage to the Bench Grinder, turn the switch to the "OFF" position and
unplug the power cord from the electrical receptacle before making any adjustments.
For technical
support - please call 1-855-758-0015
Monday - Friday 7:00am to 5:00pm CST
PROBLEM
Motor does
not run
Motor does not
have full power
Motor runs hot
Motor stalls or
runs slow
Fuse blows or
circuit
breaker
trips
LIKELY CAUSE(S)
SOLUTION
1. Machine not plugged in
2. Power switch in "OFF" position
I 3. Power cord is faulty
i 4. Fuse or circuit breaker are open
5. Damaged motor
6. Fuse on circuit board blown
1. Incorrect line voltage
i2. Damaged motor
1,
12.
Motor is overloaded
1.
Poor air circulation
around motor
2.
1. Plug power cord into electrical receptacle
2. Lift switch to "ON" position
3. Return to Sears Service Center
4. Overloaded
electrical circuit
5. Return to Sears Service Center
6. Replace fuse
1. Have a qualified electrician check line for proper voltage
2. Return to Sears Service Center
Reduce pressure on workpiece
Remove any blockage around motor
1. Motor is overloaded
i 2. Incorrect line voltage
3. Capacitor has failed
1. Motor overloaded
12. Overloaded
electrical circuit
i 3. Wrong fuse or circuit breaker
4. Undersized or excessive length of
extension cord, see manual
i 5. Grinding wheels are blocked
1. Reduce pressure on workpiece
2. Have a qualified electrician
check line for proper voltage
3. Return to Sears Service Center
1. Reduce pressure on workpiece
2. Reduce the amount of items on circuit
3. Replace with correct fuse or circuit breaker
4. Use correct size
5. Unplug machine and remove obstruction
16

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