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Item 60428
SAFET
y
Op
ERA
TION
M
AINTENAN
c
E
SETU
p
Maintenance and Servicing
Read procedures not specifically explained in this manual must
be performed only by a qualified technician.
TO pREVENT SERIOUS INJURy FROM AccIDENTAL OpERATION: Make sure that the power Switch is in the
off-position and unplug the tool from its electrical outlet before performing any procedure in this section.
TO pREVENT SERIOUS INJURy FROM TOOL FAILURE: Do not use damaged equipment.
If abnormal noise or vibration occurs, have the problem corrected before further use.
cleaning, Maintenance, and Lubrication
1.
BEFORE EAcH USE,
inspect the general
condition of the tool. Check for:
• loose hardware
• misalignment or binding of moving parts
• damaged cord/electrical wiring
• cracked or broken parts
• any other condition that may
affect its safe operation.
2.
AFTER USE,
wipe external surfaces
of the tool with clean cloth.
3. If performance decreases, have the
unit serviced and Carbon Brushes
replaced by a qualified technician.
4.
WARNING! If the supply cord of this
power tool is damaged, it must be replaced
only by a qualified service technician.
Troubleshooting
problem
possible causes
Likely Solutions
Tool will not start.
1. Cord not connected.
2. No power at outlet.
3. Tool’s thermal reset breaker
tripped (if equipped).
4. Internal damage or wear.
(Carbon brushes or
Switch, for example.)
1. Check that cord is plugged in.
2. Check power at outlet. If outlet is unpowered,
turn off tool and check circuit breaker.
If breaker is tripped, make sure circuit is right
capacity for tool and circuit has no other loads.
3. Turn off tool and allow to cool.
Press reset button on tool.
4. Have technician service tool.
Tool operates slowly. 1. Forcing tool to work too fast.
2. Extension cord too long or cord
diameter too small.
1. Allow tool to work at its own rate.
2. Eliminate use of extension cord. If an extension
cord is needed, use one with the proper diameter
for its length and load. See
Extension Cords
in
Grounding
section on page 5.
Performance
decreases over time.
1. Carbon brushes worn
or damaged.
2. Attachment dull or damaged.
1. Have qualified technician replace brushes.
2. Keep cutting accessories sharp. Replace as needed.
Excessive noise
or rattling.
Internal damage or wear. (Carbon
brushes or bearings, for example.)
Have technician service tool.
Overheating.
1. Forcing tool to work too fast.
2. Attachment dull or damaged.
3. Blocked motor housing vents.
4. Motor being strained by long or
small diameter extension cord.
1. Allow tool to work at its own rate.
2. Keep cutting accessories sharp. Replace as needed.
3. Wear ANSI-approved safety goggles and
NIOSH-approved dust mask/respirator while
blowing dust out of motor using compressed air.
4. Eliminate use of extension cord. If an extension
cord is needed, use one with the proper diameter
for its length and load. See
Extension Cords
in
Grounding
section on page 5.
Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect power supply before service.
Содержание 60428
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