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General Maintenance - Craftsman 320.28191 Product Manual

5-1/2-in. circular saw
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,_k WARNING:
To ensure safety and reliability, all repairs should be performed by
a qualified service technician at a Sears Service Center.
_k WARNING:
To avoid serious personal injury, always disconnect the saw from
the power source when cleaning or performing any maintenance.
Power tools that are used to work on fiber-glass
boats and sports cars, walt-
board, spackling compounds,
or plaster are subject to accelerated
wear and
possible premature failure. The chips and grindings from these materials are
highly abrasive to electrical tool parts, such as bearings, brushes, commutators,
etc. Consequently,
it is not recommended
that this tool be used for extended
work on any fiberglass material, wallboard, spackling compound,
or plaster. Dur-
ing any use on these materials, it is extremely important that the tool is cleaned
frequently
by blowing with an air jet.
WARNING:
Always wear safety goggles or safety glasses with side shields
during power tool operation or when blowing dust, If operation is dusty, also wear a
dust mask°
GENERAL
MAINTENANCE
WARNING:
Do not at any time let brake fluids, gasoline, petroleum-based
products, penetrating oils, etc. come in contact with plastic parts. Chemicals can
damage, weaken or destroy plastic, which may result in serious personal injury.
Periodic maintenance allows for long life and trouble-free operation. A cleaning, lu-
brication, and maintenance schedule should be maintained. As a common preven-
tive maintenance practice, follow these recommended
steps:
G
9
O
O
O
When work has been completed,
clean the tool to allow smooth functioning
of the tool over time.
Use clean, damp cloths to wipe the tool.
Check the state of all electrical cables°
Keep the motor's
air openings
free from oil, grease, and sawdust
or woodchips.
Store the tool
in a dry placer
Be certain
that al! exposed,
moving
parts are welt lubricated,
particularly
after
lengthy
exposure
to damp
and/or
dirty conditions.
Avoid
using
solvents
when
cleaning
plastic
parts.
Most
plastics
are susceptible
to damage
from commercial
solvents
and may be damaged
by their use. Use
clean
cloths
to remove
dirt, dust,
oil, grease,
etco
LUBRICATION
All of the bearings
in this tool are lubricated
with a sufficient
amount
of high-
grade lubricant
for the life of the tool under normal operating
conditions.
Therefore,
no further lubrTcation
is required.
28191 ManuaLRevised_07©202
Page 24

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