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-E CLUTCH DRUM AND SPROCKET
• I
_WARNING
Do not start engine without Guide Bar,Chain, and Bar
ClampHousing completely assembled. The clutchcan
come off without the guide bar and chain completely
assembled and serious injurycan result.Do not loosen
and spinthe clutch offthe crsp_haft with a powertool
Theclutch shoes and drum can separate causing the
clutchtoviolentlyfly apart and sedous injury can
result.
• Take the saw to your Sears Service Center for
full clutch inspection and service after each
100 hours of operation, itis recommended that
you do not trytoservice theclutch ordrum/sproc-
ket yourself unless you are a competent small..
engine mechanic and have theproper clutch ser-
vice tools. Proper disassembly and repair of the
clutch is extremely important to the life of the
engine and the safety of the operator.
• Clutch maintenance is required when:
--the chain0continues to turn while engine
idles after the idle speed screw has been
adjusted to its capacity.
--slippage occurs dudng a cuL
--a chattedng noise occurs dudng cutting.
i
• Clean the clutch, drum/sprocket and sur-
rounding area daily during heavy use of the
saw. Check to see that the clutch drum turns
freely aridsmoothly.
• Inspect the drum/sprocket regutarly for wear.
Awornsprocketwillmake thechain run erratically
and willshorten the lifeof the bar and chain. Fig-
ure 53.
Replace the drum/sprocket whenever a new
chain is installed in orderto gainthe fulllifeex-
pectancy of the chain. Use the following proce-
dure:
CHAIN WEAR ON DRIVE SPROCKET
e
F. AIR FILTER
(Model358.3560911
Figure_3
• A dirty air filter:.
--reduces cutting power
--increases fuel consumption
• Clean the Air Filter,
--frequently, especially under very dusty
conditions.
--always after 10 tanks of fuel mixture or 5
hours of operation whichever is less.
fCAUTION:I Never operate the unit without th(
air filter in placeto avoid engine damage,
Items Required: soft bristled brush, such as
• paint brush.
1. Clean off the .carburetor cover and the are_
around it.
2. Close choke to prevent dirt from entering th_
carburetor,
3. Remove t_e carburetor cover. Figure 54.
4. Remove the air filter carefully.
5. Soak the _lter in soap and water.
ICAUTION:J Do not use gasoline or other flam
•:-__. bleliquid to clean the filter to a_toidcreating a
hazard.
H,ii iHi
G. STORAGE
22
Figure54
__ IIIII iiiii..........
6. Brush away al! dust and debris from the filter
7. Allow filter to dry.
8. Brush away all debris from surfaces whict
were covered by the carburetor cover.
9, Replace filter and carburetor cover.
, , u,,,
i i i H. ..,...I
ICAUTIONilWear protective gloves when h
dling the chain. The chain is sharp and can
you even when it is not moving.
4. Remove,clean, and dry the bar and chain.
5. Store the chain in a container filled with oilto _:
vent rust.
6. Apply a coating of oil to the entire surface of the
and wrap it in heavy paper, cloth or plastic.
7. Clean the Outsidesurfaces of the engine.
8. Store the saw in a dry place, out of the react
chiidren, and awayfromwherefuel vapors can re;
open flames from hotwater heater,electric motor
switches, furnaces, etc.
When your saw is to be stored for over 30 days,
always:
1. Drainfueltank inasafe manner..S_e "FuelingYour
Engine-- Fuel Safety"
2. Start engine and allow to run at i(_lespeed until the
engine stops.
NOTE: This wit! remove most of the fuel from the
fuel _%_'tem.
& Drain oil tank.
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