Craftsman 172.341201 Operator's Manual page 15

15 amp motor electric chain saw
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OPERATION cont.
GENERAL CUTTING cont.
BUCKING A LOG cont.
When the log is supported on both
ends, as illustrated, cut 1/3 the
diameter from the top overbuck.
1
Then make the finished cut by
underbucking the lower 2/3 to meet
the first cut. (See Fig. 21)
2/3
When bucking on a slope always
stand on the uphill side of the log,
as illustrated.
When "cutting through", to maintain
complete control release the cutting
pressure near the end of the cut
without relaxing your grip on
the chain saw handles.
Don't let the chain contact
the ground.
After completing the cut, wait for
the saw chain to stop before you
move the chain saw.
Always stop the motor before
moving from tree to tree.
(See Fig. 22)
28
MAINTENANCE
GENERAL MAINTENANCE
WARNING:
Before performing any work on the Chain Saw, disconnect the
!
Chain Saw's power plug from the extension cord and power source.
Fig. 21
NOTE: To ensure long and reliable service, carry out the following maintenance
2
regularly and before each use:
1/3
Regularly check for obvious defects such as loose, dislodged or damaged chain and
guide bar, loose fixings and worn or damaged components. Inspect the switch and cord
for damage. Check that covers and guards are undamaged and correctly fitted.
WARNING:
DO NOT use the Chain Saw if it has any broken parts.
!
ALWAYS have damaged, missing, worn or broken parts replaced before using.
NOTE: WHEN SERVICING a tool, use only identical replacement parts.
Use of unauthorized parts or failure to follow maintenance instructions may create
a risk of electric shock or injury.
Carry out necessary maintenance or repairs before using the chain saw. If the chain saw
should happen to fail despite the care taken in manufacturing and testing, repair should be
carried out by an authorized, qualified service dealer or repair center.
Before returning, ensure all oil in the oil tank has been emptied.
Fig. 22
Replacing /Changing Chain And Guide Bar
Fit the chain and guide bar as described in "Assembly and Tensioning Chain",
(See pages 16 and 17). The circular groove of the guide bar will wear particularly on the
lower edge with time. When replacing the chain turn the chain bar 180° to allow even wear,
thus extending chain bar life.
Check Drive Sprocket. If it is worn out or damaged due to strain,
have it exchanged by an authorized service dealer.
If The Chain Bar Is Worn Out Or Damaged,
take the chain tensioning catch off the bar by loosing
the screw counter-clockwise. Then fit the tensioning
catch into the new bar by tightening the screw clockwise.
The catch protrude (1) must be fitted into the bar hole.
(See Fig. 23)
Sharpening Chain. Have your chain sharpened
professionally at your approved service dealer or
repair center or sharpen the chain yourself using
the sharpening kit. Follow the sharpening instructions
supplied with the sharpening kit.
1
Fig. 23
29

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