White-Westinghouse 330 Chainsaw User Manual


 
11
S
Do not cut in an area where logs, limbs,
and roots are tangled. Drag the logs into a
clear area before cutting by pulling out ex-
posed and cleared logs first.
TYPES OF CUTTING USED FOR
BUCKING
WARNING:
If sawbecomes pinched
or hung in a log, don’t try to force it out. You
can lose control of the saw resulting in injury
and/or damage to the saw. Stop the saw,
drive a wedge of plastic or wood into the cut
until the saw can be removed easily. Restart
the saw and carefully reenter the cut. Do not
attempt torestart yoursaw whenit ispinched
or hung in a log.
Turn saw
OFF
and use a plastic or
wooden wedge to force cut open.
Use a wedge to remove pinched saw
Overcutting
begins on thetop sideof the log
with the saw against the log. When overcut-
ting use light downward pressure.
Overcutting Undercutting
Undercutting
involves cutting on the under-
side of the log with topof saw against thelog.
When undercutting use light upward pres-
sure. Hold saw firmly and maintain control.
The saw will tend to push back toward you.
WARNING:
Never turn saw upside
down to undercut. The saw cannot be con-
trolled in this position.
Always make your first cut on the compres-
sion side of the log. Thecompression sideof
the log is where the pressure of the log’s
weight is concentrated.
Second cut
First cut on compression side of log
First cut on compression side of log
Second cut
BUCKING WITHOUT A
SUPPORT
S
Overcut through 1/3 of the diameter of log.
S
Roll log over; finish with a second overcut.
S
Watch for sawswith acompression side to
prevent the saw from pinching. See il-
lustration for cutting logs with a compres-
sion side.
BUCKING USING A LOG OR SUP-
PORT STAND
S
Remember your first cut is always on the
compression side of the log.
S
Your first cut should extend
1/3
of the
diameter of the log.
S
Finish with your second cut.
1
st
Cut
2
nd
Cut
Usingalogforsupport
2
nd
Cut
1
st
Cut
1
st
Cut
2
nd
Cut
Using a support stand
2
nd
Cut
1
s
t
Cut
LIMBING AND PRUNING
WARNING:
Be alert for and guard
against kickback. Do not allow the moving
chain to contact any other branches or ob-
jects at the nose of the guide bar when limb-
ing orpruning. Allowing suchcontact canre-
sult in serious injury.
WARNING:
Neverclimbintoatreeto
limb or prune. Do not stand on ladders, plat-
forms,a log,orinany positionwhich cancause
you to lose your balance or control of the saw.
IMPORTANT POINTS
S
Work slowly, keeping both hands firmly
gripped on saw. Maintain secure footing
and balance.