Oregon CS250 - Page 22

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OREGON® PowerNow™ 40V MAX CHAINSAW
MODEL CS250 OPERATOR’S MANUAL
F/N 547361 RevAD
© 2011 Blount, Inc.
OPERATING THE SAW
FOLLOW THESE SIMPLE DIRECTIONS
FOR EASY CUTTING:
Whenthelogissupportedalongits
entirelength,itiscutfromthetop
(overbuck)(Fig.18).
LOG IS SUPPORTED
ALONG ITS ENTIRE LENGTH
CUT FROM TOP (OVERBUCK)
AVOID CUTTING EARTH
Fig. 18
Whenthelogissupportedononeend,
cut1/3thediameterfromtheunderside
(underbuck).Thenmakethenished
cutbyoverbuckingtomeettherstcut
(Fig.19).
LOG IS SUPPORTED ONE END
1ST CUT UNDERBUCK (1/3 DIAMETER)
TO AVOID SPLINTERING
2ND CUT OVERBUCK (2/3 DIAMETER)
TO MEET 1ST CUT (TO AVOID PINCHING)
Fig. 19
Whenthelogissupportedonboth
ends,cut1/3ofthatdiameterfromthe
topoverbuck.Thenmakethenished
cut by underbucking the lower 2/3 to
meettherstcut(Fig.20).
BUCKING A LOG
1ST CUT OVERBUCK (1/3 DIAMETER)
TO AVOID SPLINTERING
2ND CUT UNDERBUCK (2/3 DIAMETER) TO
MEET 1ST CUT (TO AVOID PINCHING)
Fig. 20
Whenbuckingonaslopealwaysstand
ontheuphillsideofthelog(Fig.21).
BUCKING ON A SLOPE
STAND ON UPHILL SIDE
WHEN CUTTING BECAUSE
LOG MAY ROLL
Fig. 21
Tomaintaincompletecontrolwhen
cutting through, release the cutting
pressureneartheendofthecutwithout
relaxingthegriponthechainsaw
handles. Don’t let the chain contact the
ground.Aftercompletingthecut,wait
forthesawchaintostopbeforeyou
movethechainsaw.Alwaysstopthe
motorbeforemovingfromtreetotree.