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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:
Whenthelogissupportedalongits
entirelength,itiscutfromthetop
(overbuck)(Fig.18).
LOG IS SUPPORTED
ALONG ITS ENTIRE LENGTH
CUT FROM TOP (OVERBUCK)
AVOID CUTTING EARTH
Fig. 18
Whenthelogissupportedononeend,
cut1/3thediameterfromtheunderside
(underbuck).Thenmakethenished
cutbyoverbuckingtomeettherstcut
(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
Whenthelogissupportedonboth
ends,cut1/3ofthatdiameterfromthe
topoverbuck.Thenmakethenished
cut by underbucking the lower 2/3 to
meettherstcut(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
Whenbuckingonaslopealwaysstand
ontheuphillsideofthelog(Fig.21).
BUCKING ON A SLOPE
STAND ON UPHILL SIDE
WHEN CUTTING BECAUSE
LOG MAY ROLL
Fig. 21
Tomaintaincompletecontrolwhen
cutting through, release the cutting
pressureneartheendofthecutwithout
relaxingthegriponthechainsaw
handles. Don’t let the chain contact the
ground.Aftercompletingthecut,wait
forthesawchaintostopbeforeyou
movethechainsaw.Alwaysstopthe
motorbeforemovingfromtreetotree.