McCulloch M4218 Chainsaw User Manual


 
12
Overcuttingbeginsonthetopsideofthelog
with thesawagainstthelog. When overcut-
ting use light do wnward pressure.
Overcutting
Undercutting
Undercuttinginvolvescuttingontheunder-
sideofthelogwitht opofsawagainstthelog.
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 cann ot be con-
trolled in this position.
Second cut
First cut on pressure side of log
Second cut
First cut onpressure side of log
BUCKING WITHOUT A
SUPPORT
S Overcut through 1/3 of the di ame ter of the
log.
S Roll the log over and finish with a second
overcut.
S Give special attention tologs under strain
to prevent the saw from pinching. Make
the first cut onthepressuresideto relieve
the stress on the log.
BUCKIN G USING A LOG OR
SUPPORT STAND
S Remember your first cut is always on the
pressure side of the log.
S Your first cut should extend
1/3 of the
diameter of the log.
S Finish with your second cut.
2
nd
Cut
Usingalogforsupport
1
st
Cut
2
nd
Cut
1
st
Cut
Using a support stand
2
nd
Cut
1
st
Cut
1
st
Cut
2
nd
Cut
LIMBING AND PRUNING
WARNING: Be alert for an d guard
against kickback. Do not allow the moving
chain tocontactany other branched orobjects
at the nose of the guide bar when limbing or
pruning. Allowing such contact can result in
serious injury .
WARNING:Neverclimbintoatreeto
limb or prune. Do not stand on ladders, plat-
forms,alog,orinanypositionwhichcancause
you to l ose you r ba lance o r controlof thesaw .
IMPORT ANT POINTS
S Watch out for springpoles. U se extreme
cautionwhe ncuttin gsmallsize l imbs. Slen-
dermaterialmay catchthe sawchainandbe
whipped toward you or pull you off balance.
S Be alert for springback. W atch o ut f or
branches that are bent or under pressure.
Avoidbeingstruck by the branchor thesaw
when the tension in the wood fibers is re-
leased.
S Keep a clear work area. Frequently clear
branches out of the way to avoid tripping
over them.
LIMBING
S Alwayslimbatreeafteritiscutdown. Only
then canlimbingbe donesafely andprop-
erly.
S Leave the larger limbs underneath the
felledtree tosupport the treeas youwork.
S Startat baseofthefelledtreeandworkto-
ward the top, cutting branches and limbs.
Remove small limbswith one c ut.
S Keep the tree between yo u and thechain
as much as possible.
S Remove larger, supporting branches with
thecuttingtechniquesdescribedinBUCK-
ING WITHOUT A SUPPORT.
S Always use an overcut to cut small and
freely hanging limbs. Undercutting could
cause l im bs to falland pinch saw.
PRUNING
WARNING: Limit pr uning to limbs
shoulder height or below. Do not cut if
branchesarehigher thanyourshoulder.Get
a professional todo the job.