Loading ...
Loading ...
Loading ...
OPERATION
PRUNING AND LIMBING
Pruning isremovingbranchesfrom a standingtree.
Umblngis removingbranchesfrom a felled tree.
LIMBING (Fig. 17)
• Start at baseofthe felledtreeand work toward thetop.
• Leavethelarger nmbsunderneaththe felledtree tosup-
portthetree as youwork.
Figure 17
PRUNING (Fig. 18 )
Small branches- smallerthenwidthof guidebar.
Largebranches- largerthanwidthof guidebar.
• Remove small limbswithone cut.
• Remove larger,supportingbranches with the 1/3 - 2/3
cuttingtechniquesdescribedin the buckingsection.
Pruning Proeeclure
Rret- Undercut1/3 ofthewaythrough thelimbnear
the trunkofthe tree.
Second - Finishwithan overcutfartheroutfromthe
trunk untilthe limbfails.
Third - Cutthe remainingstump flush near trunkof
the tree.
Second
Pruning CUt /
i"il
ql First
Figure18
OPERATING USE/TIPS
Work slowly, keeping bothhandsfirmlygrippedon the
saw. Maintainsecure footingand balance.
• Keepa clear workarea. Frequentlyclearbranchesoutof
theway toavoidtrippingover them.
• Leave thelargerlimbsunderneaththefelledtreetosup-
port the tree as you work.
• Start at the base ofthe felledtree and work towardthe
top.
• Keep the tree between youand the chain. Cutfrom the
side of the tree oppositethebranch you are cutting.
• Umit pruningto limbsshoulderheightor below.
• Keep out of the way ofthe falling limb.
OPERATION-SAFETY
PRUNING AND LIMBING SAFETY
WARNING
NEVER CLIMB INTO A TREE TO LIMB OR
PRUNE UNLESS SPECIFICALLY TRAINED
TO DO SO. DO NOT STAND ON LADDERS,
PLATFORMS, A LOG, OR IN ANY POSITION
WHICH CAN CAUSE YOU TO LOSE YOUR
BALANCE OR CONTROL OF THE SAW.
BE ALERT FOR AND GUARD AGAINST
KICKBACK. DO NOT ALLOW THE MOVING
CHAIN TO CONTACT ANY OTHER
BRANCHES OR OBJECTS AT THE NOSE
OFTHE GUIDE BAR WHEN LIMBING OR
PRUNING. ALLOWING SUCH CONTACT
CAN RESULT IN SERIOUS INJURY.
DO NOT CUT IF BRANCHES ARE HIGHER
THAN YOUR SHOULDER. GET A PROFES-
SIONAL TO DO THE JOB. THIS MAY RE-
SULT IN SERIOUS INJURY.
• Watch out for sprlngpoles. Use extreme caution
when cutting small size limbs. Slender materialmay
catchthe saw chainand bewhippedtowardyou orpull
you off balance.
• Be alert for sprlngback. Watch outfor branchesthat
are bent or under pressure as you ere cuffingto avoid
being struckbythe branchor the sawwhen the tension
inthe wood fibersis released.
-15-
Loading ...
Loading ...
Loading ...