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OPERATION
Pruning Procedure
LIMBING AND PRUNING
Pruning is removing branches from a standing tree.
Limbing is removing branches from a felled tree.
LIMBING (Fig. 27)
, Start at base of the felled tree and work toward the top.
• Leave the larger limbs underneath the felled tree to
support the tree as you work.
Remove Small Limbs With One Cut
Figure 27
PRUNING (Fig. 28)
Small branches - smaller than width of guide bar°
Large branches- larger than width of guide bar.
• Remove small limbs with one cut.
• Remove larger, supporting branches with the 1/3 - 2/3
cutting techniques described in the bucking section.
• First - Undercut 1/3 of the way through the limb near
the trunk of the tree.
• Second - Finish with an overcut farther out from the
trunk until the limb falls.
• Third - Cut the remaining stump flush near trunk of
the tree.
Second
Prunim
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Pruning Cut
Figure 28
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Third
Pruning Cut
OPERATING USE/TIPS
• Work slowly, keeping both hands firmly gripped on the
saw. Maintain secure footing and balance.
• Keep a clear work area. Frequently clear branches out
of the way to avoid tripping over them.
• Leave the larger limbs underneath the felled tree to
support the tree as you work.
° Start at the base ofthe felled tree and work toward the
top.
• Keep the tree between you and the chain. Cut from
the side of the tree opposite the branch you are cut-
ting.
° Limit pruning to limbs shoutder height or below.
• Keep out of the way of the falling limb,
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OPERATION-SAFETY
i
LIMBING AND PRUNING SAFETY
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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
OF THE GUIDE BAR WHEN LIMBING OR
PRUNING. ALLOWING SUCH CONTACT
CAN RESULT IN SERIOUS INJURY.
DO NOT CUT IF BRANCHES ARE HIGHER
THAN YOUR SHOULDER. THIS MAY
RESULT IN SERIOUS INJURY.GET A
PROFESSIONAL TO DO THE JOB.
• Watch out for springpoles. Use extreme caution
when cutting small size limbs. Slender material may
catch the saw chain and be whipped toward you or
pull you off balance.
• Be alert for springback. Watch out for branches that
are bent or under pressure as you are cutting to avoid
being struck by the branch or the saw when the ten-
sion in the wood fibers is release.
-15-
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