Limbing; When Cutting Small Logs; Lying Or Standing Logs Under Tension; Heartwood Cut - Stihl MS 211 C Safety Manual

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Use a low kickback chain and
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exercise particular caution
1. Begin cut by applying the lower
portion of the guide bar nose – do
not use upper portion because of –
risk of kickback. Cut until depth of
kerf is twice the width of the guide
bar.
2. Swing saw slowly into plunge-
cutting position – take care because
of the risk of kickback or pushback.
3. Make the plunge cut very carefully.
Danger of pushback.

Heartwood cut

If tree diameter is more than twice
–
the length of the guide bar.
If a large portion of heartwood
–
remains uncut on large diameter
trees.
Chain Saw Safety Manual
On trees that are difficult to fell (oak,
–
beech), to prevent heartwood
splintering and maintain planned
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direction of fall.
On soft deciduous trees to relieve
–
tension in lying log and prevent
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slivers in the center of the hinge
being torn out of the log.
Make the plunge cut in the center of
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the felling notch – there is a danger
of pushback at this point – then
swing the bar in the direction of the
arrow.

Limbing

Do not attempt limbing unless you have
been trained in the necessary
techniques. To reduce the risk of
accidents and injury, do not attempt
felling or limbing if you are not an
experienced chain saw user.
Use a low kickback chain.
–
Work with the saw supported
–
wherever possible.
Do not stand on the log while
–
limbing it.
Do not cut with the bar nose.
–
Watch for limbs which are under
–
tension.
Never cut several limbs at once.
–

When cutting small logs

Use a sturdy and stable support –
–
sawhorse.
Never hold the log with your leg or
–
foot.
Never allow another person to hold
–
the log or help in any other way.

Lying or standing logs under tension

Always make cuts in the correct
sequence (first at the compression
side (1), then at the tension side (2), the
saw may otherwise pinch or kick back–
risk of injury.
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2
2
1
Make relieving cut at the
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compression side (1)
Make bucking cut at the tension
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side (2)
English
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