Reactive Forces - Stihl HTA 66 Instruction Manual

4 Safety Precautions
4.7.2 Limbing
WARNING
￭ During delimbing the sawn-off branch may fall to the
ground. This may result in serious injury to the user.
► Do not stand under the branch which you are sawing.
► Maintain an angle of no more than 60° to the horizontal.
4.8

Reactive Forces

4.8.1 Kickback
Kickback can be caused for the following reasons:
– The rotating saw chain in the upper quadrant of the bar
nose makes contact with a hard object and is suddenly
braked.
– The rotating saw chain is pinched at the bar nose.
0458-191-9621-A
￭
max 60°
￭ If kickback occurs, the pole pruner can be thrown upwards
and backwards. The user can lose control of the pole
pruner and be seriously injured.
► Always hold your pole pruner firmly with both hands.
► Always keep your body out of the plane of the cutting
► Use the working techniques described in this instruction
► Do not cut with the upper quadrant of the bar nose.
► Always cut with a properly sharpened and tensioned
► Use a reduced kickback saw chain.
► Use a guide bar with a narrow radius nose.
►
WARNING
attachment.
manual.
saw chain.
Always cut with the chain running at full speed.
English
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