Stihl MS 460 Instruction Manual page 24

Gunning sight
When making the felling notch, use the
gunning sight on the shroud and housing
to check the required direction of fall:
: Position the saw so that the gunning
sight points exactly in the direction
you want the tree to fall.
Rescue Saw
A
Conventional cut
A = felling notch - determines the
direction of the fall
For a conventional cut:
: Properly place felling notch
perpendicular to the line of fall,
close to the ground
: Cut down at app. 45-degree angle
to a depth of about 1/5 to 1/4 of the
trunk diameter
: Make second cut horizontal
: Remove resulting 45-degree piece
English / USA
Open-face technique
A = felling notch - determines the
direction of the fall
For an open-face cut:
: Properly place felling notch
perpendicular to the line of fall,
close to the ground
: Cut down at app. 50-degree angle
to a depth of app.1/5 to 1/4 of the
trunk diameter
: Make second cut from below at app.
40 degree angle
: Remove resulting 90-degree piece
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