Oregon 530-120H Manuel D'instructions Original page 24

SETTING THE SHARPENING ANGLES
FOR LEFT-HAND CUTTERS WITH A DOWN ANGLE
This section describes how to adjust the grinder for those chain types that require a down angle
setting To find out which chains require this setting, consult column B in the chain chart on page 12
SETTING THE DOWN ANGLE
Find the correct angle using the
"Grinding Angles Chart" on page 12
Loosen the vise adjustment knob (18)
Pull the vise adjustment knob (18) towards
you and up as far as it will go to rotate vise
24
SETTING THE VISE ROTATE ANGLE
Turn the vise counter-clockwise
Position the left side "DOWN 10"
reference mark pointer (19) on the vise
by the desired vise rotate angle
Tighten the vise adjustment knob (18)
520-120 / 530-120H