Table of Contents
Advertisement
The spindle is advanced by moving the lever (36) (Ref.
to Fig. a).
The lever is fitted with a release pawl (39) (Ref. to Fig. b).
which, when pressed, renders it independent of the hub
and hence the spindle;
The operator can therefore:
easily change the angular position of the lever without
movement of the spindle.
retrieve the stroke in phase of drilling (Ref. to Fig. c).
b) - With the release pawl (39) pressed, the lever is released
from its hub and can repeat the previous travel without
the spindle moving.
4.1) Adjustment of the advance lever
The movement of the lever must never be loose, for adjust-
ment proceed to tighten it by loading the cup springs by
means of the associated self-locking nut, after removing
the protective cap.
13
4. SPINDLE ADVANCE LEVER
39
36
a) - Moving the lever (36) towards the operator
produces a corresponding advance of the
spindle.
c) - With the hub released, moving the lever towards
the operator produces a corresponding advance
of this spindle.
self-locking nut
Advertisement
Table of Contents
