25
16.5 Back off the adjusting grubscrew
by a quarter-turn (90°).
16.7 Replace and tighten the locking grubscrew
, using Loctite 221 and allow 15 minutes for the
Loctite to set.
and retaining screw
. Refit the knob cap
17
Adjust a later clamp as follows
:
17.1 Replace the clamp knob
and rotate to position 2.
17.2 Using a 2.5 mm hexagonal wrench, slacken the grubscrew
until the leg is free to move
under its own weight.
17.3 With the knob still in Position 2, slide the leg in and out and gradually tighten the grubscrew
until the clamp begins to grip.
17.4 Back off the grubscrew
by a quarter-turn (90°).
and retaining screw
. Refit the knob cap