Bernina 900 electronic - Zigzag Link Centering; Centering Zigzag Link on Spindle

101
Fig,
14
Centering
the
zigzag
connecting
link
on
oscillating
lever
spindle
Move
control
bar
(101)
of
swivel
support
_-
(115)
to
the
highest
posilon
ol
the
zigzag
connecting
link
Loosen
setscrew
(206)
of connecting
sirap
116
W
(207P
i
g)gI
Insert
special
tool
no
398
001,04
in
the
v
hollow
oscillat
ng lever
spindle
(116)
and
move
the
connecting
link
gernty
to-and-fro
until
the
conical
tip of
the
tool
enters
the
hole
in the
link,
The
link
then
swings
in its
normal
position
about
the
centre
of the
oscillaing
lever
spindle.
In
this
position
the
scanning
head
(96)
ot
the
LCR
adjustng
ever
(209)
should
lie on
the
cam
of the
LCR
adjusting
screw
under
the action
of the
adjustng
lever
tensioning
_
soring
I213i
Re-tighten
setscrew
i206i
13