16 … 20
MC • Edition 06.2020 • No
. 291 422
3
10.1 Spring replacement
4
C
1
Remove protective cap
A
.
A
2
Turn outer adjusting
nut
B
anti-clockwise
with SW 14 socket
spanner until it is com-
pletely unscrewed.
(-)
Remove adjusting nut
B
.
B
1. Remove spring
C
from the spring dome.
2. Insert a new spring.
3. Screw adjusting nut
B
in with SW 14 socket
spanner until the pre-
tension required in
the spring dome is
reached.