Specifications

CLUTCH
2
Measuring
and
adjusting height
of
diaphragm spring
1
Line
up
distance
piece
special
tool
ST20059001
on
clutch
assembly
base
plate special
tool ST20101000
SJ200596o 1
Fig
CL 5 Base
plate
and distance
piece
2
Place
the clutch
assembly
on the
distance
piece
and
set the clutch
assembly
on
the base
plate
stationarily
Under
this
condition the
distance
piece
is
placed
beneath
the
pressure
plate
3
Measure
the
diaphragm spring height
from
the
upper
surface
of the
baseplate
with vernier
caliper
depth
gauge
Height
of
diaphragm spring
end 29 0
to
31
mm
1 142
to 1 220 in at diameter 62 mm
2 441 in
29 0 to
31
t
62 2 441
BASE PLATE
Unit
mm
in
Fig
CL 6
Measuring
height
of diaphragm
spring
4
Adjust height
of the
diaphragm spring
by
the
use of
diaphragm spring
adjusting
wrench
special
tool
ST20l05000
if
required
Fig
CL 7
Adjusting diaphragm
spring
height
Disc
assembly
I If
the
facing
is
soiled
with
grease
or oil clean off
with
gasoline
tetracWoride
and dress the
facing
with
a
wire brush
Replace
the
facing
if
required
2
Check
the disc for deflection and
repair
or
replace
if
the deflection at
the outer
circumference of the facing
exceeds
the
foUowing
value
Upper
limit
of the deflection
0
5
mm
0 0197 in
at
85
mm
3 3460 in
radius
Fig
CL 8
Checking
disc
for
de
ction
CL 3