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after
having
iitted about
2 /
3
of
the
bead length,
squeeze
the
ca-
sing
in such a way that the fitted part of the bead enters the rim re-
cess; by tapping
the bead base
with a
hammer
(without
using
tyre
irons), insert all the
bead;
depress
the
valve
into
the
casing, pump up
the tube and tap the
casing
with
a
hammer all
around the
circumference until it
seats
uniformly
all
al,ong the
rim circumf.erence;
screw
up
the valve nut
home,
inflate
the
tube
to
a required
pres-
sure then fully deflate
it
and again
inflate
it to avoid tube creasing
in the
tyre,
screw in
the
slide valve and cap.
If
the
casing is properly pressed down into the rim recess,
all
the job can
be
d!one
using
two tyre
irons.
When
r.efitting
the
tyres,
do
not
apply
too great
an
eff1
ort to the tyre irons, as this
may
cau-
se damage to
the casing or the
wire rope
of the
bead.
FRONT
FORK
The front fork design is illustrated in
Fig.
24.
Dismantling the Front
Fork
The
front
fork
should not
be
dismantled
unless
it is
necessary
to do
so.
Prior
to
dismantling, unscrew nut 20 (Fig.
24)
of the left-hand
end piece,
screw out
'
t he
ffiOnt
wheel axl·e (left-hand thread) and,
after removing the front
wheel
from
the
brake
disk,
take
down
the
wheel (after first disconnecting
the
front brake
cable). Screw out
shock
a1
bsorber
wing
nut 1 (Fig. 25). Unscrew nuts 4 and 2,
take
down traverse 6.
U!'ldo
scr
ews
22 (Fig. 24)
of the
drajn
holes and
discharge the
oil.
Rel,ease nuts 25
of
bolts
26
and remove
end pie-
ces
17
and
18
of the
fork
blades
tog·
e ther with guide tubes 10.
Screw
out
the body of
gland
8
and
extract guide tubes 10 of
the
fork
from
end
pieces 17
and
18.
Remove locking ·ri.ng 12, bushes 11,
9
and
gland 8
from
guide tubes 10.
In
order
to dismantle the fmk shock absorber,
unscrew
bolt
16
securing the shock
absorber
and take
out the
shock absorber
13
as-
sembly.
Then screw
off
the nut
at
the upper
end
of
the ·r.od, 'I'etnove
the
upper
end .piece
and
the fork spring.
Screw
out bhe lower
end of
the
spring
and
extract
the
rod
together with the
piston,
taking care
not to
damage
the
shock
absorber
tub.e.
To disassemble gland
8,
fiorst unscrew
the
gland nut, take
out the
felt
ring, remove the packing
ring spring
and the ring itself.
When
removing upper
casing
7, detach the
headlamp,
unscrevv
nuts 26
(Fig.
25) and
extract holts
24 securing the
fender to
the cas-
ing. Unscrew
nuts 28 fastening
the front
fender
to the
bridge
and
tal~e
off
fender 22. Extract bolts 26 (Fig. 24) and remove casings
7.
55
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