RUNNING
ADJ USTMENTS
BLEEDING THE
BR,\KE AND
CI-UTCH HYDR..\ULIC
sYsl ttMS
If a
pipe
joint
has been
uncoupled. or
part of the hydrarrlic
slstcnr dismantled, the svstenr
n'tust be
blcd to expel air.
The proceduie is
as ibllows:
I . Clean
the bleedcr nipple
and lit a
piece
ol
rubbcr tube over it.
allorving
thc tube to hang
in a clean
container partiallv
filled
with
fluid, so lhat the
cnd of the
pipe is below rhe levcl
of the
ff
uid.
l.
Unscrew the
bleedcr nipple
onc conplete
turn. There is onl)
one bleeder nipplc
to each
whccl and one nipple
on the clutch
operating
cllinder. The
posi!ion of
rhe br.rke bleeder nipplcs
is shown
on Figs,30 item
2. and on Fig.
-18 ilem 3.
Theclutch
blecder nipple is
shown on Fig.
19, irem l.
.1. Fill the fluid rqservoif
belore
commencing
the bleeding
opefation.
and kcep it
at
least
half-filied
cluring the \\,hole
operation.
otherwise
air will be drawn
into tlle
slstcm
via
the
mastcr cvlindef. Do
not
use
lluid
that hirs bccn
expelled
lrom
the system fol
maiDtaining
the level. Ahvays
clean the
alca around the illler
cap beforc
removing it.
.1.
DefJress
the pcdal cluicklv
and allo$ it 10 rcturn
without
assistance.
Refeat
this pumping operarion
wirh
a slight
pause between each
depression of
thc pcdal. Observe
the
llorv
of lluid
being discharged into thc
glilss
jar
and rvhcn all
air bubbles ceirsc
to rlpFeur-, hold
thc podal firnrlv
clorvrr and
securelv
tiqhtcn rhc bleeder nipple.
NOTE. For
blceding or reflenishmeDr
ot rhc
svstcm. usc
only
lluid thut hns
bccn stoled in a
container
scalcd from
atmosphcfc.
Immcdiatclv
bleecling
is completcd.
rc-seal
residual ffuid
in the container.
beforc
it is
agarn slored,
Ilngint:
Befofe lillinq the cooling
svsrem \\ith
an rnti-ffccze
ntixture,
or after the engine has
bccn decrLfbonised.
check
the tightness
ol-the c\lincler heacl nuts
and il necessa^'.
lighrcn
them in
the
ofder sho\rn
on
Fig.
51.
Re
iLdjust thc
val\,c rrcker
clcarilllces
us dcsc|ibed
on
['lqe
23
l'ic.
37
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