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OPERATION
No
MA.
453=0
: Ch J k'
( c
zng
and adjjusfing
thr hydraulk
brake
rontrol
Op.
MA.
453-O
3
III.
CHECKING
BRAKE
PEDAL
FREE
PLAY
1 st Fitting
2nd
Fitting
1 5 111 \ (I I
/')7-t
__t
i%
+
1.
Turn screw
( 1 ) to obtain
a clearance
of
s
E
(( J )) ~~ 0.05
to 3 mm
-ii
Tighten
lock-nut
( 2 ).
2
2.
Ch
k'
ec
Ing
operation
of brake
pedal
:
a) Release
pressure
in system.
Set manual
height
control
to /or! /~~.s\'itio~/
Slacken
pressure
regulator
bleed
screw.
( I/ Ill<, I <~/liClC~ is /ill1 rl i, ill, N I~tYlk~~ n~-rllrlll,Inlo,~.
nc/un/1
II?<, /I< r/al.
hnke
nr c111uu/n/0,. ).
b) Depress
pedal
three
or four times
to move the control
slide
valve to the end of its stroke,
and ensure
that
pedal
returns
freely
to its stop.
There
should
be no
variation
of clearance
o
J
)) as initially
set.
Tighten
pressure
regulator
bleed
screw.
IV.
ADJUSTING
THE
STOPLAMP
SWITCH
1.
Check
adjustment
of free play on brake
pedal
( see above ).
2. Adiusting
the
stoplamp
The stoplamps
must light
as soon as the pedal
contacts
the brake
valve.
Bend support
plate
u a )) of the switch
in order
to achieve
this condition.
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