OPERATION No MA. 852-O : Adius/ir,y I/><, bo,,r,r/
Op. MA. 852-O
1
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I. ADJUSTING THE BONNET
I. Height adjustment :
Remove screws (2) securing bonnet hinge to the
body.
Position suitable shims at u a )) to ensure the
recess of bonnet in relation to front wings :
R = 2 mm max.
Fit and tighten screws (2 ).
2. Transversal and longitudinal adjustment :
Loosen hinge fixing screws ( 1 ) on bonnet
Adjust them in order to obtain a clearance
between bonnet and wings :
J=6
+ 2.5
-1 mm
- with (I maximum difference of 2.5 mm between
left and right-hand sides and a maximum diffe-
rence in level of 2 mm,
- adjust also to obtain clearance between front
edge of wings and bonnet :
E = 0 it3 mm
3. Adjusting the striking plate :
Loosen screws ( 3 )
Centre striking plate in relation to lock.
Tiqhten screws ( 3 ).
4. Adjusting the safety catch :
Loosen screw5 (4 1.
Adjust safety catch so that :
With bonnet resting on catch, the latter must engage
under weight of bonnet alone.
Tighten screws (4 ).
5. Adjusting the lock and lock control cable :
Remove scravs (6 ) and (7 ) and protective
plate (5).
Loosen screws (8) and adjust height of lock
in order to ensure, recess R, at the front.
Tension lock control cable by screwing nut (9 )
to eliminate any clearance on bonnet opening
leV%.
Bonnet should lock correctly when dropped
from (I height of 250 mm.
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