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KD 702_1003_1404 Workshop Manual_cod. ED0053029340_1° ed_
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Disassembly / Reassembly
Rocker arm cover gasket
The rocker arm cover gasket A ensures the seal of the
lubrication circuit for the camshaft and rocker arm shaft.
Always replace it and mount it with especial care above all in
zones 1 and 2 where, for greater safety, it is advisable to apply a
few drops of silicon sealant.
Tighten the rocker arm cover screws at a torque of 9 Nm.
Crankcase vacuum regulator valve
Components:
1 Gland Nut
2 Bushing
3 Body
4 Diaphragm
5 Cap / Cover
6 Clip / Lock
7 O-Ring
8 Washer
9 O-Ring
10 Valve
11 Spring
12 Tube
13 Hose
The vacuum relief valve is an engine safety device.
Its function is that of limiting the vacuum whenever it tends to
increase.
Without this, should the air filter be clogged, the oil contained in
the carter may be sucked back into intake manifold causing the
condition for engine runaway.
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