Westerbeke BCD 4.4KW Manuel de l'opérateur Page 72

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Vue de la page 71
Torquing
Cylinder
Head Bolts: BCD 4.4KW
Tighten the cylinder head bolts according
to
the sequence shown in the illustration shown
to
the right. Make sure the engine
is
cold when
this is done. Before applying the specified
torque
to
the bolt, loosen it 1/4
to
1/2 of a turn
and then apply the torque. Follow this proce-
dure according
to
the numbered sequence
shown in the illustration
to
the right.
Bolts
# 1 ,
2,
3,
4,
5 and 6 are tightened between
50.6
to
57.8 Ib-ft
(7
to
8 kg-m).
Torquing
Cylinder
Head BoRs: BCD 6.0KW
Tighten the cylinder head bolts according
to
the sequence shown
in
the illustration shown
to
the right. Make sure the engine
is
cold when
this is done. Before applying the specified
torque
to
the bolt, loosen it 1/4
to
1/2 of a turn
and then apply the torque. Follow this proce-
dure according
to
the numbered sequence
shown
in
the illustration
to
the right.
Bolts
# 4,5,6,7,8,9,10 and
11
are tightened be-
tween 79.5
to
86.8Ib-ft
(11
to
12
kg-m).
Bolts
# 1,2 and 3 are tightened between 50.6
to
57.8 Ib-ft
(7
to
8 kg-m).
69
Front
of
Engine
¢::o
FRONT
OF
ENGINE
¢:o
02
0 0 0
7
5
11
4
6
8
0 0
0
01
03
Westerbeke Generators
Vue de la page 71
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