Westerbeke BCD 4.4KW Operator's Manual page 72

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