Westerbeke 38B FOUR Manual do Operador descarregar pdf (Página 79)

Socket Size

Cylinder head

bolt

M 10

(14mm)

54 - 61 7.5 - 8.5

M8(12mm)

14 - 22

2.0 -

3.0

Rocker shaft hold down bolts

M 8 (12 mm)

II

- 16

1.5

- 2.2

(See the "Torquing Cylinder Head Bolts" section

of

this manual.)

Crankshaft pulley nut

M 16

(24mm)

72.3 - 86.7

10-12

Connecting rod cap-nut

M8

(14 mm) 23 - 25 3.2 - 3.5

Oil

pan

drain plug

M18 36.2 - 43.4

5.0 -

6.0

(All models)

Oil

filter

8.0 - 9.4

1.1-1.3

(All models) (or tighten firmly by hand)

Delivery valve holder

M

16

(17 mm)

25.3 - 28.2

3.5 - 3.9

(Injection pump)(All models)

Injector nozzle mounting

M

20 (21 mm)

36.2 - 43.4

5.0 - 6.0

(All models)(To Engine)

Fuel solenoid locknut

M30

(36 mm) 28.9 - 36.2 4.0 - 5.0

Glow

plug

M

10

(12 mm)

10.8 - 14.5 1.5 -

2.0

(All models)

Injector spray pressure

140 ± 10/0 kglcm

2

(1990 psi ± 140/0)

Cylinder compression pressure

28 kglm

2

at

280

rpm

(398 psi)

Tightening Torque for Common Bolts

and

Nuts

Designation

of

screw

Head

Mark

thread

4 7 10

M6

0.3 - 0.5

0.8 - 1.0 1.0 -

1.3

M8

1.0 -

1.3

1.5 - 2.2

2.5

-3.5

MIO

1.8-2.5

3.0 - 4.2

5.0

-7.0

M12

3.0

-4.2

5.5 - 7.5

9.5

- 12.0

M14 5.0

-7.0

8.0 - 11.0 16.0 - 19.0

NOTE: Convert

kg-m

to ft-lb by muluplymg by 7.233

75

WESTERBEKE GENERATORS

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