Westerbeke 20B TWO/30B THREE Manual de servicio descargar pdf (Pagina 21)

Specified Value/Standard

Repair

Limit

Connecting

Rod

Type

Forged I-beam

Bend and twist

Within 0.002

(0.05 mm)

Big end thrust clearance

0.004 - 0.014

(0.1

- 0.35 mm)

Connecting

Rod Bearing

Type Aluminum

metal with back metal

Oil clearance 0.006 (Service limit)

(0.15 mm)

Undersize

0.01,0.02

(0.25, 0.50 mm)

Crankshaft

Type Fully counterbalanced

Bend Within

0.001

(0.03 mm)

End

play

0.002 - 0.007

(0.05

- 0.175 mm)

Journal

0.0.

1.693

-0.006

(43 mm)

(-0.15 mm)

Pin

0.0.

1.575

-0.006

(40 mm) (-0.15 mm)

Under size finishing

Journal U.S.

0.25

1.6817 - 1.6823

(42.715 - 42.730 mm)

0.50 1.6719 - 1.6724

(42.465 - 42.480 mm)

Pin

U.S. 0.25 1.5636 - 1.5642

(39.715 - 39.730 mm)

0.50 1.5537 - 1.5543

(39.465 - 39.480 mm)

19

Westerbeke

Engines

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 98 99

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