Output Shaft; Measuring Journals And Crankpins - Case 445/M2 Service Manual

SECTION 4 − OVERHAUL AND TECHNICAL SPECIFICATIONS
Figure 23
Ch ec k c amsh aft en d float (1).
It shall be 0.23 ± 0.13 mm.
Figure 24
Fit n ozzles (2) and tigh ten the fasten ing screws (1) to the
spec ified t orqu e .
FILL THIS TABLE WITH OUTPUT SHAFT JOURNAL AND CRANKPIN MEASURED VALUES
*Rated value
ED. FEBUARY 2003

OUTPUT SHAFT

Measuring journals and crankpins

Figure 25
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Gr in d jou r n als an d c r an kpin s if seiz in g, sc o r in g or exc essive
ovalisation are found. Before gr inding the pins (2) measure
them with a micrometer (1) to decide the final diameter to
whic h the pins are to be ground.
It is recommended to inser t the found values in the
pr o pe r t a bl e .
!
See Figure 26.
Un der size c lasses are:
Jour nals and c r ankpins shall alway s be ground to the
same u n der size c lass.
!
Jour nals and c r ankpins under size shall be mar ked on
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the side of the crank arm No.1.
For under sized c r ankpins: letter M
For u n der sized jou r n als: letter B
For undersized crankpins and journals: letters MB
Figure 26
82.99
83.01
17
E NG I NE S
70182
68.98
69.01
70181