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30/ENGINE - WORK ON INDIVIDUAL PARTS
Checking crankshaft run-out at bearing pin
19.15
–
Press in the new crank pin
Oil hole
If the oil holes are not correctly aligned, the conrod bearing will not be sup-
plied with oil.
–
Use compressed air to check that the oil hole is clear.
301706-10
–
Mount the new bearing
Info
Thoroughly oil the bearing.
301284-10
–
Position the special tool
Pressing device for crankshaft, complete (75029047000) (
Pressing tool, crankshaft (77629008000) (
–
Insert the crank web with connecting rod and bearing. Position the second crank
web.
301280-10
–
Position the special tool
Pressing tool, crankshaft (77629008000) (
–
Press in the upper crank web as far as possible.
Info
The press mandrel must be positioned over the crank pin.
–
Take the crankshaft out of the special tool and check that the connecting rod can
move freely.
301281-10
–
Measure the end play between the connecting rod and the crank webs with the spe-
cial tool
.
Feeler gauge (59029041100) (
Connecting rod - end play of lower con-
rod bearing
»
If the measured value is less than the specification:
–
Correct it so the dimension is equal to the specified value.
–
Check the crankshaft run-out at the bearing pin. (
301704-10
–
Position the crankshaft on a roller block.
–
Turn the crankshaft slowly.
–
Check the crankshaft run-out on both bearing pins.
Crankshaft - run-out at bearing pin
»
If the crankshaft run-out at the bearing pin is larger than the specification:
–
Align the crankshaft.
301705-10
as far as possible.
is aligned with oil hole
.
and connecting rod
on the press.
with the heel pointing down.
p. 229)
.
p. 230)
p. 233)
p. 233)
0.40... 0.60 mm (0.0157...
0.0236 in)
p. 126)
≤ 0.10 mm (≤ 0.0039 in)
126
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