Measuring Main And Big End Bearing Play; Measuring Radial Bearing Play - BMW R 1200 C Repair Manual

Measuring main and big end bearing
play

Measuring radial bearing play

•
Measure main bearing journal with an external
micrometer crosswise in two planes, A and B.
•
Enter measured values on record sheet.
............................................See Technical data
a
e
Caution:
The crankshaft can only be reground in grinding
stage 0; after this it must be rehardened and fin-
ished. Grinding stages are identified by a paint mark
on the front crank web.
a ................................See Technical data
If the bearing shells have to be replaced, note color-
ed marks on crankpins and big end bearings.
11.42
RS110310