Installing main bearings
•
Insert tensioner rail/slide rail pivot pin (1) for
centering purposes.
•
Tighten M 8 and M 10 crankcase screws.
X
Tightening torque/tightening sequence:
1. M 10 screw (oiled)
2. M 8 screw (oiled) ...................................... 22 Nm
•
Measure front and rear bearings in the load di-
rection.
•
Enter measured values on record sheet and cal-
culate main bearing play.
........................................... See Technical Data
a
1
to initial torque ..... 25 Nm
Angle of rotation........ 90°
Measuring end float
•
Place crankshaft in crankcase.
•
Insert tensioner rail/slide rail pivot pin (1) for
centering purposes.
•
Tighten crankcase screws.
•
Screw measuring device, BMW No. 00 2 500,
with dial gauge, BMW No. 00 2 510, into tapped
hole for alternator carrier cover.
•
Move crankshaft forwards and backwards and
read end float from dial gauge.
........................................... See Technical Data
a
RS110320
00 2 500
00 2 510
RS110910
11.44