23.33
Shimming gearbox shafts
Measuring shaft bearing play
•
Bolt gearbox measuring plate,
BMW No. 23 4 600, to the sealing face, which
must be clean.
Tightening torque: ........................................ 9 Nm
•
Using depth gauge, BMW No. 00 2 550, meas-
ure distance between measuring plate and outer
race of deep-groove ball bearing.
L Note:
Before measuring, strike the shaft in question (out-
put/idler shaft) with a plastic-faced hammer (dead
action) to force it down onto the base of its
seat; then measure without delay.
e Caution:
Do not strike the seat of a Clean Bearing shaft, as
otherwise the bearing might no longer be correctly
seated on the locking ring.
•
Measure distance between measuring plate and
bearing collar on input shaft.
•
Enter all measurements in a table.
a see page 23.28
Key to abbreviations used in measurements:
MAb = Dimension between measuring plate
and output shaft
MZw = Dimension between measuring plate
and idler shaft
MAn = Dimension between measuring plate
and input shaft
H = Height of measuring plate
Overall dimensions:
GAb .......................................................= H — MAb
GZw .......................................................= H — MZw
GAn .......................................................= H — MAn
00 2 550
23 4 600
RS230240
GAb
GZw
GAn
RS230251