User Guide

11.41
L Note:
Note shims on crankshaft.
•
First lift out crankshaft, then balancing shaft.
Checking crankshaft for wear
•
Check bearing journals on crankshaft and con-
rod for signs of damage and wear.
Bearing journal diameter ..min. 45.97 mm (1.810 in)
Radial clearance of main bearing
........................................max. 0.10 mm (0.004 in)
Endplay, conrod/crank cheek
.........................................max. 0.80 mm (0.032 in)
Diameter of small-end bore
.......................................max. 22.04 mm (0.868 in)
11 27 020
Removing compensating gear
•
Press off compensating gear with pressure
pad, BMWNo.110561.
•
Installation is the reverse of the removal proce-
dure, pay particular attention to the following.
L Note:
Use temperature measuring
device, BMW No. 00 1 900, to check the tempera-
ture.
•
Heat the compensating gear to 100 °C (212 °F).
L Note:
Install the compensating gear with the mark pointing
down.
•
Use a socket of suitable size or similar adapter to
apply pressure to the thrust face of the gear
when installing the compensating gear.
Removing and installing crankshaft
gear
•
Clamp crankshaft into vise with protective jaws.
•
Use yoke, BMWNo.116501,
spindle, BMW No. 11 6 502, and pressure
pad, BMW No. 11 6 503, to pull off the crank-
shaft gear.
•
Installation is the reverse of the removal proce-
dure, pay particular attention to the following.
•
When installing, heat the crankshaft gear to
140 °C (284 °F).
L Note:
Use temperature measuring
device, BMW No. 00 1 900, to check the tempera-
ture.
e Attention:
Pin must not protrude from bore in crankshaft gear
- this is the support face for the thrust washer.
•
Using a suitable adapter, drive the gear onto the
crankshaft.
Projection “A” of pin ...............max. 18 mm (0.71 in)
F110450
11 6 502
11 6 501
11 6 503
F110460
A