Replacing Gearbox Countershaft Bearings; Installing Gearbox Shafts - BMW F 650 GS Repair Manual

Replacing gearbox counter-
11 11 210
shaft bearings
L
Note:
To protect the gasket surfaces of the engine block,
place the old gasket under the bearing puller.
•
Heat the left of the engine block to 80 — 100 °C
(176 — 212 °F).
•
Using bearing puller plate, BMW No. 11 6 561,
spindle, BMW No. 11 6 562, and spreader
sleeve, BMW No. 11 6 565, pull off the ball bear-
ing.
•
Heat the right of the engine block to 80 - 100 °C
(176 - 212 °F).
•
Using bearing puller plate, BMW No. 11 6 561,
spindle, BMW No. 11 6 562, and spreader
sleeve, BMW No. 11 6 564, pull off the ball bear-
ing.
•
Installation is the reverse of the removal proce-
dure: pay particular attention to the following.
•
To install the bearings, heat the engine block to
80 - 100 °C (176 - 212 °F).
Wear limit values for bearing seats in housing:
Magneto side:
Countershaft ............ max. dia. 46.99 mm (1.850 in)
Mainshaft ................. max. dia. 62.02 mm (2.442 in)
Clutch side:
Countershaft ............ max. dia. 51.99 mm (2.047 in)
Mainshaft ................. max. dia. 46.99 mm (1.850 in)
23.12

Installing gearbox shafts

23 00 600
L
Note:
The gearbox shafts are easier to install if the crank-
shaft is removed beforehand.
•
Install the countershaft and mainshaft together,
coating the main bearing points with
Optimoly MP 3.
•
Drive the shafts in against their seats with light
blows of a plastic-faced hammer.
F230090