Removing Oil Pump; Inspecting Oil Pump; Installing Oil Pump - BMW F 650 GS Repair Manual

Removing and installing oil
11 41 000
pump

Removing oil pump

2
•
Remove circlip (1) from idler gear.
•
Remove the retaining rings of the oil-pump
gears (2) and disengage the oil-pump gears.
6
5
•
Remove idler gear (3).
•
Remove needle rollers (4).
•
Remove thrust washers (5).
•
Remove countersunk screws from cover and lift
off cover (6).

Inspecting oil pump

•
Using feeler gauges, measure the clearance be-
tween the inner and outer rotors and between
the outer rotor and the housing.
Permissible face runouts between:
Inner and outer rotor .........max. 0.25 mm (0.010 in)
Radial clearance................max. 0.25 mm (0.010 in)
Axial clearance between
rotors and cover ................max. 0.25 mm (0.010 in)
1
E110270
3
4
E110280

Installing oil pump

7
11
10
7 Inner rotor
8 Outer rotor
9 Cover
10 Markings
11 Needle roller
•
Installation is the reverse of the removal proce-
dure: pay particular attention to the following.
L
Note:
Markings (5) must be visible.
•
Oil the inner and outer rotors.
•
Clean the threads of the countersunk screws
and coat with Loctite 243.
X
Tightening torque:
Countersunk screws in oil-pump cover
(clean threads + Loctite 243) .......................... 6 Nm
8
9
F110370
11.39