Rotax 915 i A series Maintenance Manual page 489

NOTE
If there are noticeable grooves on the outer side
of the rotor or inner side of the rotary piston,
they must both be replaced.
Figure 22.15
1 Rotor
OIL PUMP SHAFT — INSPECTION
Step Procedure
1 Check the oil pump shaft at the bearing
points.
2 Check the feather key groove and feather
key for wear.
3 Check the needle pin.
Figure 22.16
Oil pump shaft
1
Needle pin 4x15.8
3
Effectivity: 915 i A Series
Edition 0/Rev. 0
BRP-Rotax
MAINTENANCE MANUAL HEAVY
2 Rotary piston
2 Feather key
OIL PUMP — ASSEMBLY
NOTE
Whenever the ignition housing is installed or as-
sembled, new acid-free greased O-rings and
other sealing elements must always be used
correctly!
Step Procedure
1 Apply LOCTITE ANTI SEIZE to the plug
screw.
2
Screw the plug screw with the pressure
spring and the regulator piston finger-tight
into the oil pump housing.
Figure 22.17
Plug screw
1
Regulator piston
3
Step Procedure
3 Wrap tape over the feather key groove
and bore.
ATTENTION
Press in the oil seal so that the closed side
points towards the oil pump housing.
Step Procedure
4 Apply Engine oil to the oil pump shaft and
push oil seal A 14x22x4 onto the oil pump
shaft while turning slightly.
Pressure spring DM9.1
2
D1.0 L65.6
79–00–00
Page 13
August 01 2018