Rotax 912 i Series Maintenance Manual page 204

Fig. 39
1. M8f hex. nut
3. M8 collar cap nut
IF ONLY ONE CYLINDER HEAD PER EN-
GINE SIDE HAS BEEN REPAIRED
Step
1 Position the insulating flange between the
intake manifold and the cylinder head.
2 Install the intake manifold on the cylinder
head which has not been removed with 2
M6x20 hex./torx collar screws.
Tightening torque 10 Nm (88.48 in. lb.).
Fig. 40
1. Insulating flange 2. M6x20 hex./torx collar screw
3. Intake manifold
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
2. 8.4 washer
Procedure
Step
3 Align the second cylinder head on the in-
take manifold and fasten it with 2 M6x20
hex./torx collar screws.
Tightening torque 10 Nm (88.48 in. lb.).
NOTE: This aligns the cylinder heads to
ensure a flat support for the in-
take manifold.
4 Fasten the cylinder head according to the
screw diagram with 10 Nm (88.48 in. lb.)
+180°.
Fig. 41
Screw diagram
Finishing work
- If necessary, install the knock sensor for
cylinder 1. To do this, see section 76-70-00
Sensors and actuators.
- Install the elbow flange.
There is an O-ring under the elbow
NOTE:
flange.
Install the connector brackets on cy-
linder 3/4.
See Fig. 42
Step
1 Fasten the elbow flange with 2 M6x20 Al-
len screws and 6.4 lock washers.
Tightening torque 10 Nm (88.48 in. lb.).
Procedure
Procedure
72-30-00
Page 26
July 01/2012