Rotax 912 i Series Maintenance Manual page 307

INSTALLATION
IGNITION HOUSING - INSTALLATION
See also section 24-20-00 Internal generator.
WATER PUMP HOUSING - INSTALLATION
NOTICE
WARNUNG
The bottom M6x35 Allen screw extends into the
water chamber and is therefore stainless and
sealed with a gasket ring.
NOTICE
WARNUNG
The impeller must not touch the pump housing.
If necessary, the axial position of the impeller
must be optimised. See section
75-20-00 Water pump housing inspection
Step
1 Put on a new gasket and fasten the water
pump housing to the ignition housing with
2 M6x90 Allen screws and 3 M6x35 Allen
screws with washers 6.4.
Tightening torque 10 Nm (88.48 in. lb.).
Fig. 30
1. Gasket
3. M6x90 Allen screw
5. 6.4 washers
7. Gasket ring
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Procedure
2. Water pump housing
4. M6x35 Allen screw
6. M6x35 Allen screw
(stainless)
Step
2 Insert the o-ring in the water pump hous-
ing and fasten the water inlet elbow in the
marked position with 2 M6x20 Allen
screws and lock washers.
Tightening torque 10 Nm (88.48 in. lb.).
Fig. 31
1. Water pump housing
3. 6.4 washer
5. O-Ring
EXPANSION TANK AND COOLANT HOSE
- INSTALLATION
NOTICE
WARNUNG
Ensure that the expansion tank is fixed without
tension.
NOTE: Check the push-on lengths, readjust the
preformed hoses if necessary.
Step
1 Install coolant elbows 1 to 4.
See also section 72-30-00 Cylinder head.
2 Mount 1 spring type hose clip 35 on the
preformed hose radiator outlet and mount
1 spring type hose clip 25 each on pre-
formed hoses 1, 2, 3, and 4.
3 Position the expansion tank assy. with the
5 preformed hoses on the engine.
Procedure
2. M6x20 Allen screw
4. Water inlet elbow
Procedure
75-00-00
Page 19
July 01/2012