Rotax MMH-912 Series Maintenance Manual page 107

3.9.8)
Effectivity 912/914 Series
Edition 1 / Rev. 3
BRP-Powertrain
Maintenance Manual
Propeller governor drive installation
See Figs. 72-32, 72-33 and 72-34.
■ CAUTION : The oil inlet flange must be properly aligned and the O-
ring must not be squeezed.
Install needle sleeve and ball bearing as described in 72-00-00 sec.
3.9.9. Grease new O-ring (1) and insert it together with the oil inlet flange
(2) into the crankcase. Take care that both M6 threads are horizontal
and the oil gallery is in a position to let the oil pass. For better
positioning, temporarily attach governor flange with 2 allen screws
M6x20 (12) and oil inlet flange with 2 allen screws M6x16 (13). Do not
torque screw, only tighten enough to keep flange aligned.
Screw extractor (3), part no. 877615, onto the crankcase, place press-
in insert (4), part no. 877590, into roller bearing (5), place on the
centering (6) and press it fully home into the crankcase with the spindle
(7). Fit circlip in groove with its sharp edge towards the outside.
Align drive gear lip (8) Fig. 72-32 into drive sleeve notch (9) Fig. 72-32
with holder, part no. 242660. Apply LOCTITE 2701 to the allen screw
M8x16 and tighten.
Fit the governor flange (8) again. Fit distance sleeve (9) and new O-ring
(10) 32x4 into the crankcase. Place one O-ring (11) 7x2 into the oil inlet
flange and one into the governor flange and keep them in position with
some grease. Fit the governor flange and attach it to the crankcase with
4 allen screws (12) M6x20 and to the oil inlet flange with 2 allen screws
(13) M6x16.
Fig. 72-33
7
3
6
4
00258
2
1
5
1
72-00-00
page 35
October 01/2010