d04921.fm
INSTALLATION MANUAL
BRP-Powertrain
Effectivity: 912 Series
Edition 2/Rev. 0
61-00-00
page 4
August 01/2012
Propeller shaft
flange
See Fig. 2.
Attachment of propeller on prop shaft flange:
Graphic Propeller shaft flange
Fig. 2 02581, 09193
1.2) Operating limits
Torque
Max. torque:
- ROTAX 912 A, F, UL for i=2.2727 238 Nm (176 ft.lb) (at propeller)
- ROTAX 912 A, F, UL for i=2.4286 255 Nm (188 ft.lb) (at propeller)
- ROTAX 912 S, ULS for i=2.4286 315 Nm (232 ft.lb) (at propeller)
Max. moment of
inertia
Max. permissible moment of inertia on propeller:
- 6000 kg cm
2
(14.238 lb ft
2
)
- Normal between 1500 kg cm
2
and 6000 kg cm
2
(3.559 lb ft
2
and
14.238 lb ft
2
)
Extension of
propeller shaft
- Max. extension of the propeller shaft: 120 mm (4.72 in.)
Out of balance Dynamic balancing of the proppeller as specified by the propeller manu-
facturer must be carried out.
Pitch circle diameter 75 mm (2.95 in.) 6x through holes 8 mm (0.31 in.)
Pitch circle diameter 80 mm (3.15 in.) 6x through holes 11.5 mm (0.45 in.)
Pitch circle diameter 101.6 mm (4‘‘) 6x through holes 13 mm (0.51 in.)
Hub diameter 47 mm (1.85 in.)
Lk = ø101,6
Lk = ø80
Lk = ø75
ø13,018
ø11,5
ø12,975
ø8
+0,2
8,5
P
ø47
-0,05
Modification of the propeller shaft is not permitted.
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