Effectivity: 914 Series
Edition 2 / Rev. 0
d04283
page 131
July 01/2008
BRP-Rotax
INSTALLATION MANUAL
22) Hydraulic governor for constant speed propeller
22.1) Technical data
See Fig. 88
◆ NOTE: See therefore also SB-914-035 "Installation/Use of governors for Rotax
engine type 912 and 914", latest issue.
- drive via prop gear
- location of the necessary connection on the crankcase:
x axis
mm
y axis
mm
z axis
mm
-206,3 0 51,5
connection
coordinates
09191
- connections
mounting pad: AND20010
thread size: M8
Effective thread length: max. 14 mm (0.55 in.)
toothing: internal spline 20/40 SMS 1834 NA 14x1.27x30x12
direction of rotation of governor drive: clockwise, looking at mounting pad
- power input: max. 600 W
- operating pressure: max. 30 bar (435 psi.)
■ CAUTION: Pay attention to manufacturer's specifications.
◆ NOTE: Speed reduction from crankshaft to hydraulic governor is 1,842, thus
the vacuum pump runs with 0,54 of engine speed.
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