page 24
May 01/2007
Effectivity: 912 Series
Edition 1 / Rev. 0
d04052
INSTALLATION MANUAL
BRP-Rotax
Fig. 2
00502
2
3
4
8
11
12
9
7
14
21
+z
-z
+x
-x
P
AS
MS
A
+z1
-x1
+x1
-z1
7.3) Engine components, engine views, definition of main axes
See Fig. 2/3/4/5.
PTO power take off side
MS magneto side
A points of attachment (for engine transport)
centre of gravity
P zero reference point for all dimensions
◆ NOTE: Allow ±1 mm on all stated dimensions as manufacturing
tolerance.
x,y,z axes for system of coordinates
Cyl.1 Cylinder 1 Cyl.3 Cylinder 3
Cyl.2 Cylinder 2 Cyl.4 Cylinder 4
1 engine number
2 propeller flange
3 propeller gear
4 vacuum pump or
hydraulic governor
for constant
speed propeller
5 intake manifold
6 ignition housing
7 ignition cover
8 constant depression carb
9 coolant pump
10 expansion tank
11 oil pump
12 connection for oil return line
13 oil filter
14 electric starter
15 electronic module
16 compensation tube
17 connection for manifold pressure
18 sensor for oil pressure
19 sensor for oil temperature
20 sensor for cylinder head temperature
21 connection for mechanical rev counter
22 mechanical fuel pump
23 oil tank
24 external alternator
25 exhaust socket
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