Section 03 ENGINE
Sub-Section 07 (ROTARY VALVE)
03-07-11
CLOSING MARK
Step : Top of MAG inlet port.
Align 360
°
line of degree wheel
Step : Find 65
°
on degree wheel and mark here
– Remove degree wheel.
– Position rotary valve on shaft splines to have
edges as close as possible to these marks with
the MAG piston at TDC.
NOTE:
Rotary valve is asymmetrical. Therefore,
try flipping it over then reinstall on splines to ob-
tain best installation position.
Apply BOMBARDIER-ROTAX injection oil on rota-
ry valve before reassembling rotary valve cover.
– Remove TDC gauge.
1, Rotary Valve Cover
Install O-ring
no. 12
and cover then torque
screws
no. 2
to 20 N•m (15 lbf•ft) in a criss-cross
sequence.
NOTE:
For the 717D engine (SP model), install
engine in watercraft first;
then, install rotary valve
cover, intake manifold and carburetor as an as-
sembly.
F01D3EB
65°
1
2
1
2
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