BOMBARDIER 1982 Shop Manual page 128

SECTION 02 ENGIN E
SU B-SECTION 05 (464 ENGIN E TYPE )
For example: 150
0
opening
49 0 closing
Using angle finder, mark crankcase at 150
0
from bottom
edge of magneto side inlet port.
MARK HERE
-r,1---~
From top edge of magneto side inlet port, mark crankcase
at 49
0
.
PAGE 126
To correctly install the rotary valve disc proceed as fol-
lows:
- Turning crankshaft counter-clockwise, (drive pulley
side) bring magneto side piston to Top Dead Center
using a T.O.C . gauge.
- Position the rota ry valve disc on gear to have edges
as close as possible to the marks.
O
NOTE: The rotary valve disc is asymmetrical, there-
fore, at assembly, try positioning each side of disc
on gear to determine best installation position.
@Torque to 20 N-m (15 ft-Ibs) .
. I