BOMBARDIER 1980 Shop Manual page 67

ROTARY VALVE &. COOLANT
PUMP
CLEANING
Discard all all seals and "0" nngs
Clean all metal components in a non-ferrous metal
cleaner.
DISASSEMBLY & ASSEMBLY
@Torque to
20
N'm
(15
ft-Ibs).
®Rotary valve adjustment when replacing crankcase
having no timing marks.
REQUIRED TOOLS
Angle finder
(4143529 00)
~
~~ ~~
TOC
gauge
(4141047 00)
ENGINE TYPE
354 - 454
TIMING MARKS
opening, closing
132°.52°
SECTION 03
SUB-SECTION 02, (ENGINES)
For example:
132 °
opening
52 °
closlOg
USing angle finder. mark crankcase at 132 ° from bottom
edge of magneto side IOlet port.
n
f:j,
From top edge of magneto side inlet port, mark crankcase
at 52".
-~
'©'//
'"Q
Magneto side
Inlet port
(354-454 ENGINE TYPES). PAGE 9