BOMBARDIER SEA-DOO SPX 5838 1998 Shop Manual page 51

Bottom End and Top End
Remove the carburetor(s) and gasket(s). Make
sure the surface of the intake manifold (717 en-
gine) or rotary valve cover (787 engine) are clean.
Install the intake plate(s) no. 3 with fasteners
from the kit and tighten adequately.
On engines with the RAVE system, remove the
RAVE valves and gaskets.
Install plates no. 4 with fasteners from the kit and
tighten adequately.
NOTE: On engines with the RAVE system, the
boot and O-ring can be checked for leakage with
the valve in place. Simply remove the cover to ex-
pose the boot.
Make sure the spark plugs are installed and tight-
en.
Block pulse hose using a hose pincher.
NOTE: Do not block the rotary valve shaft hoses.
Install pump to the exhaust plate fitting.
3
1
F01B2ZA
717 ENGINE
1. Intake plates
2. Pulse hose blocked with a hose pincher
3. Exhaust plate
2
4
1
3
F01B30A
787 ENGINE
1. Intake plates
2. RAVE valve plates
3. Pulse hose blocked with a hose pincher
4. Exhaust plate
Activate pump and pressurize engine to 34 kPa (5 PSI).
Do not exceed this pressure.
Wait 3 minutes and check if pressure drops; if so,
verify all testing components.
If kit components are not leaking, verify engine
jointed surfaces as per following areas:
– spark plugs
– cylinder head gasket
– cylinder base gasket
– crankcase halves
– rotary valve cover
2
– engine plugs
– exhaust manifold
– intake manifold (717 engine)
– oil injection pump (717 engine)
Section 04 ENGINE
Subsection 02 (LEAK TEST)
-
CAUTION
04-02-3