Assembly - Sea-doo RX Shop Manual

To check the injector, install pump gauge tester to
the injector hose.
NOTE: Injectors are also equipped with check
valves.
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TYPICAL
1. Install pump gauge tester to injector hose
2. Injector
Pump tester. Injector check valve should open at
13 ± 3 PSI.
NOTE: If the obtained pressure is too low, the
check valve is leaking. If it is too high, less fuel will
be delivered which may lead to engine hesitation
under acceleration.

ASSEMBLY

When assembling pump, ensure to properly posi-
tion components together. Refer to previous illus-
trations if necessary.
Choke Plate and Throttle Plate
When installing plate no. 6 onto shaft no. 7, close
plate so that it centers into carburetor bore. Firmly
tighten screws.
CAUTION: Always apply Loctite 243 (blue) on
screw threads prior to installing screws.
SMR2000-057_07_04A.FM
Needle Valve Lever
Rounded end of needle valve lever no. 8 must be
flush with surrounding metering chamber floor
and not with body assembly. Place the end of a
ruler over lever to check adjustment.
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1. Metering chamber floor
2. Lever end
3. Flush
To adjust, bend lever very slightly to change its
height.
CAUTION: When adjusting lever, do not pry it
so that it applies pressure on needle. This could
damage valve seat/needle.
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HIGH LEVER
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Step
2
Step
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Section 07 FUEL SYSTEM
Subsection 04 (CARBURETOR)
3
: Depress here
: Push tab down
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07-04-5