BOMBARDIER SEA-DOO GS 5626 1998, Shop Manual

Page: 186 / 426

Section 06 FUEL SYSTEM
Subsection 04 (CARBURETOR)
06-04-5
Connect a clean plastic tubing to the valve inlet
nipple and alternately apply pressure and vacuum.
The check valve should release with pressure and
hold under vacuum.
TYPICAL
1. Apply pressure and vacuum at inlet nipple
To check the injector, install pump gauge tester to
the injector hose.
NOTE: Injectors are also equipped with check
valves.
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 valve is too low, the check
valve is leaking. If it is too high, less fuel will be
delivered which may lead to engine hesitation un-
der acceleration.
ASSEMBLY
When assembling pump, ensure to properly posi-
tion components together. Refer to previous illus-
trations if necessary.
6,7, Choke Plate and Throttle Plate
When installing plate onto shaft, close plate so
that it centers into carburetor bore. Firmly tighten
screws.
8, Needle Valve Lever
Rounded end of needle valve lever must be flush
with surrounding metering chamber floor and not
with body assembly. Place the end of a ruler over
lever to check adjustment.
1. Metering chamber floor
2. Lever end
3. Flush
◆
WARNING
Some fuel may be present in fuel pump.
F06F08A
1
F04F0JB
1
2
-
CAUTION
Always apply Loctite 242 (blue) on screw
threads prior to installing screws.
1
F01F0ZA
3
2