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Section 10
FUEL SYSTEM
Subsection 04
(CARBURETOR)
SMR2003-032_10_04A.FM
10-04-5
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
19.4 kPa ± 4.7 (2.8 ± .6 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.
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.
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.
HIGH LEVER
Step
: Depress here
Step
: Push tab down
F04F0JB
1
2
1
F01F0ZA
3
2
F01F0HA
2
1
1
2
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Summary of Contents for 2003 GTI LE RFI
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Page 767: ...NOTE www SeaDooManuals net ...
Page 768: ...NOTE www SeaDooManuals net ...
Page 769: ...F00Z0D 2003 GTI MODEL WARNING www SeaDooManuals net ...
Page 770: ...F00Z0C 2003 GTI LE MODEL WARNING www SeaDooManuals net ...
Page 771: ...F00Z0E 2003 GTI LE RFI MODEL WARNING www SeaDooManuals net ...
Page 772: ...F00Z0J 2003 RX DI MODEL WARNING www SeaDooManuals net ...
Page 773: ...F00Z0I 2003 GTX DI MODEL WARNING www SeaDooManuals net ...
Page 774: ...F00Z0K 2003 XP DI MODEL WARNING www SeaDooManuals net ...
Page 775: ...F00Z0F 2003 GTX 4 TEC MODEL WARNING www SeaDooManuals net ...
Page 776: ...F00Z0G 2003 GTX 4 TEC MODEL WITH AUXILIARY DESS MODULE WARNING www SeaDooManuals net ...
Page 777: ...F00Z0B 2003 GTX 4 TEC AND GTX 4 TEC SUPERCHARGED MODELS WARNING www SeaDooManuals net ...
Page 779: ...www SeaDooManuals net ...