Section 08
FUEL SYSTEM
Subsection 04
(CARBURETOR)
08-04-6
SMR2002-035_08_04A.FM
LOW LEVER
Step
: Depress here
Step
: Pry up here
POP-OFF Pressure Test
Proceed as follows:
– Install pump gauge tester on carburetor fuel in-
let nipple.
– Obstruct fuel return nipple with a finger.
– Pump tester until inlet release pressure is
reached (seen by a sudden pressure drop).
TYPICAL
1. Pump gauge tester
2. Install on inlet nipple
3. Obstruct outlet nipple
Refer to the following table for pop-off pressure
specifications:
NOTE:
Pressure test should be performed three
times to obtain a valid reading.
If pop-off pressure is not within specification,
check control lever adjustment. Replace spring as
necessary.
CAUTION:
Do not stretch or cut spring.
LEAK TEST
Needle valve must stand a pressure of 69 kPa
(10 PSI) for 30 seconds. Otherwise, hold carbure-
tor upside down, pour oil over needle valve and
apply pressure.
Check for bubbles. If they come from seat or
O-ring, bubbles will exit around seat. Retighten as
necessary.
If it still leaks remove needle and seat and replace
O-ring.
If bubbles come from needle, replace needle and
seat.
Main Jet and Pilot Jet
Pilot jet
no. 10
and main jet
no. 9
are replaceable.
Different jet sizes are available to suit temperature
and altitude conditions. Always inspect spark plug
tip condition when dealing with pilot jet and main
jet. Spark plug tip condition gives a good indication
of carburetor mixture setting.
CAUTION:
Adjustments vary with temperature
and altitude. Always observe spark plug condi-
tion for proper jetting.
NOTE:
To have access to pilot jet
no. 10
or main
jet
no. 9
, check valve housing must be removed.
TYPICAL
1. Pilot jet
2. Gasket
3. Main jet
4. Check valve housing removed
MODELS
POP OFF PRESSURE
min./max. (PSI)
GTI , GTI LE
36/40
XP, GTX
19/23
F01F34A
2
1
1
2
F01F10A
1
2
3
1
F01F11A
2
3
4
www.SeaDooManuals.net
Summary of Contents for GTI 5558
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Page 541: ...2002 GTI MODEL www SeaDooManuals net ...
Page 542: ...SMR2002 051_16_00A FM 2002 GTI MODEL F17Z01 www SeaDooManuals net ...
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Page 548: ...SMR2002 051_16_00A FM 2002 GTX RFI MODEL F15Z04 www SeaDooManuals net ...
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Page 550: ...SMR2002 051_16_00A FM 2002 XP MODEL F08Z02 www SeaDooManuals net ...
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Page 552: ...SMR2002 051_16_00A FM 2002 RX MODEL F16Z03 www SeaDooManuals net ...
Page 553: ...2002 RX DI MODEL www SeaDooManuals net ...
Page 554: ...SMR2002 051_16_00A FM 2002 RX DI MODEL F16Z04 www SeaDooManuals net ...
Page 555: ...2002 LRV DI MODEL www SeaDooManuals net ...
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