BOMBARDIER SEA-DOO SPX 5838 1998 Shop Manual page 185

Section 06 FUEL SYSTEM
Subsection 04 (CARBURETOR)
Repeat the same procedure at the outlet nipple.
This time the outlet valve should hold with pres-
sure and release under vacuum.
Inspect valves. The pumping area should be free
of holes, tears or imperfections. Replace as needed.
5, Filter
To verify filter condition proceed as follows:
Remove pump cover no. 16, gasket no. 17, dia-
phragm no. 18 and then pump body no. 4 and di-
aphragm no. 19.
Remove filter from carburetor body then clean fil-
ter and blow carefully with compressed air (low
pressure).
Replace filter if damaged.
F01F0YA
TYPICAL
1. Filter
20, Fuel Accelerator Pump
Disconnect inlet and outlet hoses from accelera-
tor pump nipples.
06-04-4
F06F06A
TYPICAL
1. Fuel inlet hose
2. Fuel outlet hose
Using a suitable pump gauge tester, perform the
following test proceeding as follows:
– Install pump gauge tester (P/N 295 000 083) on
inlet nipple.
– Obstruct outlet nipple with a finger and hold
1
while pumping.
– Pump tester until it reaches 28 kPa (4 PSI).
1
F06F07A
1. Pump gauge tester
2. Hose installed to inlet nipple
3. Outlet nipple obstructed
Diaphragm must stand pressure for 10 seconds.
If pressure drops, replace diaphragm.
Verify accelerator pump check valves operation as
follows:
1 2
2 3