Checking The Fuel Joint; Disassembling The Fuel Pump; Checking The Diaphragm And Valve - SELVA MARINE Pike 9,9 Service Manual

FUEL

Checking the fuel joint

1. Check the fuel joint. Replace if cracked
or damaged.
2. Connect the special service tool to the
fuel joint outlet.
3. Apply the specified positive pressure.
Replace the fuel joint if the specified
pressure cannot be maintained for at
least 10 seconds.
Vacuum/pressure pump gauge set:
90890-06756
Specified positive pressure:
50 kPa (0.5 kgf/cm

Disassembling the fuel pump

1. Disassemble the fuel pump as shown.
O U
T
I N
2. Remove the pin 1 from the plunger 2,
and then disassemble fuel pump body 1
3.
4-5
Fuel system
S6AU4004
2
, 7.3 psi)
S6AU4010
4
NOTE:
• Push the plunger 2 and diaphragm com-
pletely inward, and then turn fuel pump
body 1 3 approximately 90° to a position
where the pin 1 can be removed easily.
• Slowly release on the plunger 2 and dia-
phragm, and then remove them.
4

Checking the diaphragm and valve

1. Check the diaphragms 1 and valves 2.
Replace the diaphragms if torn and the
valves if cracked.
O U
T
I N
1
2
3
90˚
S6AU4011
1
S6AU4012
2
2
1
S6AU4013
6AU3K11
4