3D-48 - FUEL SYSTEMS 90-824052R3 JUNE 2002
Fuel Pressure Regulator
Disassembly
1. Inspect O-rings for cuts and abraisions. Replace
as required.
2. Inspect fuel filter for debris. Clean with solvent as
required.
a
b
a - O-rings
b - Filter
Fuel Pressure Regulator Reassembly
a
b
a - Screw (2) [Torque to 30 lb. in. (3.5 N·m)]
b - Screw (2) [Torque to 45 lb. in. (5.0 N·m)]
Vapor Separator Removal
1. Disconnect boat battery from engine harness.
2. De-pressurize EFI fuel system by wrapping a
clean cloth around pressure port valve and in-
serting tip of screwdriver into valve, depressing
valve core. Let fuel drain from valve.
55179
a
a - Pressure Port
3. Remove return fuel line from pressure regulator.
4. Remove regulator hose from regulator.
5. Remove 2 screws securing regulator to
separator and remove regulator.
55204
c
b
a
a - Return Fuel Line
b - Regulator Hose
c - Screws
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