Vapor Separator Installation - Mercury Optimax 115 Service Manual

4. Connect fuel hose from top of low pressure fuel pump to 90 elbow on back side of
vapor separator. Secure hose with 15.3 mm full circle clamp (54-856880) using crimp-
ing tool 91-803146T. (Back view of vapor separator shown below)
a -

Vapor Separator Installation

1. Secure vapor separator to air plenum with 3 bolts. Torque bolts to 45 lb. in. (5.0 Nm).
2. Connect fuel inlet hose from pulse pump.
3. Connect fuel outlet hose and fuel return hose to vapor separator.
a -
b -
c -
d -
e -
90-855347R1 JANUARY 1999
Secure Fuel Hose with 15.3 mm Full Circle Clamp (54-856880)
c
d
a
f
Mounting Bolts [Torque to 45 lb. in. (5.0 Nm)
Fuel Inlet Hose
Fuel Outlet Hose
Fuel Return Hose
Low Pressure Electric Fuel Pump (6 - 9 psi)
f - Inlet Fuel Hose to Low Pressure Pump
DIRECT FUEL INJECTION
b
e
57317
a
57293
Page 3B-31