Mercury Optimax 150 User Manual

DIRECT FUEL INJECTION
90-855347R1 JANUARY 1999 Page 3B-23
4. Remove sta-strap securing air temperature sensor harness to fuel hose.
5. Remove vapor separator vent hose to air plenum.
NOTE: Upper fuel hose goes to fuel cooler. Lower fuel hose goes to electric pump beside
fuel/water separator.
6. Remove the fuel inlet hose from the pulse fuel pump.
7. Remove the fuel outlet hose and fuel return hose from the vapor separator.
8. Remove 3 mounting bolts and remove separator.
56157
c
c
a
b
g
g
f
e
d
57317
a-Harness Connector
b-Sta-strap
c-Fuel Hoses
d-Fuel Inlet Hose
e-Fuel Outlet Hose
f-Fuel Return Hose
g-Mounting Bolts

Mercury Optimax 150 Specifications

General

Horsepower	150 HP
Engine Type	V6
Alternator Output	60 amp / 756 watt
Starting	Electric
Steering	Remote
Displacement	2.5 L
Fuel Induction System	2-Stage Direct Fuel Injection (DFI)
Shaft Length	20", 25"
Dry Weight	431 lbs (20 in), 439 lbs (25 in)