Mercury Optimax 150 User Manual

DIRECT FUEL INJECTION
90-855347R1 JANUARY 1999 Page 3B-25
Reed Block Assembly Removal
1. Remove 2 screws securing air plenum to reed plate assembly.
2. Remove 3 bolts securing oil pump adaptor plate to air plenum assembly.
56144
b
a
a
a
a
b
a
a
a-Screws (2 each)
b-Bolts (3 each)
Reed Block Assembly Installation
1. Secure oil pump adaptor plate to air plenum with 3 bolts. Torque bolts to 16 lb. ft. (22.0
Nm).
2. Secure air plenum to reed plate with 2 screws. Drive screws tight.
Air Temperature Sensor Removal
Remove 3 screws securing sensor and remove sensor.
56144
a
b
a
b
a-Screws
b-Sensor

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)