Installation; Lubrication; Steering System - Mercury 350 MAG Manual

6. Loosen each filter assembly retaining screw until the screw is disengaged from the Cool Fuel Module. Do not remove the filter
assembly retaining screws from the filter cap.
7. Unseat the filter assembly by grasping the filter assembly handle and pulling upward. Do not remove the filter assembly from
the Cool Fuel Module at this time.
8. Allow any fuel that may be in the filter assembly to drain out through the bottom of the filter assembly and into the Cool Fuel
Module filter reservoir.
9. Remove the filter cup from the filter cap by grasping the filter cap and rotating it in a clockwise direction while holding the filter
cup stationary.
10. Remove the used water‑separating fuel filter element from the filter cup, place it in a clean, approved container.
11. Dispose of any water or debris that may be in the filter cup.

Installation

1. Install a new water‑separating fuel filter element into the filter cup. Push the element into the cup until completely seated.
2. Install new O‑ring on the filter cup.
3. Attach the filter cap to the filter cup by grasping the filter cap and rotating it in a counter clockwise direction while holding the
filter cup stationary, until the filter cap locks securely into place.
4. Install the fuel filter assembly slowly into the Cool Fuel Module to prevent spilling fuel, and align the screws retained in the
filter cap with the screw holes in the Cool Fuel Module. Tighten the filter assembly retaining screws until hand tight.
5. Ensure that the filter cap is firmly seated against the Cool Fuel Module and torque each filter assembly retaining screw.
Description
Filter assembly retaining screw
6. Open fuel supply valve, if equipped.
7. Reconnect the Cool Fuel Module harness to the engine wiring harness.
8. Properly ventilate the engine compartment.
Without sufficient cooling water, the engine, the water pump, and other components will overheat and suffer damage. Provide
a sufficient supply of water to the water inlets during operation.
9. Supply cooling water to the engine.
10. Start the engine. Check for gasoline leaks around the fuel filter assembly. If leaks exist, stop the engine immediately. Recheck
the filter installation, clean spilled fuel and properly ventilate the engine compartment. If leaks continue, stop engine
immediately and contact your authorized Mercury MerCruiser dealer.

Lubrication

Steering System

Incorrect cable lubrication can cause hydraulic lock, leading to serious injury or death from loss of boat control. Completely
retract the end of the steering cable before applying lubricant.
NOTE: If steering cable does not have grease fitting, inner wire of cable cannot be greased.
90-8M0050539 MAY 2011
eng
NOTICE
WARNING
!
Section 5 - Maintenance
Nm lb. in. lb. ft.
6 53
Page 99