Mercury 40 Sea Pro User Manual page 38

Mercury marine
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a
b
c
a -
Too much angle (stern down - bow up)
b -
Not enough angle (stern up - bow down)
c -
Angle adjusted properly (bow slightly up)
Consider the following lists carefully when adjusting the operating angle of your outboard.
Adjusting the outboard close to the boat transom can:
Lower the bow.
Result in quicker planing off, especially with a heavy load or a stern heavy boat.
Generally improve the ride in choppy water.
Increase steering torque or pull to the right (with the normal right hand rotation propeller).
In excess can lower the bow of some boats to a point where they begin to plow with their bow in the water
while on plane. This can result in an unexpected turn in either direction (called bow steering or over-steering)
if any turn is attempted or if a significant wave is encountered.
Adjusting the outboard away from the boat transom can:
Lift the bow out of the water.
Generally increase top speed.
Increase clearance over submerged objects or a shallow bottom.
Increase steering torque or pull to the left at a normal installation height (with the normal right hand rotation
propeller).
In excess can cause boat porpoising (bouncing) or propeller ventilation.
MANUAL GAS ASSISTED TILT SYSTEM - TILLER HANDLE MODELS
Models equipped with a gas assisted tilt system allows the operator to easily tilt and lock the outboard at any tilt
position from full down to full up.
This tilt system is designed to be adjusted when the outboard is idling in neutral or with the engine turned off.
Before operating, the outboard must be locked in its tilt position by moving the tilt lock lever to the lock/run position.
FEATURES & CONTROLS
33
ob00613

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