Auxiliary Tilt Switch; Shallow Water Operation - Mercury 140 Service Manual

NOTE: The manual tilt release valve must be tightened before operating the outboard to prevent the outboard from
tilting up during reverse operation.
1. Turn out the manual tilt release valve 3 turns counterclockwise. This allows manual tilting of the outboard.
Tilt the outboard to the desired position and tighten the manual tilt release valve.

AUXILIARY TILT SWITCH

The auxiliary tilt switch can be used to tilt the outboard up or down using the power trim system.
a - Auxiliary tilt switch

SHALLOW WATER OPERATION

When operating your boat in shallow water, you can tilt the outboard beyond the maximum trim range to prevent
hitting bottom.
1. Reduce engine speed below 2000 RPM.
2. Tilt outboard up. Make sure all the water intake holes stay submerged at all times.
3. Operate the engine at slow speed only. If engine speed exceeds 2000 RPM, the outboard will automatically
return down to the maximum trim range.
FEATURES AND CONTROLS
a
ob00665
ob00666
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