Mercury 150 Operation, Maintenance And Installation Manual page 42

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.
AUXILIARY TILT SWITCH
This switch can be used to tilt the outboard up or down using the power trim
system.
a
FEATURES AND CONTROLS
a -
2745
Auxiliary tilt switch
32
eng