Mercury 150 Manual page 82

However, once on plane, the engine should be trimmed to a more intermediate position to avoid a bow-
down planing condition called plowing. Plowing can cause bow steering or over steering and inefficiently
consumes horsepower.
a - Tilt pin (not included with engine)
Stainless Steel Tilt Pin
The owner may decide to limit the trim in. This can be accomplished by purchasing a stainless steel tilt
pin from your dealer and insert it in whatever adjustment hole in the transom brackets is desired. A non-
stainless steel shipping bolt should not be used in this application other than on a temporary basis.
OUTBOARD INSTALLATION
2749
a
or116
17-49930A 1
Limits the down trim angle of the power trim
equipped engines, or aids in determining
the trim out angle on non-power trim
engines.
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