AUTO TRIM II
SERVICE MANUAL NUMBER 28
90-863160 MAY 2000 Page 5D-9
Control Module Adjustment
1. Completely turn adjustment knob on control module COUNTERCLOCKWISE.
2. Turn knob back CLOCKWISE four clicks.
3. With auto trim mode switch in AUTO position and the sterndrive unit trimmed full
IN/DOWN, accelerate boat slowly while watching trim gauge.
4. If boat is on plane well before sterndrive unit begins to trim out (this may happen with
lighter, faster boats), rotate adjustment knob COUNTERCLOCKWISE one click and
accelerate boat slowly.
Continue procedure until boat is on plane approximately five or six seconds before trim out
occurs.
5. If boat is not on plane before sterndrive unit begins to trim out (this may happen with
slower, heavier boats), rotate adjustment knob clockwise one click and accelerate boat
slowly.
22178
a
Control Module
a-Adjustment Knob
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