Mercury 40 Service Manual page 430

2. Check for external leaks in the manual tilt system. Replace defective part(s) if leak is
found.
IMPORTANT: If cut or damaged O-rings are found, inspect machined surfaces for
scoring, burrs or debris.
3. Check for discharged accumulator. 35 to 50 lb-ft (47-68 Nm) of pulling force must be at-
tained when tilting outboard from full "down" to full "up" position. If more than 50 lb-ft (68
Nm) of force is required, replace accumulator.
a -
b -
90-828631R3 MARCH 1999
a
b
Weight Scale
Valve Lever (open position)
MANUAL TILT ASSIST
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Page 5D-17