Mercury 40 Service Manual page 38

Installing Outboard 40-50 HP
40-50 Hp – Non-Thumb Screw Models
a
a - Non-Thumb Screw
2. Center outboard on the transom.
3. Secure outboard to the transom temporarily us-
ing C-clamps.
4. Mark location for four mounting holes.
NOTE: Normally the 4 upper mounting holes marked
are to be drilled. This allows the outboard to be raised
without re-drilling. Use other holes if necessary to
avoid obstructions.
a
a
a - Upper Mounting Holes
1D-2 - IMPORTANT INFORMATION
5. Drill four mounting holes using a 17/32 in. (13.5
mm) drill bit.
6. Position outboard so the anti-ventilation plate is
within 1 in. (25.4 mm) of the boat bottom.
0 - 1 in.
(0 - 25.4mm)
a - Anti-Ventilation Plate
7. Fasten outboard with provided mounting hard-
ware shown. Apply RTV Silicon Sealer to shanks
of bolts (not threads).
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a - 1/2 in. (12.7 mm) Diameter Bolt (4)
b - Flat Washer (4)
c - Locknut (4)
a
Before operation, the outboard must be correctly
a
installed with four mounting bolts shown. Failure
to correctly fasten outboard could result in out-
board ejecting off boat transom causing serious
injury, death, or property damage.
c
b
RTV Silicone Sealer (92-91601-1)
WARNING
90-852572R1 JANUARY 1998
a
85
a