Crankcase Cover Installation - Mercury 200 OptiMax Jet Drive Service Manual

14. Check each connecting rod cap for correct alignment. If it is not aligned, a ridge can be seen or felt at the separating line as
shown below. Correct any misalignment.
a
a - Side view correct
b - Side view incorrect ‑ cap on backwards
c - End view correct
d - End view incorrect ‑ not aligned
e - End view incorrect ‑ cap on backwards
15. Tighten the connecting rod cap screws in three steps to the specified torque.
Description
Connecting rod cap screw
16. Rotate the crankshaft several revolutions to verify there is no binding or catching.
17. Verify if the piston rings were broken during installation by pressing in on each piston ring through the exhaust port with a
screwdriver. If the ring fails to return to spring back position, it is likely the ring is broken and must be replaced.

Crankcase Cover Installation

1. Ensure the mating surfaces of the crankcase cover and cylinder block are clean.
2. Apply Loctite 7649 Primer N to both of the mating surfaces.
Tube Ref No.
Loctite 7649 Primer N
117
3. Install gasket strips into the grooves in the crankcase cover on S/N 0T178499 and below. Trim the end of each gasket strip
flush with the edge of the cover.
90-8M0050731 MAY 2011
b
a
17275
Description
Crankcase cover and cylinder block mating surface
c
First
Second
Final
a - Screwdriver
Where Used
Powerhead
e
d
Nm lb‑in.
1.5 15
27
Turn additional 90°
Part No.
92-809824
Page 4A-55
37568
lb‑ft
20