Submerged Outboard - Mercury 135 Optimax Operation And Maintenance Manual

a
a - Vent plug
b - Vent hole
IMPORTANT: Replace sealing washers if damaged.
4. Stop adding lubricant. Install the vent plug and sealing washer before removing the lubricant tube.
5. Remove lubricant tube and reinstall cleaned fill/drain plug and sealing washer.

Submerged Outboard

A submerged outboard will require service within a few hours by an authorized dealer once the outboard is
recovered from the water. This immediate attention by a servicing dealer is necessary once the engine is exposed
to the atmosphere to minimize internal corrosion damage to the engine.
MAINTENANCE
b
c - Fill/drain plug
50
c
3400