Mercury MerCruiser D2.8L D-Tronic Service Manual page 726

SEAWATER COOLING SYSTEM
4. Open seacock if equipped, or unplug seawater inlet hose and reconnect. Tighten hose
clamps securely.
5. Start engine. Operate briefly to fill cooler.
6. Check for leaks.
7.
IMPORTANT: Use only ATF (Automatic Transmission Fluid), such as Dexron III.
8. Quickly check transmission fluid level. Fluid should be between MIN and MAX marks
on dipstick.
9. Fill transmission to proper level.
Page 6A-44
Stop engine.
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002