Mercury 8.2L MAG/H.O./SeaCore Sterndrive Operation And Maintenance Manual page 63

d. Drain the fluid into a suitable container.
a
b
5. All other models:
a. Place the sterndrive unit in full trim out position.
b. Remove the oil fill and drain screw and sealing washer.
c. Drain the fluid into a suitable container.
b
a
6. Remove the oil vent screw and sealing washer. Allow the oil to drain completely.
b
a
IMPORTANT: If any water drains from the unit, or if the fluid appears milky, the sterndrive unit is leaking. See your
authorized Mercury MerCruiser dealer.
7. Lower the sterndrive unit so the propeller shaft is level.
IMPORTANT: Use only Mercury/Quicksilver High Performance Gear Lubricant in the sterndrive unit.
8. Fill the sterndrive unit through the oil fill and drain hole with specified gear lubricant until an air‑free stream of lubricant
flows from the oil vent hole.
Tube Ref No.
High Performance Gear Lubricant
87
9. Install the oil vent screw and sealing washer.
10. Continue to pump gear lubricant into the drive through the oil fill and drain hole until gear lubricant appears in the gear lube
monitor.
11. Fill the monitor so that the oil level is in the operating range. Do not overfill.
12. Ensure that the rubber gasket is inside the cap and install. Do not overtighten.
90-8M0128976 MAY 2017
eng
a - Oil fill and drain screw
b - Sealing washer
mc79506-1
mc79507-1
mc77106-1
Description
a - Oil fill and drain screw
b - Sealing washer
a - Oil vent screw
b - Sealing washer
Where Used
Sterndrive unit
Section 4 - Maintenance
Part No.
92-858064K01
Page 55