Section 5 - Maintenance
Page 72
90-8M0074347
eng
OCTOBER 2012
Tube Ref No.
Description
Where Used
Part No.
87
High Performance Gear
Lubricant
Gear lube monitor
92-858064K01
3. Ensure that the rubber gasket is inside the cap and install. Do not over tighten.
NOTE: When filling the entire sterndrive unit refer to
Changing
.
Changing
1. Remove the gear lube monitor from the bracket.
2. Remove the gear lube monitor cap and empty the contents into a suitable container.
3. Install the gear lube monitor in the bracket.
4. Place the sterndrive unit in full trim out position, remove the oil fill and drain screw and sealing washer and drain the oil.
a -
Oil fill and drain screw
b -
Sealing washer
5. Remove the oil vent screw and sealing washer. Allow the oil to drain completely.
a -
Oil vent screw
b -
Sealing washer
IMPORTANT: If any water drained from the oil fill/drain hole, or if the oil appears milky, the sterndrive unit is leaking and
should be checked immediately by your authorized Mercury MerCruiser dealer.
6. Lower the sterndrive unit so that the propeller shaft is level. Fill the sterndrive unit through the oil fill and drain hole with the
specified gear lubricant until an air‑free stream of lubricant flows from oil vent hole.
Tube Ref No.
Description
Where Used
Part No.
87
High Performance Gear
Lubricant
Sterndrive unit
92-858064K01
IMPORTANT: Use only Mercury/Quicksilver High Performance Gear Lubricant in sterndrive unit.
7. Install the oil vent screw and sealing washer.
8. Continue to pump gear lubricant into the drive through the oil fill and drain plug hole until gear lubricant appears in the gear
lube monitor.
9. Fill the monitor so that the gear lube level is in the operating range. Do not overfill.
a
b
7160
a
b
7161