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Section 4 - Maintenance
7.
Remove the vent plug and sealing washer. Allow the gear lube to drain completely.
b
a
IMPORTANT: If any water drains from the fill and drain plug hole, or if the gear lube appears milky, the sterndrive is
leaking and should be checked immediately by your Mercury Diesel authorized repair facility.
8.
Lower the sterndrive so that the propeller shaft is level.
9.
Fill the sterndrive through the fill and drain plug hole with the specified gear lube until an air‑free stream of lube flows from
the vent plug hole.
Tube Ref No.
High Performance Gear Lube
87
IMPORTANT: Use only Mercury/Quicksilver High Performance Gear Lube in the sterndrive.
10. Install the vent plug and sealing washer.
11. Continue to pump gear lube into the drive through the fill and drain plug hole until the gear lube appears in the gear lube
monitor.
12. Fill the gear lube monitor so that the gear lube level is in the operating range. Do not overfill.
c
a
Sterndrive Model
Bravo One X Diesel
Bravo One XR
Bravo Two X Diesel
Bravo Three X Diesel
Bravo Three XR
13. Ensure that the rubber gasket is inside the gear lube monitor cap and install. Do not overtighten.
a
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19066
Description
b
Fluid Capacity includes
the Sterndrive and the
Gear lube Monitor
2736 ml (92‑1/2 oz.)
3209 ml (108‑1/2 oz.)
2972 ml (100‑1/2 oz.)
a -
Gear lube monitor cap
19962
a -
Vent plug
b -
Sealing washer
Where Used
Sterndrive unit
Gear lube monitor
a -
Gear lube level at the "ADD" mark
b -
Gear lube level at the "OPERATING RANGE" mark
c -
Gear lube monitor cap
19947
Fluid Type
High Performance Gear
Lube
92-858064K01
Fluid Part Number
92‑802854A1
90-8M0113987
DECEMBER 2015
eng
Part No.
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