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6 - M
AINTENANCE
44
90-8M0114811 JANUARY 2016
3. Install the vent plug.
a -
Vent plug opening
b -
Level propeller shaft
Tube Ref
No.
Description
Where Used
Part No.
SAE 85W-90
Mercury Racing
Gear Oil
M8 drive unit
8M0078015
C
HECKING
T
RANSMISSION
F
LUID
L
EVEL
The transmission must be level to check the fluid level in the
transmission.
a
b
45697
1. Start the engine, and shift the transmission through the
FORWARD, REVERSE, and NEUTRAL positions: shut off the
engine.
2. Remove the dipstick and check the fluid level against the
markings on the measure.
3. Add fluid (Type F
1.
, ATF) in 200 cc (½ pint) intervals until the
level is at, or just below the FULL mark, do not overfill.
C
LOSED
C
OOLING
S
YSTEM
The fluid in the coolant reservoir level should be maintained according
to engine coolant temperature.
Use Mercury Extended Life Antifreeze/Coolant to replenish the
reservoir.
a -
Coolant sight window
a
58051
1.
Use type FA only if type F is not available