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6 - M
AINTENANCE
44
90-8M0077672 JUNE 2013
Tube Ref
No.
Description
Where Used
Part No.
87
High
Performance
Gear Lubricant
Transom input shaft bearing
housing
92-858064K01
C
HECKING
M8
OR
NXT6 SSM D
RIVE
U
NIT
F
LUID
L
EVEL
1. Remove the upper vent plug from the gearcase. The gear
lubricant level should be to the bottom of the vent plug hole
with the propeller shaft level.
2. If gear lubricant level is low, add fluid until gear lubricant
comes out of the vent plug opening.
3. Install the vent plug.
a -
Vent plug opening
a
b
45697
b -
Level propeller shaft
IMPORTANT: If the lubricant color is green, service the drive with
High Performance Gear Lubricant. If the fluid color is amber, service
the drive with Mercury Racing Gear Oil.
Tube Ref
No.
Description
Where Used
Part No.
87
High
Performance
Gear Lubricant
M8 drive unit
92-858064K01
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.
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 should be maintained at
approximately 6 mm (¼ in.) above the baffle plate.
1.
Use type FA only if type F is not available