TOHATSU BFT250A Service Manual page 536

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GEAR CASE (COUNTER ROTATION)
EXPLODED VIEW
VERTICAL SHAFT
OIL SLINGER
ASSEMBLY
Set the pinion gear [1] on the vertical shaft [2], and
loosely tighten the pinion gear nut [3] by hand.
Apply gear oil to the inner surface of the taper roller
bearing inner races, rollers, and the inner surface of the
outer race. Assemble the inner races and the outer
race.
Install the shim [4] and the taper roller bearing [5] on the
vertical shaft.
• When the gear case, vertical shaft, pinion gear, or
taper roller bearing is replaced with a new one,
perform the shim adjustment and select the
appropriate shim accordingly (page 17-34).
• Set the taper roller bearing with the side on which
the "E" dimension was measured during shim
adjustment toward the pinion gear.
17-32
TAPER ROLLER BEARING
(32 x 66 x 49 mm) (INNER RACE)
TAPER ROLLER BEARING
(32 x 66 x 49 mm) (OUTER RACE)
TAPER ROLLER BEARING
(32 x 66 x 49 mm) (INNER RACE)
PINION GEAR SHIM
[2]
[5]
[4]
[1]
[3]