TOHATSU BFT75A Service Manual page 457

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GEAR CASE
INSTALLATION
Install a new shim [1] on the gear case [2].
• When the gear case, forward bevel gear, or the
taper bearing have been replaced with new ones,
perform shim adjustment and select the appropriate
shim accordingly (page 16-40).
Apply gear oil to a new taper bearing (outer race) [3].
Install the taper bearing (outer race) on the gear case
using the special tools as shown.
• Replace the taper bearing (outer race) and the inner
race with new ones as a set on reassembly.
• Install the taper bearing (outer race) with the smaller
I.D. side toward the shim.
TOOLS:
Driver handle, 15 x 280 mm [4]
Attachment, 52 x 55 mm [5]
Mandrel [6]
Pilot, 25 mm [7]
Apply gear oil to the inner surface and the rollers of a
new taper bearing (inner race) [1].
Set a wood block [2] under the forward bevel gear [3].
Drive the taper bearing (inner race) into the forward
bevel gear using the special tools and a hydraulic
press.
TOOLS:
Driver [4]
Attachment, 52 x 55 mm [5]
Install the forward bevel gear/taper bearing [1] in the
gear case.
Wipe the tapered part of the vertical shaft [2] and pinion
gear [3] with a shop towel and degreasing cleaning
solvent.
Install the pinion gear and vertical shaft.
• Before installing the pinion gear, make sure that the
forward bevel gear/taper bearing is positioned in the
gear case correctly.
16-28
07949-3710001
07746-0010400
07SPD-ZW0010Z
07746-0040600
07749-0010000
07NAD-P200100
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[7]
[5]
[6]
[4]
[3]
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