TOHATSU BFT75A Service Manual page 461

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GEAR CASE
ASSEMBLY
Apply gear oil to the circumference of a new ball
bearing [1].
Set a wood block [2] under the reverse bevel gear [3].
Drive the ball bearing into the reverse bevel gear using
the special tool and a hydraulic press as shown.
TOOL:
Driver, 40 mm I.D. [4]
Soak the propeller shaft holder [1] in a container filled
with oil with the reverse bevel gear/bearing installation
side down.
Heat the oil up to 80 – 90 °C (176 – 194 °F).
Do not heat the oil above 90 °C (194 °F)
After the entire propeller shaft holder becomes hot,
remove the holder from the container and install the
reverse bevel gear/bearing quickly [2] on the propeller
shaft holder.
• The entire propeller shaft holder becomes hot. Wear
groves during the operation.
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07746-0030100
[3]
Heat the oil up to 80 – 90 °C (176 – 194 °F)
[1]
[4]
Thermometer
[1]
[2]
[1]
[2]