Checking The Lower Case; Assembling The Forward Gear; Assembling The Drive Shaft; Installing The Shift Rod - Yamaha F50D Servise Manual

Draive shaft runout: 0.2 mm (0.008 in)

Checking the lower case

1. Check the skeg, anti-cavitation plate and
torpedo. Replace the lower case if
cracked or damaged.

Assembling the forward gear

1. Install a new taper roller bearing into the
forward gear. NOTICE: Do not reuse the
bearing, always replace it with a new
one.
Magnet base plate 1: 90890-07003
Bearing inner race attachment 2:
90890-06639

Assembling the drive shaft

1. Install a new taper roller bearing into the
drive shaft. NOTICE: Do not reuse the
bearing, always replace it with a new
one.

Installing the shift rod

1. Install new O-rings 1, 2, plate 3, a new
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2

Assembling the lower case

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Drive shaft and lower case (F50D)
1
Bearing inner race attachment 1:
90890-06644
oil seal 4, circlip 5, shift rod 6, and
shift cam 7.
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2
F
Use heat-resistant gloves, otherwise
burns could result.
Remove any flammable substances,
such as gasoline and oil, around the
working area to avoid the risk of fire.
Heat the lower case in a well-ventilated
area.
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