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5.5 Wheel drive (wheel pilots only)
The Raymarine wheel drive will fit 3, 4, 5, 6, 7 or 8 spoke wheels. It is
designed to operate with steering systems with between 1 to 3.5 turns
lock to lock.
Clamp screw,
M5 x 16 mm (x6)
Wheel drive – main parts (see
Installation stages
Installing the wheel drive involves four stages:
1. Drilling the spoke clamp holes in the front cover.
2. Securing the wheel drive to the wheel.
3. Attaching the pedestal bracket.
4. Connecting the drive to the control unit.
ST4000+ Wheel & Tiller Autopilots: Owner's Handbook
Wheel drive
Pre-drilled spoke
front cover
clamp holes (x2)
Spoke clamp (x3)
Clamp insert (x3)
page 102
Bracket screw,
No 10 x 3/4 inch (x4)
Pedestal
bracket
Bracket pin
Cable plug
Cable socket
Motor tube
Clutch lever
for dimensions)
D5402-2