Raymarine ST4000 Plus, Owner'S Handbook Manual

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64 ST4000 Plus Wheel & Tiller Autopilots Owner’s Handbook
7. Attach the bracket and lightly tighten the two screws whilst
adjusting the bracket to ensure correct fore and aft positioning.
8. Mark the position of the two remaining mounting holes.
9. Remove the bracket and drill the two 4†mm (0.16†in) holes.
10. Re-attach the bracket and
lightly tighten all four mounting screws.
11. Replace the wheel, making sure the pin locates in the correct slot.
12. Turn the wheel to confirm the bracket is correctly positioned. If the
wheel is bent or the wheel drive is off centre, the pin will move up
and down in the back plate slot. Provided the pin does not reach the
end of the slot this will not affect operation of the actuator.
13. Fully tighten all four screws.
Bulkhead bracket fitting
If the drive unit is used to operate a wheel which is not pedestal
mounted, a bulkhead bracket is available (Catalogue No. D136).