Raymarine 400 Manuale Utente Scaricare il pdf (Pagina 19)

Chapter 3. Wheel Drive Actuator

ST4000+ Autopilots Service Manual 83115-1 15

5. Desolder connector wires from the motor tags.

Gearbox removal

Refer to Figure 7. Wheel Drive Actuator exploded view.

1. Perform actions as described in

Pinion sprocket removal

and 1, 2, 3 and 4 in

Motor removal

2. Unscrew and remove the four gearbox retaining screws (22).

3. Separate the gearbox ( 23) from the back mounting plate assembly (2)

leaving the gearbox drive shaft/gear carrier ‘C’ (21) in place.

4. Support the gearbox drive shaft/gear carrier ‘C’ (21) and drive out the pin(19).

5 Withdraw the gearbox drive shaft/gear carrier ‘C’ (21) from the back

mounting plate assembly (2).

Gearbox disassembly

1. 'O' ring

2. Small shim spacer

3. Drive shaft/carrier assembly 'C'

4. Planet gear (x22)

5. Large shim spacer (x7)

6. Carrier assembly 'B'

7. Carrier assembly 'A' (x2)

8. Gear housing

D3725-1

Figure 8. Gearbox exploded view

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 33 34

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Raymarine 400 Manuale Utente Pagina 19