Raymarine 4000 mk2 Wheel Drive, Service Manual

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4000 Mk2 Wheel Drive
4000 Mk2 Wheel Drive Service Manual 83158-1 3
4000 Mk2 Wheel Drive
Contents
Chapter 1: Introduction ...............................................................................................................5
1.1. Wheel drive functional test ......................................................................................5
Chapter 2: Main Parts and Spares ..............................................................................................6
2.1. Spares for 4000 Mk2 wheel drive............................................................................6
2.2. 4000 Mk2 wheel drive – exploded view..................................................................7
Chapter 3: Disassembly and Reassembly..................................................................................8
3.1. Tools required ..........................................................................................................8
3.2. Disassembly .............................................................................................................8
Support plate and drive belt .....................................................................................8
Clutch eccentrics, knob and lever ............................................................................8
Bearing cage and drive ring .....................................................................................8
Motor and gearbox...................................................................................................9
3.3. Reassembly ..............................................................................................................9
Gearbox....................................................................................................................9
Clutch eccentrics......................................................................................................9
Drive ring and bearing cage .....................................................................................9
Drive belt and support plate...................................................................................10
Clutch lever and ratchet knob ................................................................................10
Motor assembly......................................................................................................10
Front cover .............................................................................................................10
3.4. Adjusting the clutch ...............................................................................................11
3.5. Cleaning the wheel drive........................................................................................11
3.6. Fitting spares and accessories ................................................................................12
Clutch lever A18077 ..............................................................................................12
Clutch ratchet knob A18078 ..................................................................................12
Support plate A18079 ............................................................................................12
Clutch kit A18084..................................................................................................13
Drive belt kit A18083 ............................................................................................13
Drive ring A18076 and Bearing kit A18085..........................................................14
Machined pulley A18087.......................................................................................14
Gearbox A18088....................................................................................................15
Motor A18086........................................................................................................15
Motor loom and seal kit A18092 ...........................................................................15
Front cover A18074 ...............................................................................................16
Rear cover A18075 ................................................................................................16
Wheel drive unit A18081.......................................................................................17
Torque restraint A18080 ........................................................................................17
Single spoke clamp A18089 ..................................................................................17