Raymarine 4000 Mk2 Service Manual
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4000 Mk2 Wheel Drive
4000 Mk2 Wheel Drive
Service Manual
Document Number: 83158-1
Date: October 2001
ST4000+ Wheel Pilot System
(including compass and control unit)
E12053, ST4000+ Wheel Pilot System
4000 Mk2 Wheel Drive only
E12093, 4000 Mk2 Wheel Drive Unit
WARNING:
CE Marking of Equipment/Replacement Parts
If the Raymarine equipment under repair, test, calibration, installation or setting to work carries the European CE mark, only
parts and components supplied or approved for such use by Raymarine should be used in order to maintain compliance with
the relevant CE requirements.
Incorporation, use or attachment, by any means, of parts or components not supplied for or not approved for such use by
Raymarine or, if supplied or approved for use by Raymarine, not properly fitted in accordance with instructions published,
provided or recommended by Raymarine, may cause the equipment to malfunction and, in particular, to become unsafe or to
no longer meet the relevant CE requirements. In these circumstances, Raymarine excludes liability to the fullest extent
permissible in law for any loss or damage including any liability for its contribution to such loss or damage by its negligent
acts or omissions.
4000 Mk2 Wheel Drive Service Manual 83158-1
1

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Summary of Contents for Raymarine 4000 Mk2

  • Page 1 If the Raymarine equipment under repair, test, calibration, installation or setting to work carries the European CE mark, only parts and components supplied or approved for such use by Raymarine should be used in order to maintain compliance with the relevant CE requirements.
  • Page 2 4000 Mk2 Wheel Drive Service manual contents © Raymarine Ltd, 2001 4000 Mk2 Wheel Drive Service Manual 83158-1...
  • Page 3: Table Of Contents

    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.
  • Page 4 4000 Mk2 Wheel Drive 4000 Mk2 Wheel Drive Service Manual 83158-1...
  • Page 5: Chapter 1: Introduction

    Chapter 1: Introduction Chapter 1: Introduction This manual explains the service and maintenance procedures for the Raymarine 4000 Mk2 wheel drive unit. Note: For information about servicing the ST4000+ control unit and fluxgate compass, refer to the ST4000 Plus Autopilots Service Manual (83115-3).
  • Page 6: Chapter 2: Main Parts And Spares

    4000 Mk2 Wheel Drive Chapter 2: Main Parts and Spares 2.1. Spares for 4000 Mk2 wheel drive Item Spare/Accessory Part No. Comments Front cover A18074 Front cover – 6 mm drill bit Not illustrated on exploded view Back cover A18075...
  • Page 7: 4000 Mk2 Wheel Drive - Exploded View

    Chapter 2: Main Parts and Spares 2.2. 4000 Mk2 wheel drive – exploded view 4000 Mk2 Wheel Drive Front cover Support plate screw M5 x 8 mm (x2) Support plate Drive belt Clutch roller (x2) Screw M5 x 30 mm (x2)
  • Page 8: Chapter 3: Disassembly And Reassembly

    Note: The numbered parts in the following instructions refer to the annotations on the exploded views. 3.1. Tools required To assemble/disassemble the 4000 Mk2 wheel drive unit you will need a 3 mm allen key. 3.2. Disassembly Remove the wheel drive from the wheel and release the clutch, then complete these steps: Support plate and drive belt 1.
  • Page 9: Motor And Gearbox

    • repeat for the other 2 parts of the bearing cage • when you have fitted the 3 parts of the bearing cage, check that the drive ring is free to rotate 4000 Mk2 Wheel Drive Service Manual 83158-1...
  • Page 10: Drive Belt And Support Plate

    Front cover 16. Fit the font cover (1): • line up the arrow on the front cover with the arrow on the drive ring, then press the cover into place 4000 Mk2 Wheel Drive Service Manual 83158-1...
  • Page 11: Adjusting The Clutch

    • To clean inside the wheel drive: if there is a build-up of salt on the wheel drive bearings and drive belt, thoroughly flush the wheel drive interior with fresh water. 4000 Mk2 Wheel Drive Service Manual 83158-1...
  • Page 12: Fitting Spares And Accessories

    11 of ‘Reassembly’ to fit the new lever Clutch ratchet knob A18078 Clutch ratchet knob M5 x 30 mm screw 4000 Mk2 Wheel Drive - Clutch Ratchet Knob (A18078) D5735-2 To replace the clutch ratchet knob: • follow step 7 of ‘Disassembly’ to remove the knob •...
  • Page 13: Clutch Kit A18084

    Chapter 3: Disassembly and Reassembly Clutch kit A18084 Clutch roller Clutch eccentric M5 x 30 mm screw 4000 Mk2 Wheel Drive - Clutch Kit (A18084) D5740-2 To replace either of the clutch eccentrics: • follow steps 1-8 of ‘Disassembly’ to remove the eccentric: •...
  • Page 14: Drive Ring A18076 And Bearing Kit A18085

    4000 Mk2 Wheel Drive Drive ring A18076 and Bearing kit A18085 4000 Mk2 Wheel Drive - Drive Ring (A18075) D5733-2 Ball bearing (x21) Bearing cage (3 parts) 4000 Mk2 Wheel Drive - Bearing Kit (A18081) D5741-2 To replace the drive ring and/or ball bearings and/or bearing cage: •...
  • Page 15: Gearbox A18088

    Collar nut Motor loom Motor clamp O-ring (with wires attached) Rubber cap 4000 Mk2 Wheel Drive - Motor Loom and Seal Kit (A18092) D5746-2 To replace the motor loom: • follow steps 14-16 of ‘Disassembly’ to remove the motor assembly •...
  • Page 16: Front Cover A18074

    • fit the front cover back onto the drive unit For more details, refer to the instructions supplied with the cover. Rear cover A18075 4000 Mk2 Wheel Drive - Back Cover (A18075) D5732-2 To replace the rear cover: • follow all of the disassembly steps •...
  • Page 17: Wheel Drive Unit A18081

    4 mm drill bit 4 mm drill bit Torque restraint No10 x 3/4 in screw (x4) 4000 Mk2 Wheel Drive - Torque Restraint (A18080) D5737-2 Fit according to instructions supplied with the torque restraint. Single spoke clamp A18089 M5 x 16 mm...
  • Page 18 22 Cotton Road, Unit D email: techsupport@raymarine.com England, PO3 5TD Nashua, NH 03063-4219, USA Telephone: +44 (0)23 9269 3611 Telephone: +1 603 881 5200 Fax: +44 (0)23 9269 4642 Fax: +1 603 864 4756 4000 Mk2 Wheel Drive Service Manual 83158-1...

This manual is also suitable for:

St4000+E12053E12093

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