Raymarine 4000 Mk2 - Gearbox A18088; Motor A18086; Motor Loom and Seal Kit A18092

Chapter 3: Disassembly and Reassembly
4000 Mk2 Wheel Drive Service Manual 83158-1 15
4000 Mk2 Wheel Drive
Gearbox A18088
4000 Mk2 Wheel Drive - Gearbox (A18088)
D5744-2
To replace the gearbox:
• follow all of the ‘Disassembly’ steps to remove the gearbox
• follow all of the ‘Reassembly’ steps to fit the new gearbox and reassemble the wheel
drive
• adjust the clutch (as described above)
Motor A18086
4000 Mk2 Wheel Drive - Motor (A18086)
D5742-2
To replace the motor:
• follow steps 14-16 of ‘Disassembly’ to remove the motor assembly
• lift up the motor clamp so you can de-solder the motor loom wires from the contacts on
the motor
• solder the motor loom wires to the new motor
• follow steps 13-15 of ‘Reassembly’ to fit the new motor assembly
Motor loom and seal kit A18092
4000 Mk2 Wheel Drive - Motor Loom and Seal Kit (A18092)
D5746-2
Motor clamp
O-ring
Motor loom
(with wires attached)
Seal
Rubber cap
Collar nut
To replace the motor loom:
• follow steps 14-16 of ‘Disassembly’ to remove the motor assembly
• lift up the motor clamp so you can de-solder the motor loom wires from the contacts on
the motor