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Changes to AJS/Matchless Lightweight 12V conversion Introduction

Edit by Paul Barnfather

Edit approved by Paul Barnfather

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Unchanged
Device
[ ]AJS Matchless Lightweight Single
Type
[ ]technique
Title
[ ]AJS/Matchless Lightweight 12V conversion
Introduction
The electrical system on an AJS/Matchless Lightweight leaves a bit to be desired. The charging system is primitive and the 6V electrics mean that the headlight is poor. Fortunately, the alternator has plenty of output and it's easy to convert the system to 12V operation. [ … ] The Wipac alternator is a two-phase, xxw affair. You can connect the three output wires straight into a three phase rectifier. This will work just fine (and has the advantage that you don't need to puzzle out which alternator wire is which...). [ … ] The only downside of this 12V conversion is that you will lose the "EMG" feature that allows you to start the engine when the battery is flat. However, the greater reliability of the electronic charging system should mean that you won't miss it. [ … ] Read on for more information...
Time Required Min
No estimate
Time Required Max
No estimate
Difficulty
Moderate
Conclusion
[ ]Now you can enjoy easier starting and brighter lights!
Author
Public
No
Summary
[ ]A quick and easy guide to converting an AJS or Matchless 250 or 250 Lightweight to 12V electrics.

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  • Member-Contributed Guide added.

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