| NATURE OF RELEASE: |
Carburetter Specification Change |
| MODELS AFFECTED: |
Commando |
| PARTS AFFECTED: |
Megaphone silencer |
| DISTRIBUTION: |
Home and Overseas |
| EXPLANATION: |
To meet recent U.S.A. legislation it has been necessary to introduce megaphone silencers modified to provide a lower noise level than the original megaphone type. The later type are modified by the fitting of a perforated tube in the end cone and their use necessitates the fitting of smaller main jets. The two types of silencer end cone are shown below:
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| ACTION: |
Examine the megaphone silencer end cone. If this is hollow as the early type above, the jet size should be 220. If the end cones have a perforated tube as in the late type above, the main jet size should be 180. |
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| March 1970 |
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| Norton Villiers Canada Limited |