Norton Service Release Database N34

SERVICE RELEASE N34

NATURE OF RELEASE: 1971 Electrical Information MODELS AFFECTED: 1971 Commando (all models) DISTRIBUTION: Worldwide (for general distribution) EXPLANATION: A number of new electrical components have been introduced for 1971 models. We consider it essential for our dealers to be acquainted at an early stage with the positions of all electrical equipment. The 1971 wiring diagram and sheets describing the various items of equipment are attached.   ACTION: MASTER SWITCH. Top front of left side panel. Access to terminals on Fastback/Interpol models with left (accessory) panel and shroud removed. On other models the terminals are accessible merely by sliding back the shroud. Switch controls ignition and lights. LIGHT SELECTION SWITCH. In top of headlamp. Switches from parking lights to full headlamp. To gain access to the terminals, remove headlamp front. ALTERNATOR. In forward portion of primary chaincase - windings resin encapsulated. RECTIFIED. Beneath dual seat to rear of frame cross pnlate. Leads accessible with dual seat off. ZENER DIODE. Mounted on rear of right footrest alloy mounting plate. COILS. Mounted on cluster bracket beneath fuel tank. To remove a coil, it is recommended that the fuel tank be lifted and the coil cluster removed complete. CAPACITOR PACK. Mounted to rear of coil cluster beneath fuel tank. Remove the coil cluster to gain access. BALLAST RESISTOR. Mounted on coil cluster bracket beneath fuel. tank. Must remove cluster to gain access. CHARGE LIGHT ASSIMILATOR. Mounted in spring below frame top ra9ls on coil cluster bracket. Must remove fuel tank to gain access. FLASHER UNIT . (Optional - for direction indicators) Beneath dual seat on frame cross plate. HORN RELAY AND ALTERNATING HORN CONTROL BOX. (Interpol only) Located in the left (accessory) cover. POWER POINT. On front plate of airbox - leads accessible without removing the airbox lid. FUSE AND BATTERY. Accessible when the left side panel is removed - 35 amp fuse fitted in negative lead in white plastic fuseholder. January 1971 Norton Villier Canada Limited