Chuck Ridenour (AKA Saber13 forum member) has taken the time to make some nice color/colour wiring diagrams for the MK3 Norton Commando. Please take a moment to thank Chuck on the forum if you use his diagrams (username Saber13) or have any feedback.

Norton Commando Mk3 T1 T2 Switched Circuit (Download pdf)
Norton Commando Mk3 T1 T2 Switched Circuit


Norton Commando MK3 T1 T3 Switched Circuit (Download pdf)
MK3 T1 T3 Switched Circuit


Norton Commando Mk3 Unswitched Circuit (Download pdf)
Norton Commando Mk3 Unswitched Circuit