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Tech. Advice: Series 'B' / 'C' 500cc/1000cc Bikes
Charging sealed batteries with Alton alternators
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<blockquote data-quote="Martyn Goodwin" data-source="post: 43239" data-attributes="member: 2433"><p><span style="font-size: 12px"><span style="color: #000000"><span style="font-family: 'Calibri'">I installed a SHORAI Lithium Ion battery in my Comet over ayear back and have ridden around 6,000 km with it since. I also purchased the Lithium-Ion specificcharger from SHORAI. First up – it isstill performing like it did day one – simply great. I only use the external charger if I have notrun the motor for a few months – just being anal cautious. I DO NOT use thecharger as an always on trickle charger – it’s simply not required.</span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="color: #000000"><span style="font-family: 'Calibri'">On two occasions I have inadvertently run the battery welldown to the point where the lights, horn etc simply did not work – that’s thebeauty of magnetos – even with a flat battery the motor still runs! In both cases what had happened was that theretaining screw for the Alton drive pinion had come loose allowing the pinionto slip and thus no output from the Alton. After the second occurrence I learnt the importance of Loctite 243 onthe Alton drive pinion screw.</span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="color: #000000"><span style="font-family: 'Calibri'">Other advantages are the battery is physically smaller thanthe equivalent A/Hr SLA or conventional battery plus there is no right way upso it can be installed in ANY position. I have also installed a 15 amp in-line fuse in the battery positive line. The battery and the in-line fuse installedwith room to spare inside a dummy EXIDE battery case. Finally I installed a battery isolationswitch immediately after the in-line fuse. Being a Comet – I made up a switch bracket then mounted it using one ofthe existing holes in F106</span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="color: #000000"><span style="font-family: 'Calibri'">To complete the story – I also ensure good earth returns byrunning earth wires to the tail lamp assembly, the headlight shell and also tothe control switches on the bars. Thethought of earth currents trying to make their way through the bikes metalworkand especially head stem and swing arm bearings makes me very uncomfortable.</span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="color: #000000"><span style="font-family: 'Calibri'">Martyn</span></span></span></p></blockquote><p></p>
[QUOTE="Martyn Goodwin, post: 43239, member: 2433"] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][SIZE=3][COLOR=#000000][FONT=Calibri]I installed a SHORAI Lithium Ion battery in my Comet over ayear back and have ridden around 6,000 km with it since. I also purchased the Lithium-Ion specificcharger from SHORAI. First up – it isstill performing like it did day one – simply great. I only use the external charger if I have notrun the motor for a few months – just being anal cautious. I DO NOT use thecharger as an always on trickle charger – it’s simply not required.[/FONT][/COLOR][/SIZE] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][FONT=Calibri][SIZE=3][COLOR=#000000] [/COLOR][/SIZE][/FONT] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][SIZE=3][COLOR=#000000][FONT=Calibri]On two occasions I have inadvertently run the battery welldown to the point where the lights, horn etc simply did not work – that’s thebeauty of magnetos – even with a flat battery the motor still runs! In both cases what had happened was that theretaining screw for the Alton drive pinion had come loose allowing the pinionto slip and thus no output from the Alton. After the second occurrence I learnt the importance of Loctite 243 onthe Alton drive pinion screw.[/FONT][/COLOR][/SIZE] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][FONT=Calibri][SIZE=3][COLOR=#000000] [/COLOR][/SIZE][/FONT] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][SIZE=3][COLOR=#000000][FONT=Calibri]Other advantages are the battery is physically smaller thanthe equivalent A/Hr SLA or conventional battery plus there is no right way upso it can be installed in ANY position. I have also installed a 15 amp in-line fuse in the battery positive line. The battery and the in-line fuse installedwith room to spare inside a dummy EXIDE battery case. Finally I installed a battery isolationswitch immediately after the in-line fuse. Being a Comet – I made up a switch bracket then mounted it using one ofthe existing holes in F106[/FONT][/COLOR][/SIZE] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][FONT=Calibri][SIZE=3][COLOR=#000000] [/COLOR][/SIZE][/FONT] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][SIZE=3][COLOR=#000000][FONT=Calibri]To complete the story – I also ensure good earth returns byrunning earth wires to the tail lamp assembly, the headlight shell and also tothe control switches on the bars. Thethought of earth currents trying to make their way through the bikes metalworkand especially head stem and swing arm bearings makes me very uncomfortable.[/FONT][/COLOR][/SIZE] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][FONT=Calibri][SIZE=3][COLOR=#000000] [/COLOR][/SIZE][/FONT] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT][SIZE=3][COLOR=#000000][FONT=Calibri]Martyn[/FONT][/COLOR][/SIZE] [FONT=Times New Roman][SIZE=3][COLOR=#000000][/COLOR][/SIZE][/FONT] [/QUOTE]
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Tech. Advice: Series 'B' / 'C' 500cc/1000cc Bikes
Charging sealed batteries with Alton alternators
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