When vehicle is on the going, lithium battery unique feature will always ask for the lagre current charging even the alternator in low speed.
But even in low speed, your alternator also has to give big current to charge your lithium house battery. Therefore the overheat will happens, which is dangerous and alternator will be easily get burnt.
Share this video from Victron.
1. Use the smart alternator instead of the old model.
2. Use a DC-DC charger to limite the alternator charging current to house battery.
3. Use a larger power alternator instead of the old model.
You can also find the original Youtube Link right here:
https://www.youtube.com/watch?v=jgoIocPgOug
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