Charger/controller makes sound or light remains on when not connected
Unplug from wall immediately if charger. Request replacement. Report to ENVO as possible safety risk.
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Charger/controller makes persistent squealing/beeping noise
Unplug and discontinue use. Swap alternate charger. Escalate for replacement. Do not use potentially faulty unit.Charger makes audible noise, does not fully charge battery
Try another outlet. Stop using faulty charger. Contact ENVO for warranty replacement. Never use overheated/malfunctioning charger.Charger makes noise, doesn’t fully charge battery
Try alternate wall outlet. If noise continues and battery doesn’t charge, request charger replacement. Stop using faulty charger for safety.Charger or controller has continual noise when plugged in
Unplug immediately. Try alternate outlet. If noise continues, request charger evaluation/replacement from ENVO.Battery on new bike does not charge/charger lights blink red and green
Plug in charger and connect charger to battery and leave it for upto 36 hours. Battery will charge and charger will show green light on full charging. If still not charging, contact customer support.