you need to get a solar controller connected between the solar panel and the battery. direct connect will not work
look at the victron mppt controller. avoid the older inefficient PWM base unit. they are outdate tech
2023 25' FB FC, hatch, Queen, 30A, 1AC, Awning pkg, Convection uwave.
Multiplus 12/3000-50, 700A Lion, MPPT 100/30, Orion-TR 30, Cerbo GX,GX touch 50, Lynx distributor, dual BMV-712, smart shunt 500A&1000A, RUUVI temp/humidity sensors
NCR , Ontario, VE3HIU since 1978