1. Charge the battery to keep the battery fully charged. 2. Supply current to each appliance. 3. Only when the amount of power generated by the generator is lower than the current consumed by the appliances, the battery will make up the power.
After the forklift is started, the current output of the forklift engine generator is supplied to the entire vehicle's electrical consumption, which has no direct relationship with the battery. After the forklift is started, the battery will supply current only when the generator charging system isinadequately for wanted current.