Bobcat S300 H4821 Error Code
H4821 Error Code
5V Sensor Supply Out of Range High is the main cause of H4821 error.A significant number of consequences can be suffered due to an overheating engine with code H4821. The problem might be a blown gasket or something related to the fuel tank.
Tip For S300 Model
Visually check the lifting eye, the clevis and
the lifting chain (lifting device) for any
damage. Replace any damage components
before lifting.
Always use chains or other types of lifting
devices that are intended for this type of use
and that are of adequate strength for the
object being lifted.