If the error code occurs and the water tank is not overfilled, check to ensure that the shiny protective sticker on the front of the generator has been removed. This is a reflective tape that protects the display window during transport. If this film is not removed, it can cause the E4 error to appear upon startup.
H2GEN-1800: E4 fault code on startup
This error code indicates that the water tank has been overfilled past the 2L mark. The error will clear after 3 seconds. Auto-drain the excess water before using the generator. Refer to the User Manual for detailed instructions on how to properly drain the tank.
If the error code occurs and the water tank is not overfilled, check to ensure that the shiny protective sticker on the front of the generator has been removed. This is a reflective tape that protects the display window during transport. If this film is not removed, it can cause the E4 error to appear upon startup.
If the error code occurs and the water tank is not overfilled, check to ensure that the shiny protective sticker on the front of the generator has been removed. This is a reflective tape that protects the display window during transport. If this film is not removed, it can cause the E4 error to appear upon startup.