Garnet SeeLevel I 705 Series Manual page 5

display will indicate an error code. The various error codes are shown in the
troubleshooting chapter.
With these diagnostic features and the digital nature of the tank level sensing
technology, it is almost impossible for the system to indicate an incorrect
water level, and in the very unlikely event it does occur, the user can verify
what is happening with the diagnostic information.
The system also shows the RV battery voltage by measuring the voltage
which powers the display. The voltage is shown with a resolution of one volt.
The display can use an existing LPG electrical sender to show the LPG level.
It can automatically calibrate to any sender, and shows level on the LED bar
graph.