We have an extensive troubleshooting section in the manual which available on the website. You can also call Garnet with the Canada & USA toll-free numbers and our service techs will help you. Troubleshooting is quite simple with the modular construction and the diagnostic codes, and parts are readily available.
Archives: RV Tank Monitor Service & Support
No. The sender panels are sprayed with a protective coating for some protection.
Very little, it draws about 1/10 of an amp when operating, less than 1/100 amp when off. You can leave it turned on for a few weeks, but you should turn it off if to conserve the battery if the rig is not being used for more than a couple of months.
Yes, we recommend Premium Rubberized Rocker Guard.
It has to be a plastic tank with a wall thickness of 3/4” or less, and the liquid inside must be water based. It will not work on metal propane tanks (you must use the existing LPG sensor) or on gasoline tanks.
No. The display is self-calibrated.
“Sht” is displayed when the signal line is shorted to ground.
“StA” appears when the display is programmed for one sender panel but dual sender panels are connected to that tank.
“Err” stands for error. The display does not recognize the signal coming from the sender panel. It is likely from faulty wiring or damaged sender panel.
“OPn” stands for open circuit, meaning the display is not communicating with the sender panel. It is most likely from an open connection or damaged sender panel.