2) The zincs on a boat are lasting only two months. With a new set of zincs installed, the hull potential is -986mV. When the radar unit is turned on it reads -761mV. What’s the problem?
A) Radar is set to wrong range.
B) House battery is weak.
C) Galvanic isolator has failed.
D) Hull zinc is too small.
E) Radar unit is miss-wired.