ground balance issue

Ground Balance Switch Modification This modification corrects an intermittent problem with defective ground balance switch on the Bounty Hunter Land Ranger Pro metal detectors. Recently, I was having issues with the ground balance front panel membrane switch on the Bounty Hunter Land Ranger...

I need help with my At Pro I have a problem with ground balance in the water it ground balances to about 95 is that normal? I have no idea what I am doing wrong. It should ground balance about 30 or so in water. thanks for the help.

Just curious to those of you with the 705, have you had any issues with auto ground balance and the coil making crazy sounds? Every field I go to I always auto ground balance to adjust to the soil, but recently my coil has been making random sounds (like it's all over the place) once I switch...