Heath Consultants Magna-Lock - Manual (Page 12)

12
Typical Signal Responses
The metal handles on the septic tank cover will provide a
usable signal to determine the location of the actual cover.
The metal handles on a septic tank cover
Large metal objects may cause double signals as indicated.
The center of the cover is found by sweeping the locator back
and forth to create a ring pattern response. The center null
will designate the cover’s center.
Sewer cover