What to do if lines are jumping on the screen while locating a sonde with RIDGID Diagnostic Equipment?
- CCody BoyerAug 15, 2025
If the lines are “jumping” all over the screen while locating a sonde using your RIDGID Diagnostic Equipment, check the batteries in the sonde to see if they are working. Also, sondes have difficulty emitting signals through cast iron and ductile iron lines; verify the signal by placing the lower antenna close to the sonde.