Posted 5/19/2018 07:27 (#6767562 - in reply to #6767317) Subject: RE: JD Dry Rate Controller
NESD
What do you have entered for a valve cal and coil frequency ? For the PWM that I use in my installs I start at Valve Cal 2513 and Coil Frequency or 122. You can play with the valve cal numbers to see what might calm it down.