Speed(kph) is normally marginally slower than the tractor speed.(wheel slip) If this is greater than a 5%, check that the correct wheel (distance) pulses have been entered for your drill configuration settings.  see computer operators manual or ask your Dealer.

DD0006.000 Sensor jockey wheel = 40 (either n-P-n or p-N-p type sensors)

DD0003.001 Optical wheel encoder = 1000

DD0003.000 Magnetic wheel encoder = 1024

Factory wheel distance settings are as follows, please identify your machine and controller correctly

Firmware ver 1.03

Jockey wheel = 2500 per 100m

Firmware ver2.30 onwards

Jockey wheel = 5000 per 100m

Optical wheel encoder = 42800 per 100m

Magnetic wheel encoder = 43830 per 100m

Your machine settings may differ with wheel size, check with your Dealer.

Goto page 11 of your RC3200L ver 2.52d operating instructions and follow the instructions. It is important that this be accurate as this measurement effects the overall sowing rate of the machine.