Calibrating your AccuPro 360ST

Following this guide to maintain the accuracy and reliability of your AccuPro 360ST rotary spreader, to ensure optimal application every time it is used.

16 January 2026
2 mins

On this page:

    Before you start

    Make sure the spreader is empty and clean. Calibration should always be done before setting application rates.

    Step 1: Check the current calibration

    1. Set the spreader handle to setting 12.

    2. Insert the ICL Calibration Key into the port hole

    3. If the key fits snugly, the spreader is correctly calibrated. No adjustment is needed. If the key does not fit snugly, continue to Step 2.

    Calibration key for the AccuPro 360ST

    Step 2: Adjust the calibration

    1. Loosen the rod end at the handle.

    2. Slowly slide the rod to adjust the port opening until the Calibration Key fits snugly.

    3. Retighten the rod end at the handle.

    4. Remove the ICL Calibration Key.

    Your AccuPro 360ST spreader is now correctly calibrated and ready for accurate application.

    Further reading