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Bosch Rexroth Canada ı May.2018 ı Revision 7.0
4. Press Start when the vehicle speed is steady. Note: Speed is best calibrated between
20-25 MPH for the best accuracy.
5. Once calibration is complete, verify the speed by driving the vehicle through its speed
range and verify if the controller matches the speedometer.
8 Valve Nulling – Conv/Spn/Prewet/Norm
1. Select symbol to enter into the calibration screen.
2. Select the appropriate mode:
Spinner – Auto, PPS, Manual (default), Half Lane, One Lane
Conveyor/Auger – Auto, Open LP, Man-Spd, Manual (default), SQM
Prewet – Off, Fixed, V-Flow (default), Manual, Manual-SPD, Return Oil
Gate – Manual (default), Read Back, Auto
Norm (Anti-icing) – Off (default), 1 Boom, 3 Boom, Manual %
3. Set correct conveyor sensor pulses/rev if Closed loop is selected.
4. Ensure the hopper is empty, and the truck is safe to operate.
5. Start the engine to achieve adequate oil flow.
If the Auto mode is selected for Conveyor, Auto mode for Spinner, V-Flow or Return Oil
mode for Prewet, and 1Boom or 3 Boom is selected for Norm (Anti-icing) it is strongly
recommended to run Auto Null. For manual mode please skip 6.1 and follow 6.2 Manual
Nulling instructions.
8.1 Auto Nulling
1. Press “Auto Null” to start. This procedure will automatically ramp up output to the
selected motor then ramp down again capturing the both “Min” and “Max” speed values