Control Box Symptoms
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9-9
8. Check to see if Averaging in Performance Menu is set
too low. Factory setting is 50.
9. Check Deadband in Performance Menu is not less than
3mm.
Control Box Symptom 10
“The valve is driving the hydraulic cylinder too far,
overshooting grade.”
Probable Cause
Valve Offset in Control Box are set too high.
1. Lower the Valve Offset value till the sensor no longer
overshoots grade. Refer to
2. “Setting Valve Offsets” section in this manual.
3. For Servo and solenoid valves lower the value by 2 to 5
numbers, then check the hydraulic performance.
4. For Proportional valves, lower the value by 10 to 15
numbers, then check hydraulic performances.
Control Box Symptom 11
“The valve will not drive hydraulic cylinder far enough to get
sensor On-Grade.”
Probable Cause
Valve offsets in Control Box are set too low.
1. Raise the Valve Offset Value till the sensor is driven to
grade. Refer to “Setting Valve Offsets” section in this
Manual.
2. For Servo and Solenoid valves raise the value by 2 to 5
numbers, then check hydraulic performance.
3. For Proportional valves raise the value by 10 to 15
numbers, then check hydraulic performance.