Calibrating Pressure Sensor

If pressure sensor (A) reading does not return to zero when there is no pressure or fluid in boom section shut-off valves, calibration of pressure sensor is necessary.

1. Turn key switch ON, but do not start machine.

2. Turn solution pump ON.

3. Turn all boom section switches ON.

4. Turn master ON/OFF switch on hydro lever ON.

5. Remove nozzle tip cap and check valve from a nozzle body from center section. This will drain all fluid from the boom section shut-off valves. Catch fluid in a container.

6. Press "SETUP" to display SETUP menu.

7. Press "A" to setup sprayer.

8. Press "PAGE" to display Page 2 of sprayer SETUP menu.

9. Press "B" for Sprayer Calibrate.

10. Press "B" to calibrate pressure sensor.

11. Press "D" to clear pressure reading. Pressure on monitor will now read zero when no pressure is in boom section shut-off valves.

12. Press "G" to return to Calibrate Sprayer or press "RUN" to return to page 1 of RUN menu.

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NXK8,M6725,E27 -19-11NOV98-1/1