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MAINTENANCE / DIAGNOSTICS / REPAIRS
17.1
Cleaning rules
- Clean only with a soft wet cloth.
- DO NOT use aggressive detergents or products.
- DO NOT use direct jets of water.
17.2
Troubleshooting
FAULT
CAUSE
REMEDY
The display does not switch on
No power supply
• Check power supply connection
Computer is OFF
• Press the ON key
Valve controls take no effect
Valves not connected
• Connect the connectors
Wrong setup
• Check the setup of boom settings (par. 11.4.1) and switch box
(chap. 10)
Output volume readout inaccurate
Wrong setup
• Check the setup of boom settings (par. 11.4.1)
• Check the setup of the flowmeter constant (par. 11.4.2)
• Check pressure sensor full scale setting (par.11.4.4)
Distance traveled count displayed does not
match actual distance covered
Wrong setup
• Check the setup of boom settings (par. 11.4.1)
• Check implement geometry (par. 11.5 - 11.7.2 - 11.7.3)
• Check tractor geometry (par. 11.7.2 - 11.7.3)
Sprayed fluid count displayed does not
match liters/gal actually sprayed
Wrong setup
• Check the setup of the flowmeter constant (par. 11.4.2)
• Check metered by-pass adjustment
• Check wheel sensor constant setting (par. 11.4.7)
• Check the nozzle selected at the beginning of job (par. 12.5 -
whether the adjustment pressure sensor is set)
Unable to reach output volume value set
for the automatic operation
Wrong setup
• Check spray rate setup (par. 12.5 - 16.1)
• Check the setup of the row width (par. 11.4.1)
System not adequately sized to provide required
rate
• Check maximum pressure valve adjustment
• Make sure control valve is adequate for specific system
Control valve malfunction
• Check valve operation
Instantaneous pressure readout inaccurate
Wrong setup
• Check full scale setup for pressure sensor (par. 11.4.4)
Pressure sensor not calibrated
• Perform the calibration (par. 11.4.12)
Pressure sensor wrong installation
• Check connections to pressure sensor
Rpm readout inaccurate
Wrong setup
• Check rpm sensor constant setting (par. 11.4.8)
Rpm value not displayed
Monitor does not receive signals from RPM sensor • Check connections to RPM sensor
Rpm sensor wrong installation
• Check rpm sensor installation
The GPS receiver presence is not detected
Cable damaged
• Check the GPS receiver connection cable
Wrong setup
• Check the setup of the GPS receiver (par. 11.6)
Switch box malfunction
Switch box faulty
• Contact technical service
The displayed tank level is not precise
Level sensor not calibrated
• Perform the calibration (par. 11.4.12)
• Calibrate the level sensor again (par. 11.4.12)
Level sensor wrong installation
• Check connections to level sensor (par. 5.1)
During the tank calibration procedure, the
sprayed quantity is always steady on zero
Section valves and main control valve set to OFF
• Take section valves and main control valve to ON (par. 12.2)
Wrong installation / no flowmeter installed
• Check connections to the flowmeter (par. 6.4)
• Install the flowmeter (par. 5.1)
MAINTENANCE / DIAGNOSTICS / REPAIRS