Hyden Engineering Contents Reference Page Topic Number Number System Diagnostics Water Pump Module & Sequence Valve 1.1.1 System Diagnostics 1.1.2 System Diagnostics 1.1.2 System Diagnostics Spray Box Control 1.2.1 Spray Head leaking or not closing 1.2.2 Spray Head not opening Foam System 1.3.1...
Hyden Engineering 1 System Diagnostics 1.1 Water Pump Module & Sequence valve 1.1.1 System diagnostics Close the isolation ball valve and start the system. Adjust sequence valve to 180-bar. Does the sequence valve If the coil LED is illuminated and...
Hyden Engineering 1.1.2 System diagnostics Connect the test gauge to test point X. Does the pressure increase from 0-bar to approx 9-bar as the water rate is increased from Low to High? Set system at High. Does Slowly increase the manual the system pressure read override on the solenoid valve.
Hyden Engineering 1.1.3 System diagnostics Adjust the pressure reducer valve to 20-bar. Did the pressure adjust correctly? Did this fix the Replace the pressure reducer. problem? Does the pressure now read between 20 and 25-bar? See Diagnostic 1.1.2 Congratulations you have fixed the problem.
Hyden Engineering 1.2 Spray Control Box 1.2.1 Spray head leaking or not closing Spray head or heads leaking or not closing Connect the test gauge to test point TP. Is the gauge reading above 20-bar when the machine is off?
Hyden Engineering 1.2.2 Spray heads not opening Spray head or heads not opening Is the associated solenoid LED illuminated? Connect the test gauge to the test point Check switches in drivers cab associated to the faulty spray head. Is are in the correct position and the gauge reading below 4-bar? retest if they were not.
Hyden Engineering 1.3 Foam system 1.3.1 System Diagnostics Foam system not working Ensure the foam inlet ball valve is completely open. While using the remote cannon set the Vari- rate to low and start the foam system. Does the Low foam LED illuminate and the drive shaft start to rotate? Increase the Vari-rate to 40%.
Hyden Engineering 1.4 Remote cannons 1.4.1 Remote cannon water control Cannon water valve not opening Set the cannon to the ON position. Is the associated coil LED illuminated? Connect the test gauge to test point B7. Check switches in drivers cab...
Hyden Engineering 1.4.2 Remote cannon left control Cannon not moving turning left Set the cannon to the left position. Is the left coil LED illuminated? Connect the test gauge to test point B1. Check controls in drivers cab Is the gauge reading approx 20-bar? are in the correct position and retest if they were not.
Hyden Engineering 1.4.3 Remote cannon right control Cannon not moving turning right Set the cannon to the right position. Is the right coil LED illuminated? Connect the test gauge to test point B1. Check controls in drivers cab Is the gauge reading approx 20-bar? are in the correct position and retest if they were not.
Hyden Engineering 1.4.4 Remote cannon jet control Cannon adjusting from Fog to Jet correctly Set the cannon to the jet position. Is the jet coil LED illuminated? Connect the test gauge to test point A3. Check controls in drivers cab...
Hyden Engineering 1.4.5 Remote cannon fog control Cannon adjusting from Jet to Fog correctly Set the cannon to the fog position. Is the fog coil LED illuminated? Connect the test gauge to test point B3. Check controls in drivers cab...
Hyden Engineering 1.4.6 Remote cannon down control Cannon not moving down Set the cannon to the down position. Is the down coil LED illuminated? Connect the test gauge to test point B2. Check controls in drivers cab Is the gauge reading approx 20-bar? are in the correct position and retest if they were not.
Hyden Engineering 1.4.7 Remote cannon up control Cannon not moving up Set the cannon to the up position. Is the up coil LED illuminated? Connect the test gauge to test point B2. Check controls in drivers cab Is the gauge reading approx 20-bar are in the correct position and retest if they were not.
Hyden Engineering 2 Electric System Diagnostics 2.1 Spray system 2.1.1 System Won’t Start System Won’t Turn On Is the Spray System toggle switch turned on? Do the following points into the Control Module have the correct supply voltage? Turn the Spray System toggle switch on.
Hyden Engineering 2.1.2 Left Spray/s Not working Left Spray/s Won’t Turn On Is the respective Spray toggle switch turned on? Turn the respective toggle switch on. Is the Pedal Indicator on? Is there still a problem? Turn the Foot Pedal on.
Hyden Engineering 2.1.3 Centre Spray Not working Centre Spray Won’t Turn On Is the Centre Spray toggle switch turned on? Turn the Centre Spray toggle switch on. Is the Pedal Indicator on? Is there still a problem? Turn the Foot Pedal on.
Hyden Engineering 2.1.4 Right Spray/s Not working Right Spray/s Won’t Turn Is the respective Spray toggle switch turned on? Turn the respective toggle switch on. Is the Pedal Indicator on? Is there still a problem? Turn the Foot Pedal on.
Hyden Engineering 2.2 Cannon System 2.2.1 System Won’t start Cannon/s Won’t Turn On Is the respective Cannon toggle switch turned on? Turn the respective toggle switch on. Is the Pedal Indicator on? Is there still a problem? Turn the Foot Pedal on.
Hyden Engineering 2.3 Foot Pedal 2.3.1 Foot Pedal Won’t work Foot Pedal Won’t Operate Is the Pedal Indicator on? Operate the Foot Pedal. Is there +24V at CN01/Pin 2? Is the Pedal Indicator on? Congratulations you have fixed the Replace the Main problem.
Hyden Engineering 2.4 Foam System Foam Won’t Operate 2.4.1 System Won’t start Is either Cannon Toggle switch or Aux. Outlets Toggle Switch on? Turn one of these switches on. Is the Foam Toggle switch on? Is there still a problem? Turn the Foam toggle switch on.
Hyden Engineering 2.5 AUX systems Aux. Outlets Won’t Turn On 2.5.1 System Won’t start Is the Aux. Outlets toggle switch turned on? Turn the Aux. Outlets toggle switch on. Is the Pedal Indicator on? Is there still a problem? Turn the Foot Pedal on.
Hyden Engineering 2.6 Spot Spray system Spot Spray Not Operating 2.6.1 System Won’t start Are the standard spray functions operating? Use the Diagnostic procedures to check the standard operation first. Push the Red Spot Spray button. Is the Red LED lit on the Operator Console?
Hyden Engineering 2.7 Road speed system Road Speed Function Not Operating 2.7.1 System Won’t start Are the standard spray functions operating? Use the troubleshooting procedures to check the standard operation first. Is the Yellow LED lit on the Operator Push the Yellow Road button.
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