Ammann ARR 1575 - Page 294

292 ARR1575
18 Troubleshooting
Defect description Probable cause Check
The machine moves too slowly N3 manual control Is the green LED is ashing when you set the transport
speed?
F23 fuse Is F23 OK?
K5 relay The relay must close when the function is performed.
Does K5 activate?
N1 control unit The magnet must pull when the function is performed.
Y2 magnet Engine speed? Quantity divider OK? Travel motor OK?
Travel pump OK?
The machine does not vibrate N3 manual control The green LED is ashing when vibration is activated.
Magnets Y7, Y8 Are the connectors connected? Are the magnetic coils
activated manually? Are the magnetic coil and valves
OK? Is the vibration pressure OK? Is the clutch on the
vibration motor OK? Is the vibration unit OK?
N1 control unit Do Y7 and Y8 activate?
Control does not work. N3 manual control Is the green LED ashing when you switch on control?
Magnets Y5, Y6 Are the connectors connected? Are the magnetic coil
and valves OK? Are the magnetic coils activated manu-
ally?
N1 control unit Do Y5 and Y6 activate?
Steering pressure OK? Mechanical damages? Steering
piston OK?