Ammann ARR 1575, Workshop Manual

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291 ARR 1575
WORKSHOP MANUAL
18�1�5�3 Operation
• Has the manual control already been connected to the machine? -> Connect the cable to the manual control.
• Is the distance between the manual control and the machine OK? (2.5–4 m when using a cable or 2.5–20 m when using remote
control)
• Is the N3 manual control battery discharged? -> Temporarily work with cable control.
Keep in mind that open anti-vandal protection may shield the infrared signal� This also applies to cable operation�
Troubleshooting, the control does not work
Defect description Probable cause Check
The control does not work at all, the
engine cannot be started even with
the ignition.
Fuses F11, F12 Are F11 and F12 OK?
N1 control unit Check the engine according to the above procedure.
Pay special attention to the signal of the D+ alternator
and the S21 engine oil pressure switch.
If the K1 relay does not switch, the problem is probably
in the N1 control unit.
Is the battery voltage OK? Battery terminals? Battery
cable on the terminals?
The machine can only be started via
ignition, otherwise nothing works
N3 infrared light emitter Check the engine according to the above procedure.
If no LEDs are flashing on the N3 manual control during
cable operation, it probably must be replaced.
Check the cabling.
Infrared sensors P1, P2
The machine only works when used
with a cable.
N3 infrared light emitter Check the engine according to the above procedure.
If the red LED is always on the N3 manual control with-
out a cable when any function is performed or if no
LED is on without a cable, the battery may be defective.
The diesel engine suddenly turns off
during operation.
N1 control unit Watch also the display unit. The inclination sensor may
not be activated correctly.
S22 water temperature switch At normal operating temperature, the switch must be
open.
S21 engine oil pressure switch When the engine is running, the switch must be open.
G1 alternator When the engine is running, the connection must be
D+=12 V.
The machine is not moving (noth-
ing is happening)
N3 manual control Is the green LED flashing when you press the switch?
N1 control unit Is the H6 warning indicator lamp illuminated on the
display unit?
Y3 travel pump Are the connectors connected? Are the magnetic coil
and valves OK? Is the supply pressure OK? Is the servo
block OK?
Y9 brake valve Is the connector connected?
The machine is not moving (moves
against the brake)
Y9 brake valve Is the connector connected?
Activate the magnetic valve. Does the brake release? Is
the supply pressure OK?
N1 control unit Does Y9 activate?
The machine moves only forward S24 contactless switch If the machine is equipped with a safety bar, check that
the magnet is positioned correctly on the bar. If the
safety bar is not activated, the switch must be closed.
Otherwise, check the jumping in the S24 place.
Travel pump Y3, Y4 Are the connectors connected?