Ammann ARR 1575 - Pressure Checks and Adjustments

297ARR1575
557D015
1
4
3
2
WORKSHOP MANUAL
18.2 Pressure check
18.2.1 Pressure check and adjustment
All mentioned values are applicable at ahydraulic oil temperature of approximately 60 °C and the maximum speed of the diesel engine.
Drain the pressure-relief valves for amaximum period of 5 s. Use the following pressure gauges:
• For high pressure = min. 400 bar
• For supply pressure = min. 40 bar
Travel pump, vibration/steering pump
1 M1 supply pressure
21 ± 2 bar can only be set by means of washers.
2 MB forward travel pressure
330 ± 15 bar should be measured when drums are locked.
3 MA reverse travel pressure
330 ± 15 bar should be measured when drums are locked.
4 M2 vibration activation indicator lamp
220 ± 10 bar.
M2 steering pressure
67 ± 8 bar.