Bosch 70 Series Instruction Manual page 48

48/52 Troubleshooting
Table 13: Axial piston unit malfunction table
Fault
Excessive temperature of hydraulic
fluid and case
Bosch Rexroth AG, A2FM/A2FE Series 70, RE 91071-01-B/03.2015
Possible cause
Excessive inlet temperature in the axial piston unit Machine/system manufacturer: inspect system,
Output speed too high
Flushing flow of the flushing valve too low
Axial piston unit worn
Remedy
e.g., malfunction of the cooler, insufficient
hydraulic fluid in the reservoir
Contact machine/system manufacturer
Contact Bosch Rexroth Service
Replace axial piston unit, contact Bosch
Rexroth Service