Bosch Rexroth 3DREP 6 XE Series - Page 44

44/48 Troubleshooting
Bosch Rexroth AG, 3DREP 6../..XE, RE 29184-XE-B/04.16
The valve is not sensitive to faults as long as the specified application conditions are
complied with, in particular the oil quality and the operating temperature.
Table 17: Fault table
Error Possible cause(s) Remedy
Valve does not
switch
Electrical connection
interrupted, no current
continuity
• Cable break Replace the connection cable
• Electrical defect in valve
solenoid
Remove valve and have it repaired
• No pressure at P Check and/or reapply pressure at port P
• Control spool is jammed due
to contamination
Remove valve and replace it with a new
one. Have the valve repaired.
Contact problems at the con-
nection terminal
Check the mounting screws of the
connection terminal and tighten them
using amanual torque wrench. See also
chapter 7 "Assembly".
External leakage Seal defective
• Seal at the connection sur-
face is defective
Remove the valve and replace the seals
• Other leakage Remove valve and replace it with
anewone
Following faults due to contamination, it is - in addition to the repair - essential
to check the oil quality and improve it, if necessary, by suitable measures such as
flushing or the additional installation of filters.
Fault table