B95W
Troubleshooting
10_Fehlerbeseitigung_en.fm - V1.0 - 1.8.17
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Check, repair or replace travel direction switch if necessary
Check and repair power supply towards switch for travel direction and/or
solenoid valve
Check pressure relief valve and replace if necessary
Replace suction filter
Check suction line between tank and pump
Check pressure and troubleshoot
Check pressure and troubleshoot
Check variable displacement pump, call service agent if necessary
Completely replace variable displacement pump unit or variable
displacement motor
Check and repair mechanical connection between variable displacement
motor and axle
Fault Working cylinders not operating correctly
Cause • Seals in cylinders worn
• Secondary valves faulty
Corrective
measure
Reseal cylinder(s)
Check secondary valves and replace if necessary
Fault Uppercarriage slewing too far
Cause • Unacceptable wear in slewing gear
• Brake worn
Corrective
measure
Check slewing gear and replace if necessary
Replace brake completely
Fault No or insufficient interlock of plunger cylinder
Cause • Mechanical fault
• Electrical malfunction
• No pressure build-up
• Spongy interlock
Corrective
measure
Check valves and replace if necessary
Check switches, cables, connections, and fuse
Check hydraulic supply
Bleed plunger cylinders
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