C 9.92
Operating Instructions
152 153 146
Malfunctions, causes, remedy
Troubleshooting also with Opus (Order No. 204-80-70) or PC
software in the menu
•Keyboard check: keys of the membrane keyboard.
•Output functions: functions XO...Y3, check if box
provides current for valves.
•Hydraulic accumulator: functions of the hydraulic
accumulator.
•Specified value channel.
•FCE1: Joystick functions.
•Diagnosis of master inputs.
•Diagnosis of BKN nodes.
Malfunction Cause Remedy
No build-up of pressure Slide valve in input plate is stuck
(foreign particles)
Remove, clean or plate replace the
slide valve
Strong flow rate fluctuation or too little
flow of priority flow valve I
Low oil flow Increase RPM, reduce consumption of
2nd load