EMG ELDRO EdEx 125/160, Инструкция по сборке, Страница: 60 / 75

8 Help with malfunctions
8.1 Faults and troubleshooting
60 / 75 ELDRO-EdEx-Montageanleitung-607338-EN.docx
Table 23: Faults and troubleshooting
Fault Possible cause Measure
Lack of operating fluid Top up the operating fluid
Operating fluid
escapes On the lifting rod seal Replace the EdEx thruster and send to
the manufacturer for repair
On the filling screw Check the sealing ring, tighten the filling
screw to a maximum of 65 Nm
At the separation level between
cylinder jacket and end shield Tighten the screw connection
to a maximum of 53 Nm
On the end shield or operating fluid in
the junction box Replace the EdEx thruster and send to
the manufacturer for repair
Rattling, metallic
noise Ball bearing damaged Replace the EdEx thruster and send to
the manufacturer for repair
Motor protection
switch or fuse
elements tripped Short-circuited coil, phase leakage or
short circuit Check the motor’s resistors and
insulation, replace the EdEx thruster
and send to the manufacturer for repair
if required
Increased current
consumption, cause Between two phases:
Short-circuited coil Measure the resistance, replace the
EdEx thruster and send to the
manufacturer for repair if required
Between all phases:
Rotor is grinding or stuck Replace the EdEx thruster and send to
the manufacturer for repair