Metalfab SEW Eurodrive MOVIMOT MM..C - Manual (Page 129)

Operating Instructions – MOVIMOT® MM03C - MM3XC
129
10
Diagnostics of MOVIMOT® standard design
Diagnostics
Fault code 89
Thermal overload of brake coil or
brake coil defective • Extend the set ramp time
• Brake inspection (see the section "Inspection and Maintenance")
• Contact SEW service
• If the fault should occur shortly after the initial enable, check the combination of drive (brake
coil) and MOVIMOT
® frequency inverter.
• For combinations of "MOVIMOT
®
and motor with one lower power increment," check the
position of DIP switch S1/6.
Reset the fault by switching off the 24 V
DC
supply voltage or use MOVILINK ® .
Fault code 91
Communication error between field-
bus gateway and MOVIMOT
® (this
fault is generated by the bus mod-
ule)
• Check electrical connection between fieldbus gateway and MOVIMOT ® (RS-485)
• The fault is automatically reset after removing the cause, a reset via control word is not pos-
sible.
Faults Cause / solution