3.
Switch off the main switch of the machine.
4.
Secure the machine against accidental movements and against unau‐
thorized operation.
5.
Wait for the cooldown times of the motor and the discharge time of the
electrical systems to elapse.
6.
Disconnect all electrical connections.
7.
Before dismounting the motor and the supply lines, secure them against
dropping or moving and disconnect the mechanical connections only
thereafter.
1.13.1
Maintenance
Increase availability with regular preventive maintenance measures. Notice
the information in the maintenance schedule of the machine manufacturer
and the following details regarding maintenance measures and intervals for
the motor.
Measure
Interval
Check the mechanical and electrical con‐
nections.
According to the guidelines of the ma‐
chine's maintenance schedule, however,
at least once every 1,000 operating
hours.
Check the machine for smooth running,
vibrations and bearing noise.
According to the guidelines of the ma‐
chine's maintenance schedule, however,
at least once every 1,000 operating
hours.
Remove dust, chips and other dirt from
the motor housing, cooling fins and the
connections.
Depending on the degree of soiling, but
after one operating year at the latest.
Tab. 1-4:
Maintenance measures
1.13.2
Repair
Defective MSK motors manufactured according to ATEX must be repaired
within the manufacturer´s factory or in an authorized workshop of Bosch
Rexroth. The following repairs can be done in such authorized workshops, for
example:
●
Replacement of motor encoder
●
Replacement of the shaft sealing ring
●
...
Bosch Rexroth AG
DOK-MOTOR*-MSK*EXGIIK3-IT04-EN-P
26/37
MSK Motors Operation in Potentially Explosive Areas ATEX Directive 2014/34/EU
Instructions
