Mechanical properties
3.11 Maintenance and service intervals
1FW3 complete torque motors
Configuration Manual, 08/2020, A5E46027705B AA
73
Repair centers
Note
Authorized motor repair centers
The following activities (particularly replacing parts) can only be performed by authorized
motors repair centers:
Replacing the encoder, auxiliary encoder bearings and toothed belts
Replacing motor bearings, shaft sealing ring and toothed-belt pulley
In the event of a fault, contact the OEM/regional sales. They will then coordinate the
appropriate authorized workshops.
Additional regional motor repair centers will be successively authorized in order to minimize
downtimes and to be able to perform repairs quickly, at a favorable price and with a high
quality standard.
For contact data of the Siemens Service Center, see "Technical Support" in Chapter
"Introduction".
3.11.2 Checking the cooling water
● Check the level and discoloration or turbidity of the cooling water at least once a year.
● Every year check whether the cooling water still has the permissible specification.
● If cooling water is lost for closed or semi-open circuits top up the system using a prepared
mixture of deionized water and inhibitor or Antifrogen N.
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