9.2 Corrective Maintenance
● Check the insulators, connectors and cable connections in the terminal box.
● Replace the damaged components if necessary.
When carrying out any work on the machine, observe the general safety instructions
(Page 15) and the specifications contained in EN 50110‑1 regarding safe operation of electrical
If the motor has to be transported, please observe the information and instructions in the
"Transport" (Page 31) section.
Prepare servicing work
● The drawings and parts lists do not contain any detailed information about the type and
● Document the type, dimensions and arrangement of the parts so that you will be able to
● Use suitable tools to disassemble the machine.
● Take measures to prevent parts from dropping down before you dismantle them, e.g. by
● The centerings in the shaft extensions have reset threads. Use lifting gear which is suitable
Rotor can fall down
Eyebolts in accordance with DIN 580 are unsuitable for suspending the rotor. The rotor can
fall off. This can result in death, serious injury or material damage.
Use lifting gear which is suitable for the rotor weight and direction of loading.
Damaged components can cause short circuits, possibly resulting in death, serious injuries
and property damage.
Replace damaged components.
dimensions of fixing elements and components. For this reason, you should establish this
information when dismantling them and make a note of it for the purpose of reassembly.
reassemble the machine to its original state.
replacing fastening elements with extra-long screws, threaded bolts or similar. This ensures
that the part is supported after it is pulled off.
for the rotor weight and direction of loading.
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 05/2016