Start Up - Siemens 1LG0 Installation And Maintenance Manual

5.0 START UP

Preliminary Inspection
Before applying power to the motor for the fi rst time, it is recommended to check:
1) All retaining bolts are tightened including transmission coupling and alignment
2) Motor cooling fan unobstructed
3) Adequate bearing lubrication (grease) if equipped with regreasing nipples
4) Mains supply voltage and connection method match those of the rating nameplate
for operation on DOL, Soft start, Drive
5) Proper connection of earthing (grounding) terminal
6) Terminal connection correctness for thermal sensor and space heater if equipped
After power is applied to the motor, be sure to check motor for correct direction of
rotation, air fl ow, current draw and any signs of excessive vibrations and noise levels.
17