Lenze DISCO−Variable speed drive - Manual (Page 23)

Commissioning and operation
Before switching on
6
l
23 BA 11.5032−EN 3.0
6 Commissioning and operation
(
Stop!
Commissioning of the drive only by qualified staff!
6.1 Before switching on
Check:
ƒ Is the mechanical fixing o.k.?
ƒ Are the electrical connections o.k.?
ƒ Are all rotating parts and surfaces that may become hot protected against contact?
ƒ For gearboxes with breathing:
– Is the plug removed from the breather screw?
)
Note!
Rear−mounted gearboxes must have separate ventilation,
^ Operating
Instruction of the gearbox!
6.2 During operation
(
Stop!
During running−in, raised temperatures may occur over a period of 2 − 8 hours.
ƒ During operation, check the drive periodically and take special care of:
– unusual noises or temperatures,
– leakages,
– loose fixing elements,
– the condition of the electrical cables.
ƒ If any interference should occur, proceed according to the troubleshooting list in
chapter 8. If the interference cannot be eliminated, please contact the Lenze Service.