6 commissioning and operation, 1 before switching on, 2 during operation – Lenze GKK User Manual
Page 18: 3 clutches at the gkk gearbox, Commissioning and operation, 6commissioning and operation

Commissioning and operation
Before switching on
6
18
BA 12.0032-EN 2.0
6
Commissioning and operation
Stop!
The drive may only be commissioned by skilled personnel!
6.1
Before switching on
Check:
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Is the mechanical fixing o.k.?
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Are the electrical connections o.k.?
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Are all rotating parts and surfaces, which may become hot, protected against
contact?
6.2
During operation
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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.
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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.
6.3
Clutches at the GKK gearbox
The clutch (jaw coupling) isdesignedfor switching underload. Itisarrangedin thegearbox
between first and second gearbox stage. Disengaging causes an interruption of the power
flow between motor and driven shaft so that the driven shaft can be freely rotated.