4. Initially tighten the nuts by hand with 0.5 Nm.
5. Then tighten the nuts with a tightening torque of 1.8 Nm in the specified sequence 1 to 5
Hardware and Software
Service Manual, 03/2011, 6FC5397-5DP40-0BA0
Step 4:
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Service cases - hardware
4.8 SINAMICS S120 Combi
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