Siemens S120 Manual page 468

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Service and maintenance

11.3 Service and maintenance for Chassis format components

Installation

To reinstall, perform the above steps in reverse order.

Connecting fiber-optic cables

The fiber-optic cable plugs must be re-inserted at their original slot. Fiber-optic cables and

sockets are accordingly labeled for correct assignment (U11, U21, U31).

Material damage caused by loose power connections

Insufficient tightening torques can result in faulty electrical connections. This can cause fire

damage or functional faults.

• Tighten all power connections with the specified tightening torques, e.g. line supply

Connection clip to the interference-suppression capacitor

The connection clip to the interference-suppression capacitor is mounted on the spare power

block together with a yellow warning label.

Please note the information in Chapter "Electrical connection" of the corresponding device.

connection, motor connection.

Manual, (GH6), 04/2014, 6SL3097-4AL00-0BP4