Cleaning The Cabinet; Servicing The Cabinet - Siemens SINAMICS S120 Manual

Maintenance and servicing

7.2 Cleaning the cabinet

7.2 Cleaning the cabinet
The cabinet mainly comprises electronic components. Apart from the fan(s), the unit contains
very few components that are subject to wear or require maintenance or service. The
purpose of maintenance is to maintain the cabinet in the original state. Dirt and
contamination must be removed regularly and parts subject to wear replaced.
The following points must generally be observed.
Dust deposits
Dust deposits inside the cabinet must be removed at regular intervals (or at least once a
year) by qualified personnel in line with the relevant safety regulations. The unit must be
cleaned using a brush and vacuum cleaner, and dry compressed air (max. 1 bar) for areas
that cannot be easily reached.
Ventilation
The ventilation openings of the cabinet must always be kept free and unobstructed. The fan
must be checked to make sure that it is functioning correctly.
Maintaining the filter medium for option M23/M43
For option M23/M43, the filter medium must be maintained according to the local
environmental conditions. The filter medium must be regularly inspected and replaced as
required.
You can obtain additional information regarding a maintenance contract from your Siemens
contact person.
7.3

Servicing the cabinet

Servicing involves activities and procedures for maintaining and restoring the operating
condition of the cabinet.
Required tools
The following tools are required for replacing components:
● Standard toolboxes with screwdrivers, screw wrenches, socket wrenches, etc.
● Torque wrenches from 1.5 Nm up to 100 Nm
● 400 mm extension for socket wrenches
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Cabinet Modules liquid cooled
Equipment Manual, 04/2020, A5E37067587A