Siemens SINAMICS S120 Manual page 248

Maintenance and servicing
6.4 Replacing components
Removing/Installing filter mats from/in the cabinet doors (IP23/IP43/IP54)
Figure 6-2
1. Insert the screwdriver into the cut-out sections provided (1) and gently push the grille
2. Remove the filter mat (3).
3. Clean the ventilation grille (5).
4. Insert the new filter mat.
5. Replace the grille cover and gently snap it back into position in the cut-out sections.
6. Repeat the procedure for all filter mats that need to be replaced.
CAUTION
Make sure that no dirt falls into the cabinet.
The filter mat with degree of protection IP54 must be placed in the correct position (arrow
points towards the cabinet).
The filter mat must be placed on the upper guide edge (4).
If you do not do this, the specified degree of protection IP23/IP43/IP54 will not be achieved.
When disposing of old filter mats, observe the applicable legal requirements!
248
Removing/Installing filter mats (IP23/IP43/IP54)
cover (2) down and forwards, then remove it.
Cabinet Modules
Manual, (GH5), 05/2010, A5E03263538A