Vertiv | Liebert® DM | User Manual 91
System Operation and Maintenance
7.2. Indoor Unit Maintenance
7.2.1. Filter
The filter is a consumable part. Its replacement interval is directly related to the seal and cleanliness status of the equipment
room. In order to maintain eicient operation, the filter should be checked monthly and be replaced or washed if it is
damaged or clogged.
• Filter location
Loosen the fixing screws on the filter holder and take out the filter, as shown in Figure 7-1, Figure 7-2, and Figure 7-3.
No. Description No. Description
1 Fixing screw (2pcs) 5 Side panel
2 Stator 6 Guide rail
3 Filter (front) 7 Fixing screw (2pcs)
4 Filter (left & right) 8 Stator (2pcs)
Figure 7-1 Fliter Location (07 kW/12 kW)