10.8.4 Option dc
Fresh air filter maintenance
Before commencing work on the fresh air filter, read and understand the operating instructions for
pressurised air filters (fresh air filters) provided in chapter 13.7.
Precondition The machine is shut down.
The machine is standing level.
The machine is fully vented, the pressure gauge reads 0 bar.
All compressed air consumers are disconnected and the air outlet valves are open.
Fig. 74 Fresh air filter maintenance
1
Fresh air filter
2
Upper housing
3
Upper element (adsorption element)
4
Body
5
Lower filter element (high capacity ele‐
ment)
6
Lower housing
7
Condensate drain (tap for manual draining)
0 - closed
I - open
8
Oil indicator
➤ Open both doors.
10.8.4.1 Draining condensate
Material Receptacle
Cleaning cloth
1. Place the receptacle below the fresh air filter condensate drain point.
2. Open the condensate drain valve.
3. Close the doors.
4. Switch the machine on and run it in IDLE mode for approx. 2 minutes.
The condensate collecting in the filter housings is blown out.
10 Maintenance
10.8 Maintenance of Optional Items
140
Service manual Portable compressor
M122
No.: 9_6974 20 E
Option dc
RAMIRENT
