10.5.5 Oil separator tank dirt trap maintenance
Material Spare parts
Cleaning cloths
Cleaning fluid or spirit
Precondition The machine is shut down.
The machine is fully vented, the pressure gauge reads 0 bar.
Machine cooled down.
All compressed air consumers are disconnected and the air outlet valves are open.
Fig. 67 Cleaning the dirt trap
1
Oil separator tank cover
2
Control valve
3
Union nut
4
Oil return line
5
Sealing ring
6
Dirt trap
7
Strainer
1. Open the left-hand door.
2. Undo the union nut and bend the oil return line to one side.
3. Unscrew the dirt trap.
4. Unscrew the strainer from the dirt trap.
5. Clean the housing, strainer and sealing ring with cleaning solvent or spirit.
6. Check the strainer and sealing ring for wear.
Change if heavily worn.
7. Reassemble the dirt trap.
8. Refit the oil scavenge line..
9. Close the access door.
Starting the machine and carrying out a trial run
1. Start the machine and run for approximately 5 minutes.
2. Shut down the machine.
3. Wait until the machine has automatically vented.
Pressure gauge reads 0 bar.
4. Open the outlet valves.
5. Open the right-hand access door.
6. Carry out a visual check for leaks.
7. Shut down the machine.
8. Close the access door.
10 Maintenance
10.5 Compressor
No.: 9_6975 00 E
Service Manual Screw Compressor
M135 SIGMA CONTROL MOBIL
129
