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1. Unscrew the service opening plug.
2. Unscrew the soot drain plug.
3. Push one end of the hose over the drain port and place the other end in the receptacle.
4. Start the compressor engine.
5. In order to increase the pressure in the exhaust system, partially cover the exhaust discharge
pipe with a fireproof covering.
Soot will drain through the hose into the receptacle.
6. Shut down the engine.
7. Remove the hose and replace the plug.
8. Screw the service plug back into the floor pan.
It is recommended to blow out the spark arrestor with compressed air once a year.
Dispose of soot according to environmental protection regulations.
10.9.7 Option oe
Draining liquid accumulation within the machine
The so-called "closed floor pan" contributes to the protection of the environment by preventing a
contamination of the soil in the event of leaking operating fluids.
Liquid accumulations within the machine's body can also cause corrosion or electrical faults.
Liquid accumulations must be removed as quickly as possible to avoid any faults of the machine.
For draining the liquid, maintenance openings have been added to the floor panel of the machine
which are closed with bungs.
In order to clean the machine, see chapter 4.8.7 for the location of the service openings.
Material Oil receptacle
Cleaning cloths
Precondition The machine is switched off.
The machine is standing level.
The machine is secured against moving.
The machine is fully vented, the pressure gauge reads 0 psig.
The machine has cooled down.
All compressed air consumers are disconnected and the air outlet valves are open.
➤ Open all doors.
Checking the machine interior for liquid accumulations:
1. Check the machine interior for liquid accumulations.
If liquid is present in the floor pan: Drain the liquid.
2. Close the doors.
Draining the liquid:
1. Place a receptacle underneath the service opening(s).
10 Maintenance
10.9 Maintenance for Optional Items
No.: 901765 05 USE
Operator Manual Screw Compressor
M114 SIGMA CONTROL SMART
165