DK50 4VR/50
16.2. Condensation drain valve
Compressors (Fig.10)
Switch off the compressor at the mains. Reduce air pressure in the
appliance to max. 1 bar by releasing air via a connected device.
Place the vessel under release valve (1) and open it. Wait until
condensation is fully drained from the pressure tank. Close drain
valve (1).
Compressors with air dryer
In the case of a regular operation condensate is automatically excreted via air dryer and it is entrapped in a
bottle. Take out the bottle from a holder, release cap and pour out the condensate.
16.3. Check of dryer function
Check for proper dryer function by opening the vent valve. No condensate should leak out. Seek
professional assistance if condensate appears during such venting!
16.4. Safety valve check
(Fig.9)
When the compressor is operated for the first time, make sure that the safety valve is working properly. Turn
screw (4) of safety valve (1) several rotations to the left until the safety valve releases air.
valve blow out for only a few seconds. Turn screw (4) to the right until it seats, closing the valve.
The safety valve must never be used for depressurizing the air tank. It could damage the
safety valve. The valve is set to the maximum permitted pressure by the manufacturer.
Adjustments are not permitted.
Warning! Compressed air can be dangerous. Wear eye protection when blowing air out.
16.5. Replacement of the inlet filter and prefilter
(Fig.11)
At the lid of the compressors crankcase is an
Inlet filter (1) and prefilter (3).
Replacing of the inlet filter
Hand pull the rubber stopper
Remove used and dirty filter.
Input new filter and set rubber stopper.
Replacing of the prefilter:
(3).
Hand pull prefilter
Replace old prefilter with new
Input filter
Prefilter
10/2018
:
(2).
Order number
025200139-000
025200150-000
Fig.10
Fig.11
- 23 -
1
Let the safety
NP-DK50 4VR50-12_10-2018