EKOM DK50 2V/50 - Page 49

PRODUCT MAINTENANCE
06/2020 49 NP-DK50 2V 50, 2x2V 110-A-5_06-2020-MD
Before the following checks it is required:
 For compressor variant with cabinet – unlock the door lock and open the cabinet door.
17.6. Check of safety valve
 Turn the screw (2) on the safety valve (1)
several times to the left until the safety valve
releases the air.
 Let the safety valve vent for a few seconds.
 Turn the screw (2) fully to the right, the valve
must be closed now.
Fig. 16: Check of safety valve
Risk of pressure increase when safety valve is damaged.
Safety valve must not be used to depressurize the air tank. It could damage the
safety valve function. The valve is set to the maximum allowed pressure, it is
tested and marked.
Safety valve setting must not be adjusted.
Risk of injury when compressed air is vented.
Protect your eyesight when checking the safety valve – wear protective goggles.
17.7. Inlet filter and pre-filter replacement
Inlet filter replacement:
 Pull out the rubber plug (2) by
hand
 Remove the dirty inlet filter(1)
 Insert a new filter and mount the
rubber plug
Inlet pre-filter replacement:
 Pull out the pre-filter by hand (3)
 Replace the element and re-insert
Fig. 17: Inlet filter and pre-filter