PRODUCT MAINTENANCE
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.
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
Pull out the rubber plug (2) by hand.
Remove the dirty inlet filter (1).
Insert a new filter and mount the rubber plug.
02/2020
Fig. 17: Check of safety valve
Fig. 18: Inlet filter replacement
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NP-DK50 PLUS, 2V-A-3_02-2020-MD