EKOM DK50 2x4VR/110/M, User Manual

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PRODUCT MAINTENANCE
NP-DK50 2x4VR 110-AD-A-1_09-2020 50 09/2020
18.14. Replacement of the logic valve ball

Turn off the compressor.

Check the pressure in the dryer.

If the dryer chambers are under
pressure, proceed in accordance with
Chapter 18.11.

Unscrew the 4 screws (1) and remove
the cover (2).

Remove the ball cover (3).

Replace the ball (4).

Check the nozzles (5) and clean as
necessary.

Reverse the procedure to reassemble.

Check for leaks and the operation of
the logic valve and nozzles
– check for
the cyclical switching of the chambers.
Fig. 29: Replacement of the logic valve ball
18.15.
Replacement of the dryer´s silencer
Working with pressurised pneumatic components poses a risk of injury.
Operating the equipment without silencers generates high levels of noise. Only
replace silencers when the equipment is shut down.

Unscrew the silencer (1).

Install a new silencer.
Fig. 30: Replacement of the silencer
18.16. Inspecting the cooled and fan
The equipment, in particular the compressor fan, cooler fan, and the cooler, must be kept clean to
ensure efficient drying. Remove dust from the surface of the cooling fins and fans by vacuuming or
blowing down with compressed air.