Operating Manual
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EcoBell2 SL EC - Rotating Atomizer with External Charging
Operating principle
Document No.: MRA00001EN
Version:: 07
•
As of:: 01/2020
The main needle controls the paint flow through the nozzle of the paint
tube into the bell disk. The location of the main needle is in the front
end of the paint tube. The pneumatic drive of the main needle is in the
valve block.
The valve for rinsing the bell disk is located in the valve block as well.
4.4.3.1
Main valve needle
The main needle valve controls the flow of paint into the bell disk. The
tip of the main needle sits in the front part of the paint tube. The
pneumatic part of the main needle valve is located in the valve block.
The valve is either closed or open - the amount of paint is controlled
by the paint quantity control upstream of the atomizer.
4.4.3.2
Valve for quick rinsing the bell disk
For quick purging, detergent is guided into the bell disk. The purge
valve controls the flow.
Fig. 10: Concept image: Quick rinsing
KS Quick rinsing
KSL Quick purge air
STL Control air
PL Pulsation air
V
Detergent
