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Liquid system
General information - valve system
All of the spray functions are operated via centrally situated valves with colour coded pictorial symbols for easy operation.
Pump
The 6-diaphragm pump has a simple design. The diaphragms and valves are easy to access, they isolate the moving parts
from the liquid. The ALPHA Evo self-propelled vehicle may be equipped with the model 463-10 or 463-12 with respective
flow rates of 276 l/min and 322 l/min.
Valves and symbols
The valves are identified by coloured symbols according to their function. They correspond to the different possible
functions of the valves, thus facilitating their use. A function is activated by turning the handle towards the desired function.
Suction valve = blue symbols
Turn the handle so the symbol for the required function is pointing
towards the indicator. The valve is closed when the handle is not
pointing towards a symbol.
Suction in
main tank
Suction in
rinse tank
External
suction
Pressure valve = green symbols
Turn the handle so the symbol for the required function is pointing
towards the indicator.
Fill with
chemicals
Tank rinse
3 - Description Evo EcoDrive
Spray
pressure
Pressure draining
/
Turbofiller
21
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