vonRoll hydro HYTEC Montageanleitung Seite 22

Turning on
1. Open the cap and take it off.
3. Open the main valve up to the
end stop (approx. 6 to 13 turns,
depending on model).
2. Slowly open the main valve,
rinse and close again. Connect
a fire-fighting hosepipe or a
stop valve.
4. No second hosepipe can be
connected when under pres-
sure.