Specifications

10
20 http://www.buderus-domestic.co.uk
Initial start-up
z Connect filling loop (accessory) (fig. 6).
z Open both stop valves (fig. 6).
z Fill the system to a pressure of approx. 1.5 bar
(fig. 4, item 3).
z Shut both stop valves.
z Disconnect the filling loop.
z Vent all radiators from air starting with the lowest radiator
and working your way up to the highest point.
fig. 6 Filling loop
filling
loop
stop
valve
stop
valve
double
check
valve
external
MCW
supply
CH
return