Initial start-up
2
22
Installation and maintenance instructions for wall-mounted condensing gas boiler 600 - 28C • 01/2004
Subject to modifications resulting from technical improvements!
Boulter Buderus Ltd. • http://www.boulter-boilers.com
z
Loosen the automated air vent one turn (fig. 29).
z
Connect the system to the mains power supply.
z
Set the switch on the BC10 to "1" (see fig. 28, item 3)
z
Press the service button (fig. 28, item 4) until the system
pressure (for example P1.1) appears in the display.
z
If necessary open the CH flow and CH return maintenance
valves (fig. 30, item 1 and 2).
z
Connect temporary hose (fig. 31).
z
Open both stop valves.
fig. 29 Automatic air vent
1
fig. 30 Maintenance shutoff valves
CH Flo
w
CH Retur
n
DHW Hot
(combi only)
DHW Cold
(combi only)
Gas
1
2
fig. 31 Connecting temporary hose
temporary
hose
stop
valve
stop
valve
double
check
valve
DHW
cold
CH
return
