3
MAIN COMPONENTS
A.
CH pump
B.
Gas valve
C.
Burner controller (incl. operating panel)
D.
Sensor S1 (flow)
E.
Sensor S2 (return)
F.
Fan
G.
Pressure sensor central heating
H.
Connection wire 230 V ~ with earthed plug
I.
Manual air bleed
J.
Inspection glass
K.
Flue gas/air inlet concentric adapter
L.
Air supply (only when using twin pipe flue system)
M.
Connection block / terminal strip X4
N.
Condensate collector
O.
Siphon
P.
Heat exchanger
Q.
Operating panel and display
R.
Ignition/ionization pin
S.
Position of data plate
8