Viessmann MatriX radiant burner Service Instructions Manual page 36

Component summary
Component summary
(cont.)
A Boiler door
B Fan
C Display and programming unit
D Flow restrictor box
E Gas supply pipe
F Gas combination valve
G Venturi mixing pipe
H Burner gauze assembly
K Ignition electrodes
L Ionisation electrode
M Thermal insulation block
N Air pressure switch
O Burner control unit
P Ignition unit
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