Control Unit - Viessmann VITOCROSSAL 200 Instructions Manual

Component overview
Component overview
E Gas train
F Gas supply pipe
G Gas shut-off valve
H Burner gauze assembly
I Ignition electrodes
K Ionisation electrode
L Thermal insulation block
Not shown: Choke valve for 142 and 186
kW and rotary valve damper for 246 and
311 kW.
54
(cont.)
M Burner control unit
N Ignition unit
P Choke box
Q Inlet adaptor for balanced flue oper-
R Venturi mixing tube
ation (for 115, 142 and 186 kW)