Unit installation

52
E
Gas supply pipe
F
Gas shut-off valve
G
Burner gauze assembly
H
Ignition electrodes
I
Ionisation electrode
K
Thermal insulation block
L
Burner control unit
M
Ignition unit
N
Inlet adaptor for balanced flue oper-
ation (option)
P
Gas pressure switch
Q
Gas train
R
Venturi mixing pipe
S
Choke valve
Component overview
Component overview
(cont.)
5692 907 GB