
29
115 to 311 kW
A
B
C
D
E
F
G
+
-
+
-
L=50
L=209
L=326
L=490
L=120
L=300
L=110
L=260
L=255
H
L=105
L=400
Fig. 29
A
Gas train
B
Air pressure switch 2
C
Air pressure switch 1
D
Solenoid valve
E
Burner door
F
Venturi mixing pipe
G
Enriching nozzle
115/142 kW - 1 mm
186 kW - 0.5 mm
246/311 kW - 1 mm
H
Fan
Commissioning, inspection, maintenance
Control cables connection diagram
(cont.)
5831036