3.7 Rotating air cone
D026630 ver. 2
Pos.
Item
1
Air cone
2
Air cone mounting screws
3
Hole for lifting eyelet M10 (short thread)
If the air intake is too close to floor level, the air cone can be rotated towards the boiler.
It is also possible to adjust the noise level by rotating the air cone.
1. Screw on the lifting eyelet (thread length 0.39 inches) and place a lifting hook
through the eyelet.
2. Remove the air cone mounting screws.
3. Rotate the air cone towards the desired direction.
4. Replace the mounting screws.
3.8 Gas valve selection table
Gas valves
Gas valve
Burner
Min. inlet gas
pressure PSI"
Max. inlet gas
pressure PSI"
Type
Size inch
1000 - 1200 M
2.90
7.25
VGD
4" - 6"
If the gas inlet pressure is less than 8 in.WC or if some other gas except
natural gas is used, case-specific evaluation must be made.
24 (102)
M4263 2206EN
