Weishaupt WG20-/1-C LN Series - Set Mixing Head

Installation and operating instruction
Gas burner WG20…/1-C LN
9 Servicing
83240802 1/2020-01 La
53-96
9.4 Set mixing head
Observe notes on servicing [ch.9.1].
The distance between diffuser and flame tube front edgeS1 can not be measured
with the burner mounted. This is only possible indirectly with the mixing head re-
moved, with dimensionLx.
Dimension Lx changes according to the combustion head extension used.
Remove mixing head [ch.9.3].
Turn setting screw1 until it is flush with the nozzle assembly cover
(dimension X = 0 mm).
Check dimensionLx.
If the value measured deviates from dimensionLx:
Undo screws 2.
Adjust flame tube3 until dimensionLx has been reached.
Re-tighten screws2.
If the screws2 have been loosened:
Check position of electrodes and gas orifices 4.
Lx
S1 = 14 mm
X
65 mm
~
4
5
°
2
3
1
4
Lx = 323 mm