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Installation and operating instruction
Gas burner WG30…/1-C ZM-LN
7 Commissioning
83299902 1/2019-02 La
49-124
Set diffuser
With dimension X = 0 mm the indicating bolt is flush with the cover of the nozzle
assembly.
Turn screw
1
, until dimension X equals the value determined.
X
1
7.1.7 Preset gas and air pressure switch
The presetting of the pressure switches is only valid during commissioning. Once
commissioning has been completed the pressure switches must be set correctly
[ch. 7.3].
Air pressure switch
without variable speed drive
with variable speed drive
approx. 5 mbar
approx. 1 mbar
Low gas pressure switch/valve proving gas pressure
switch
12 mbar
High gas pressure switch (optional)
approx. twice control pres-
sure