7
Initial start-up, inspection and maintenance
Further details of the individual steps
(cont.)
Pulsation noises
Independent of the make of boiler, burner or flue gas system, gas-tight flue
systems can create pulsation noises.
A change of resonance may be effected by rotating the damper fitted into the
flue outlet.
1.
Loosen MĂ10 nutĂ
A
in handleĂ
B
of damperĂ
C
.
2.
Adjust the handle until all
pulsation noises have ceased
(the handle mirrors the damper
position).
3.
Lock the damper with MĂ10 nutĂ
A
.
4.
If necessary, readjust the burner.
5692Ă480ĂGB
