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Replacing the spring in the gas valve group
To replace the spring in the gas valve group,proceed as follows:
1
Carefully twist the protection cap 1 and the O-ring 2.
2
remove the "set value" spring 3 from housing 4.
3
Replace spring 3.
4
Carefully insert the new "set value" spring. Pay attention to mount properly. First insert the spring part with smaller diameter in the
housing.
5
Place O-ring 2 in protective cap 1. Screw in the protective cap with the O-ring in it.
6
Stick the adhesive label for spring identification on the type plate.
4
DUNGS MBC..SE
Seasonal stop
To stop the burner in the seasonal stop, proceed as follows:
1
turn the burner main switch to 0 (Off position)
2
disconnect the power mains
3
close the fuel valve of the supply line
Burner disposal
In case of disposal, follow the instructions according to the laws in force in your country about the "Disposal of materials".
4
3
1
3
1
2
1
46
SKP Siemens actuator
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