Installation and operating instruction
Dual fuel burner WGL40/1-A ZM
9 Servicing
83273402 1/2019-02 La
100-148
9.19 Removing and refitting filter insert in gas filter
Observe notes on servicing [ch. 9.1].
Ensure no dirt enters the multifunction assembly when removing and replacing the
filter insert.
Removing
Remove screws
1
.
Remove cover
2
.
Remove filter insert
4
.
If necessary replace filter insert
4
and O ring
3
.
Refitting
Refit in reverse order ensuring correct alignment of filter insert
4
and O ring
3
.
1
4
2
3
Carry out soundness test [ch. 7.1.4].
Vent gas valve train [ch. 7.1.5].