Installation and operating instruction
Gas burner WG20…/1-C LN
9 Servicing
83240802 1/2020-01 La
52-96
9.3 Removing and refitting mixing head
Observe notes on servicing [ch.9.1].
DANGER
Risk of explosion due to leaking gas
It is possible for gas to leak out if the gasket3 is seated incorrectly.
Following work on the mixing head, ensure the gasket is clean and seated cor-
rectly, if necessary replace.
Check for leaks, see Fourth test phase [ch.7.1.3].
Removing
Unplug ionisation cable 5.
Unplug ignition cable 1.
Undo screws 4.
Turn mixing head2 to the left up to the recess and remove.
Refitting
Refit mixing head in reverse order ensuring correct alignment and cleanliness of
gasket 3.