Buderus GB402-320-5, Инструкции по установке и обслуживанию для подрядчиков

Страница: 36 / 64

10 Inspection and servicing
Logano plus GB402 – 6 720 820 700 (2018/01) 36
10.6.1 Removing and cleaning burner
▶ Undo toggle clip [1] at the top of the ventilation air hose.
▶ Pull off ventilation air hose [2] together with the connector from
ventilation air collector [3].
Fig. 44 Undoing the ventilation air hose
[1] Toggle clip
[2] Inlet hose
[3] Ventilation air collector
▶ Undo the 4 screws from gas valve flange [1] and undo the gas
connection.
Fig. 45 Undoing the gas connection
[1] Screws
▶ Undo all electrical plug-in connections at the electrode block.
Fig. 46 Undoing the electrical plug-in connections at the electrode
block
[1] Monitoring cable
[2] Ignition cable
[3] Ignition cable
▶ Undo fixing nuts [1] at the top and bottom of the mixture manifold.
▶ Undo the electrical connections at the gas valve and the fan
(

Fig. 56, page 39).
▶ Carefully pull out the burner towards you.
Fig. 47 Undoing the nuts at the mixture manifold
[1] Fixing nuts
6 720 618 585-37.2T