Viessmann Vitovalor 300-P Installation And Service Instructions For Contractors page 142

Parts lists
Heat cell assembly
Pos. Part
0046 Ventilation air gasket DN 125
0047 Inspection bend cover with gasket
0048 Inspection cover internal bend
0049 Felt strip 100 x 50 x 2 (2 pce)
0050 Pipe clip 18
7
0051 Air vent valve G 3/8
0052 Hose 10 x 1.5 x 1500
142
(cont.)
80/125
7
60
7