Dimensional Drawing And Connections - Vaillant ecoMAX 646 Installation And Maintenance Manual

3.3

Dimensional drawing and connections

1
2
7
Rp1
6
Fig. 3.2 Connection dimensions
1 Flue connection Ø 80/125 mm
Dimension A with 87° elbow: 253 mm
2 Mounting bracket
3 Heating return
4 DHW primary return (only in conjunction with cylinder)
5 Gas connection
6 DHW primary flow (only in conjunction with cylinder)
7 Heating flow
Installation and maintenance manual ecoMAX 646 / 0020020158_02
480
fl 80/125
Rp1
5
70
100 100
4
3
7
fl 20
R 3 / 4
Mounting 3
190
100
R 1
180
450
144
9