Dimension Drawing And Connection Measurements - Vaillant ecoTEC plus SERIES Installation And Maintenance Instructions Manual

4 Installation
4.5 Dimension drawing and connection
measurements
4.4 Connection measurements in mm
Key
1 Wall breakthrough for air/flue gas duct
2 Hanging bracket
3 Heating flow (22 x 1.5)
4 Hot water connection (15 x 1.5), only for VUW boilers
5 Gas connection (15 x 1.5; ecoTEC 837: 22 x 1.5)
6 Cold water connection (15 x 1.5), only for VUW boilers
7 Heating return (22 x 1.5)
8 Air/flue gas duct connection
9 Condensate siphon
10 Condensate discharge connection, Ø 19 mm
11 Heating expansion relief valve discharge pipe connection,
Ø 15 mm
Minimum dimension from wall bracket to
center line of air/flue gas duct wall break-
through
60/100 with elbow 87°, PP
80/125 with elbow 87°, PP
4.4 Dimension A for air/flue gas duct wall breakthrough with
VU and VUW boilers
18
440
35 35
100 100
Dimension A
[mm]
175
223
1
2
3 4
3
4
5
6
7
ecoTEC plus installation depth
612 (VU GB 126/5-5)
615 (VU GB 156/5-5)
618 (VU GB 186/5-5)
624 (VU GB 246/5-5)
824 (VUW GB 246/5-5)
831 (VUW GB 316/5-5)
630 (VU GB 306/5-5)
637 (VU GB 376/5-5)
837 (VUW GB 376/5-5)
4.5 Dimension B for installation depth on VU and VUW boilers
Installation and maintenance instructions ecoTEC plus 0020116700_01
8
6 7 11
5
9 10
Dimension B
[mm]
335
369
403