VAI3-WN-I_EN - 07/14 - Vaillant
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INSTALLATION
9.3.4
Making holes for the pipes
• Case A: Pipework exiting from the rear of the unit.
In this case, a suitable hole must be made in the wall behind the
unit (see Figures 9.6 and 9.7).
-
Drill a hole in accordance with the diameter and position as
indicated in Figures 9.6 and 9.7, ensure the hole is slightly
descending to the outside to allow for a fall in the drain line.
The dimensions are given in mm.
Fig. 9.6
Mounting plate for 3-025 WNI and 3-035 WNI.
Fig. 9.7
Mounting plate for 3-050 WNI.
