Vaillant auroTHERM exclusive VTK SERIES Installation Manual download pdf (Page 48)

5 Flat roof fitting and installation

48 Installation manual auroTHERM exclusive 0020077994_02

Conditions: Type of installation: Direct mounting

Screwing on the rack

Caution.

Lack of tightness due to destruction of

the roof skin.

In the event of destruction of the roof skin,

water can penetrate the building.

▶ Check the tightness of the roof skin

after tightening screw connections.

▶ Restore the tightness of the roof skin if

necessary.

▶ Define the required rack clearances as described in the

chapter "Defining rack clearances".

▶ Drill the required holes at the defined positions.

▶ Secure the rack with fastenings appropriate to the base

(diameter: at least 10 mm).

▶ Mount as many racks as you need to hold the collectors.

Conditions: Type of installation: Floating installation (with load plates)

Preparing load plates

Caution.

Lack of tightness due to destruction of

the roof skin.

In the event of destruction of the roof skin,

water may penetrate the building.

▶ Ensure adequate protection of the roof

skin during installation on roof sealing

surfaces.

▶ Place large-area, non-slip building pro-

tection mats underneath the installation

system.

▶ If the roof is covered with gravel, remove the gravel at

the places where you wish to position the load plates,

and use non-slip building protection mats to protect the

roof skin.

▶ Connect two load plates as shown in the illustration.

▶ Connect two additional load plates as shown in the illus-

tration.

Note

For each rack, you will need four load plates:

one pair each for the front and rear rack

feet.

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Vaillant auroTHERM exclusive VTK SERIES Installation Manual Page 48

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