OPERATING AND INSTALLATION MANUAL SURFACE-MOUNTED UNIT LG 100 AP
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Before the core drilling for the outdoor air and exhaust air duct can be made, mark them using the drilling template supplied. The
drilling template for this purpose is provided with markings for the holes of the screws by means of which the surface-mounted
housing is fitted as well as an indication of the position for the cable gland.
Afterwards, drill the corresponding holes using a 142 mm size core drill and insert the screws for fitting the surface-mounted housing.
16.1.3. Structural measures for the installation of the surface-mounted housing
Placing the markings on the drilling template
Drill core drilling and insert screws
Drill the holes marked
Mill out the wall groove
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