Installation 3.3.5 Arranging the connections – To allow the passage of cables, use a suitable tool to remove the pre-cut pieces (1) from the unit frame. – To detach the pre-cut pieces effectively, keep the unit’s front panel fitted on. – Before passing the cables, position the cable grommets (2) contained in the documentation envelope. 3.3.6 Installing the accessory kit Anti-freeze kit (A) 1 2 G ½” A Fig. 30 Fig. 28 – Loosen the screws (3) and remove the front panel (4) by pulling it downwards and forward. Condensate collection tray – Loosen screw (1) and remove the panel (2). 1 4 2 3 Fig. 31 – Loosen screws (3) and (4). B 3 A Fig. 29 4 3 Fig. 32 22 / EN

Installation – Attach the tray using the appropriate hooks (5). – Fasten the tray with the screws (3) and (4) removed previously. 5 5 2 3 4 4 3 Fig. 36 3.4 Installing the indoor unit Fig. 33 – To ensure correct operation of the kit, the unit must rest on a base measuring at least 70 mm. 3.4.1 Place of installation To position the system, use the template provided and a spirit level. To avoid jeopardising the product’s operation, the place of installation must be adequate in relation to the threshold operating temperature (min +5°C) and protected against direct contact with atmospheric agents. Minimum installation distances H≥70 mm Fig. 34 350 mm Condensate collection tray heating element – Position the heating element (1) on the bottom of the unit. 350 mm 400 mm 1 800 mm Fig. 35 – Pass the power cables (2) of the heating element through collar (3), cable hole (4) and collar (5). – To connect the heating element electrically, refer to the paragraph “Electrical connections”. i Fig. 37 If the DHW Expansion Vessel is installed, it is necessary to leave a gap of at least 50 mm from the rear wall. EN / 23

Installation 3.3.5 Arranging the connections – To allow the passage of cables, use a suitable tool to remove the pre-cut pieces (1) from the unit frame. – To detach the pre-cut pieces effectively, keep the unit’s front panel fitted on. – Before passing the cables, position the cable grommets (2) contained in the documentation envelope. 3.3.6 Installing the accessory kit Anti-freeze kit (A) 1 2 G ½” A Fig. 30 Fig. 28 – Loosen the screws (3) and remove the front panel (4) by pulling it downwards and forward. Condensate collection tray – Loosen screw (1) and remove the panel (2). 1 4 2 3 Fig. 31 – Loosen screws (3) and (4). B 3 A Fig. 29 4 3 Fig. 32 22 / EN

Installation – Attach the tray using the appropriate hooks (5). – Fasten the tray with the screws (3) and (4) removed previously. 5 5 2 3 4 4 3 Fig. 36 3.4 Installing the indoor unit Fig. 33 – To ensure correct operation of the kit, the unit must rest on a base measuring at least 70 mm. 3.4.1 Place of installation To position the system, use the template provided and a spirit level. To avoid jeopardising the product’s operation, the place of installation must be adequate in relation to the threshold operating temperature (min +5°C) and protected against direct contact with atmospheric agents. Minimum installation distances H≥70 mm Fig. 34 350 mm Condensate collection tray heating element – Position the heating element (1) on the bottom of the unit. 350 mm 400 mm 1 800 mm Fig. 35 – Pass the power cables (2) of the heating element through collar (3), cable hole (4) and collar (5). – To connect the heating element electrically, refer to the paragraph “Electrical connections”. i Fig. 37 If the DHW Expansion Vessel is installed, it is necessary to leave a gap of at least 50 mm from the rear wall. EN / 23