EKHBRD011~016ADV1+Y1Indoor unit for air to water heat pump system4P402191-1A – 2015.04Installation manual10 Install the grommets (accessories) around the knock-outholes to prevent damage. Place the unit in the appropriate installation location. Level the unit to a stable position using the levelling feet andminimize the gap between the frame and the floor. Close the sound panel(s) and decoration panel(s) which will beon the wall side and for which fixation is not possible anymoreafter the unit is put on its final location. First connect the flexible water piping delivered with the unit tothe field piping. Then connect the flexible water piping throughthe foreseen knock-out holes with the unit water system toprevent excessive bending (kink) of the flexible water piping inthe process.1 Knock-out hole 3 Grommet2 Burr 4 Putty or insulationmaterials (field supply)The weight of the unit is approximately 145 kg. Atleast two persons are required to lift the unit.Use the plates delivered with the unit to lift the unit. Standard installation location of the optional domestichot water tank is on top of the indoor unit.If available service space to left and/or right side islimited, carefully consider all tank module installationsteps first (refer to figure 2).1 2 3 4145 kgNOTE Consider carefully the installation location ofthe flexible water inlet pipe. According to the direction of the water flow,the water filter must be positioned as shownin the figure. Provide sufficient space allowing easyaccess to clean the water filter and regularoperation check of the safety valve. Provide a flexible hose for pressure reliefvalve blow-off (field supply). Consider to support the water inlet pipe andwater outlet pipe so not to stress the fieldpiping.