ENGLISH-2102 INSTALLATIONDrain work• General areaWhile Air-Water Heat Pump is running in heating mode, Ice can begin accumulate on the surface of condenserTo prevent Ice from growing, system go into De-frost mode and then Ice on the surface changes to waterDropped water from condenser shall be eliminated through running drain holes to prevent Ice growing at low temperatureff In case there is not enough space for drainage out of the unit, additional drainworks are required Follow the description as below- Make space more than 100mm between the bottom of the outdoor unit andthe ground for installation of the drain hose- Insert the drain plug into the hole on the bottom of the outdoor unit- Connect the drain hose to the drain plug- Make sure dusts or small branches should not go into the drain hose≥100mm• If drain work is not enough, it can lead to system performance degration and system damagesWARNINGDrain plug x 1eaDrain hole Ø20Air discharge side30 mm1 Prepare a water drainage channel around the foundation, to drain waste water from around the unit2 If the water drainage of the unit is not easy, please build up the unit on a foundationof concrete blocks, etc (the height of the foundation should be maximum 150 mm)3 If you install the unit on a frame, please install a waterproof plate within 150 mm ofthe underside of the unit in order to prevent the invasion of water from the lowerdirection4 When installing the unit in a place frequently exposed to snow, pay special attentionto elevate the foundation as high as possible5 If you install the unit on a building frame, please install a waterproof plate (fieldsupply) (within 150mm of the underside of the unit) in order to avoid the drainwater dripping (See figure)