Operation Instruction & Installation19Samsung Electronics3-3-2 Outdoor Unit1. Make sure that you install the outdoor unit in area not exposed to the rain or direct sun light.(Install a separate sunblind if exposed todirect sun light.)2. Make sure that you install the outdoor unit in area allowing the good air moment, not amplifying noise or vibration, especially toavoid disturbing neighbours. (Fix the unit firmly if it is mounted in a high place.)3. Make sure that you install the outdoor unit in area providing the good ventilation and which is not dusty. It must not be blocked byany obstacle affecting the airflow near the air inlet and the air outlet.4. Make sure that you install the outdoor unit in area free from animals or plants.5. Make sure that you install the outdoor unit in area not blocking the traffic.6. Make sure that you install the outdoor unit in area easy to drain condensed water from the indoor unit.7. Make sure that you install the outdoor unit in area which provides easy connection within the maximum allowable length of a coolantpipe.You can install 70m of total connecting pipe length(A+B+C+D room) to the maximum, and you do not have to charge anyadditional refrigerant, under the length of 40m. If you install the excessive length of pipe 40m, add additional refrigerant as15g per unit meter.8. Make sure that you install the outdoor unit in an area which is large enough to accommodate the measurements shown in figure onthe next page.3-3-3 Remote Control Unit1. Make sure that you use the remote control unit in an area free from obstacles such as curtains etc, which may block signals fromthe remote control unit.2. Make sure that you put the remote control unit in an area not exposed to direct sunlight, and where there is no source of heat.3. Make sure that you use the remote control unit in an area away from TVs, audio units, cordless phones, fluorescent lightingfixtures and other electrical appliances (at least 1 meter).Total connecting pipe length(L)LT ≤ 40mLT ≤ 40mAdding refrigerantChargeless(LT-40m) x 15g