User manual LG ACO1840AB

[. . . ] Be sure to observe the cautions specified here as they include important items related to safety. Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possibility of death or serious injury. [. . . ] Prepare the indoor unit's piping and drain hose for installation through the wall. Remove the plastic tubing retainer(see the illustration by) and pull the tubing and drain hose away from chassis. Replace only the plastic tubing holder 1, not the holder 2 in the original position. Holder 1 ENGLISH For right rear piping 1. Route the indoor tubing and the drain hose in the direction of rear right. Insert the connecting cable into the indoor unit from the outdoor unit through the piping hole. · Do not connect the cable to the indoor unit. · Make a small loop with the cable for easy connection later. Tape the tubing, drain hose, and the connecting cable. Be sure that the drain hose is located at the lowest side of the bundle. Route the indoor tubing and the drain hose to the required piping hole position. Insert the piping, drain hose, and the connecting cable into the piping hole. · Connect the wires according to color codes, referring to the wiring diagram. The power cord connected to the "A" unit should be selected according to the following specifications(Type "B" approved by HAR or SAA). (mm2) Grade NORMAL CROSS -SECTIONAL AREA Unit(A) Cable Type(B) 7k 0. 75 Indoor H05VV-F 9/12k 1. 0 Indoor H05VV-F 18k 1. 5 Indoor H05VV-F 24k 2. 5 Indoor H05VV-F The power connecting cable connecting the indoor and outdoor unit should be selected according to the following specifications (Type "B" approved by HAR or SAA). <Power Connecting Cable> <Connecting Cable> (mm2) NORMAL CROSS -SECTIONAL AREA Grade 7k 0. 75 9/12k 1. 0 18k 1. 5 24k 2. 5 NORMAL CROSS-SECTIONAL AREA 0. 75mm2 Cable Type(B) H07RN-F H07RN-F H07RN-F H07RN-F Installation Manual 19 Installation Outdoor Unit 1. Remove the control cover from the unit by loosening the screw. Connect the wires to the terminals on the control board individually. Secure the cable onto the control board with the cord clamp. Refix the control cover to the original position with the screw. Use a recognized circuit breaker between the power source and the unit. A disconnecting device to adequately disconnect all supply lines must be fitted. Grade(Based on Cooling Capacity) Circuit Breaker 2. 5~3. 5kW(9~12kBtu/h) 5. 3kW(18kBtu/h) 7. 3kW(24kBtu/h) (A) 15 20 30 Outdoor Unit Terminal block Over 5mm Connecting cable Power cable Cover control Main power source Provide the circuit breaker between power source and the unit as shown by Air Conditioner Circuit Breaker Use a circuit breake or time delay fuse. According to the confirmation of the above conditions, prepare the wiring as follows. Never fail to have an individual power circuit specifically for the air conditioner. As for the method of wiring, be guided by the circuit diagram posted on the inside of control cover. The screw which fasten the wiring in the casing of electrical fittings are liable to come loose from vibrations to which the unit is subjected during the course of transportation. Check them and make sure that they are all tightly fastened. [. . . ] Reattach the cover by pushing it back into position. NOTICE · Use 2 AAA(1. 5volt) batteries. · Remove the batteries from the remote controller if the system is not used for a long time. Settlement of outdoor unit 1. Anchor the outdoor unit with a bolt and nut(ø10mm) tightly and horizontally on a concrete or rigid mount. When installing on the wall, roof or rooftop, anchor the mounting base securely with a nail or wire assuming the influence of wind and earthquake. [. . . ]