User manual LG DHA4011

[. . . ] Defrost Control (Only in Heating Operation) . 42 2 High Wall, Heat Pump Type Service Manual 8-10-1. 8°C HEAT Operation (-ND Model Only) . Start 8°C HEAT Operation When the Air Conditioner is Stopped . [. . . ] 2) Remove the terminal cover and cord clamp. 3) Insert the connecting cable (or as according to local regulations/codes) into the pipe hole on the wall. 4) Pull the connecting cable through the cable slot on the rear panel so that it protrudes about 15 cm out of the front. Connecting cable about 15 cm 110 mm 10 mm Earth line 10 mm 50 mm 61 High Wall, Heat Pump Type Service Manual NOTE · Connecting cable (Indoor unit/outdoor unit) · Wire type: H07RN-F or 60245IEC66 (1. 0 mm2) 4) Attach the drain cap Insert hexagonal wrench (4 mm). 9-3-5. Piping and Drain Hose Installation Piping and drain hose forming Since condensation results in machine trouble, make sure to insulate both the connecting pipes separately. (Use polyethylene foam as insulating material. ) Rear right Rear left Bottom left Left Bottom right Right Die-cutting front panel slit Changing drain hose 5) Firmly insert drain cap. No gap Do not apply lubricating oil (refrigerant machine oil) when inserting the drain cap. If applied, deterioration and leakage of the drain plug may occur. Insert a hexagon wrench (4 mm) Piping preparation 6) Attach the drain hose Insert the drain hose firmly until the connector contacts the insulation, then secure it in place using the original screw. NOTE Always use the original screw that secured the drain hose to the unit. Using a different screw may cause water to leak. Relocating drain hose For left connection, left-bottom connection and rear-left connection's piping, it is necessary to relocate the drain hose and drain cap. Cut out the slit on the left or right side of the front panel for the left or right connection and the slit on the bottom left or right side of the front panel for the bottom left or right connection with a pair of nippers. 2) Remove the drain cap Clamp drain cap with needle-nose pliers, and pull out. CAUTION Securely insert the drain hose and drain cap; otherwise, water may leak. NOTE The packaged foam polystyrene can be used to make replacement of the drain cap and drain hose easier. Unit Foam polystyrene of package Piping on the right side or the left side 1) After making slits on the front panel with a knife or similar tool, cut them out with a pair of nippers or an equivalent tool. · A place which is not exposed to a strong wind. · A place free of combustible gases. · A place which does not block a passageway. · When the outdoor unit is to be installed in an elevated position, be sure to secure its feet. · An allowable height level is up to 10 m. · A place where the drain water does not cause any problems. · This air conditioner accepts a connection piping length from 2 m to 20 m. NOTE · There is no need to add refrigerant as long as the length of the connection piping is 15 m or less. · You will need to add 20 g of refrigerant per meter of added connection piping for installations requiring connection piping to be between 15 m to 20 m. Snow protection plate Front Snow protection hood Install at least 50 cm above the snow accumulation line. At least 50 cm Anchor bolts Snow accumulation line Holding frame CAUTION · Install the outdoor unit in a location where there are no obstructions near its air intake or air outlet. · When the outdoor unit is installed in a place that is always exposed to strong winds like on the coast or on a high story of a building, secure the normal fan operation using a duct or a wind shield. · Especially in windy areas, install the unit to prevent the admission of wind. [. . . ] Check that all the hooking claws are fixed at their original positions. 11-3-12. 4-way Valve Coil Attachment 1) When connecting wires to the 4-way valve coils, be careful of lead colours for correct connection. Cooling/heating switching 4-way valve coil (housing color: white) Connect the red lead to terminal No. 1 Connect the yellow lead to terminal No. 2 11-3-11. Pulse Motor Valve Coil <C12A> Detachment 1) Perform the step of detachment in 11-3-2. Front Cabinet and all the steps in 11-3-3. Control Board Assembly and 11-3-5. Side Cabinet. 2) Turn the coil clockwise (or counter clockwise) 90 degrees, and remove the coil from the pulse motor valve body. Attachment 1) Match the coil lead wire lead-out portion with the coin insertion position of the pulse motor valve body, and attach the valve coil. [. . . ]