User manual LG LRTN19330TT

[. . . ] · Ask an authorized dealer or qualified installation professional to reinstall adapters. Incomplete installation causes an electric shock or a fire. · For an electric work, this Installation Manual shall be referred and exclusive circuit shall be necessarily used. The used voltage shall be also match with the rated voltage of the product. [. . . ] · Relay wire (B) Connect CN50 (White) on indoor control P board with CN51 (Red) on "1 : 1 Model" Connection Interface board. · When installing "1 : 1 Model" Connection Interface board to electric parts box, insert three board installing spacers (A) into holes of P board. . C. CAUTION After connection of the relay wires (A) and (B), bind them with banding band so that wires are not caught in. In this time, be sure not to bind the relay wires (A) and (B) together with the power supply lines such as power cable, earth wire, etc. ; otherwise a trouble may be caused. 5 n In case of Concealed Duct type (RAV-SM 0BT-E, RAV-SM 0BT-4C) No. 1 Using board installing spacer (A), (B) install "1 : 1 Model" Connection Interface board to the position of electric parts box of the indoor unit. (See the figure below. ) Procedure <Installation position of spacers for fixing P. C. board> CN40 (Blue) Spacer (B) CN51 (Red) Spacer (A) 2 Using terminal block fixing screws, install U3, U4 terminal block to the position of electric parts box of the indoor unit. (See the figure below. ) · When tightening the screws, be sure not to damage wires. · Adhere the attached nameplate near the relay terminal block. 3 Connect the relay wire (A) from U3, U4 relay terminal block to CN40 (Blue) of "1 : 1 Model" Connection Interface board. Connect the relay wire (B) from CN050 (White) on the indoor P. C. board to CN51 (Red) on "1 : 1 Model" Connection Interface board. In this time, be sure not to bind the relay wires (A) and (B) together with the power supply lines such as power cable, earth wire, etc. ; otherwise a trouble may be caused. 7 n In case of Under Ceiling type (RAV-SM CT-E, RAV-SM CT-4C) No. 1 Procedure Using board installing spacer (A), install "1 : 1 Model" Connection Interface board to the position of electric parts box of the indoor unit. (See the figure below. ) Using terminal block fixing screws, install U3, U4 terminal block to the position of electric parts box of the indoor unit. * Refer the next page to item "Manual setup/change of line address in indoor unit". (Including twin system) YES Are all the indoor units attached with this interface Header units (Group address = 1)?NO Re-setup of indoor unit with this interface to Header unit, and re-setup of indoor units without this interface to Follower units YES * Refer to item "Check and change of group address of indoor unit". (Page 11) Setup of central control address * Refer to item "Setup of central control address". End 9 n Manual Setup/Change of Line Address in Indoor Unit [In case of 29 refrigerant lines or less (Includes No. of refrigerant lines at Multi side if mixed)] After the system power supply has been turned on, all the line addresses are allocated to "1" by automatic address setup except group control. Therefore change setup of the line address using the wired remote controller for each refrigerant line. Change line address for each refrigerant line. Central control device Refrigerant line 1 Refrigerant line 2 Refrigerant line 3 Refrigerant line 4 Refrigerant line 5 Refrigerant line 6 Refrigerant line 7 Outdoor unit Outdoor unit Outdoor unit Outdoor unit Outdoor unit Outdoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Remote controller Remote controller Remote controller Remote controller Remote controller Line address Indoor unit address Group address 1 1 0 1 1 0 2 1 1 1 3 1 2 2 3 1 1 1 4 2 1 2 5 2 1 1 6 2 3 2 6 2 2 1 2 7 2 2 2 7 In case of group control including twin system, the automatic address does not normally work. Set the automatic address again from the wireless remote controller manually. Line address (1) Indoor unit address Group address 1 1 0 2 1 0 3 1 1 3 2 2 4 1 1 5 1 2 [ 6 1 1 6 2 2 7 1 2 7 2 2 "1 : 1 Model" connection interface] * For change/setup method by wired remote controller, refer to "Change method of address setup". (Page 15) * Allocating different numeral value for each refrigerant line, set up the line address so that it does not overlap with other address No. [. . . ] Set "03" to item code with temperature setup and buttons. Using timer setup/time and buttons, set up the central control address. ( SETTING changes from flashing to lighting. ) Push TEST TEST VENT 1 2 3 4 5 6 7 8 9 10 Push and ZONE buttons simultaneously for 4 seconds or more. Set "C1" to item code with temperature setup and buttons. [. . . ]