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Инструкция по эксплуатации MRV Communications, модель AE242FCAKA

Производитель: MRV Communications
Размер: 3.19 mb
Название файла:
Язык инструкции:en
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Фрагмент инструкции


The power supply to the indoor unit shall be laid in complying with the operational instruction manual. The electric wiring shall avoid contacting with the high temperature part of the piping so as to prevent the cable insulation melts and cause dangers. After connected on the terminal block, the wires shall be bent to U form and then fastened with wire clip. The control wiring and refrigerant piping may be laid and fastened together. Before completion of vacuum pumping of the refrigerant pipe system, do not electrify the indoor unit. The power cord of the indoor unit and connection wiring between indoor and outdoor units shall be laid out according to the operational instruction manual of the indoor unit. The connection of the power cord shall comply with the local regulations. The power supply wiring connection should meet the local regulation. Wiring connection method : (the wiring diagram is attached inside the machine) 1) Ring terminal connection method If there is a ring at the end of the connection wire, the wire connection method is as shown in the right figure. Remove the terminal screw and insert it through the ring at the connection wire end, then connect to the terminal board and fasten the screw. 2) Straight terminal connection method for ring terminal If there isnt a ring at the end of the connection wire, the connection method shall be: loosen the terminal screw, insert the connection wire end completely into the terminal board and fasten the screw. Pull the connection wire outwards slightly to confirm it is clamped tightly. 3) Clamping method of the connection wire After wire connection is finished, the connection wire must be pressed tightly with wire clips, which shall apply to the outer sheath of the connection wire. Connection method 32 Installation Procedure Electric wiring Wire connection for built-in indoor unit Insert from outside the connection wire and signal transmission wire through the wall hole with pipeline already arranged. Pull out the front ends of connection wire and signal wire and make a circle on the signal wire. Connect the connection wire according to the connection method and indoor and outdoor wiring diagram. Pull the connecting conductor outwards slightly to confirm it is clamped tightly. Connect the plug for connecting the signal wire with the plug of the signal wire connected from the indoor unit. After wire connection is finished, install wire clips using the same method for connection wire clamping. Note: When connecting the indoor unit and the outdoor unit, please do connect the wires with the same color terminals. Notes: Before connecting the conductors between indoor unit and outdoor unit, check for the number on the indoor and outdoor units connecting terminals. Connect the terminals with the same color and number with a wire. Wrong connection would damage the controller of the air conditioner or the machine couldnt operate. Do not connect the connection wire and signal wire with the same cable. They shall be connected respectively to ensure system normal operation. Field setting Field setting the unit number In order to realize central control of the MRV air conditioning system, its necessary to set the indoor unit number (control address). Indoor unit number setting Indoor unit number setting switch and confirmation of the settings. There is a 4-position dial switch for setting the indoor unit number on the computer board of the indoor unit. Setting way is as follows: Before connecting the power supply, please set the indoor unit number manually according to the following table Matrix of the dial switch and indoor unit number Position 1 Position 2 Position 3 Representing unit number 0 0 0 1 1 0 0 2 0 1 0 3 1 1 0 4 0 0 1 5 1 0 1 6 Example: 10 0 Pos.1 Pos.2 Pos.3 Pos.4 Setting for No. 2 Disabled indoor unit : 0 : 1 33 Malfunction Indoor unit malfunction display code Indoor unit malfunction Display code Float switch or water motor abnormal E0 Outdoor unit abnormal E1 Setting running mode is different with outdoor running mode E2 Liquid temperature sensor is abnormal E3 Gas temperature sensor is abnormal E4 The communication between indoor 846 chip and communication chip is abnormal E5 The communication with electronic expansion box is abnormal E7 The communication between the wire remote controller and indoor unit control board is abnormal E8 The communication between indoor and outdoor unit is abnormal E9 Water temp. sensor is abnormal EB Outdoor unit malfunction display code (When the wire remote controller display E1,can check the indoor unit control board LED1 or the outdoor unit control board LED1 Outdoor unit control board LED (ALARMA or ALARMB)). Outdoor unit malfunction LED flashing times Outdoor unit defrost temp. sensor is abnormal flashing once Outdoor unit environment temp. sensor is abnormal flashing twice Outdoor unit suction temp. sensor is abnormal flashing 3 times Outdoor unit discharge temp. sensor is abnormal flashing 4times Outdoor unit A...

Эта инструкция также подходит к моделям:
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