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Air-Conditioners
PLA-A·BA
FOR INSTALLER
INSTALLATION MANUAL
English
For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing
the air-conditioner unit.
POUR L’INSTALLATEUR
MANUEL D’INSTALLATION
Français
Avant d’installer le climatiseur, lire attentivement ce manuel, ainsi que le manuel d’installation de l’appareil exté-
rieur pour une utilisation sûre et correct.
PARA EL INSTALADOR
MANUAL DE INSTALACIÓN
Español
Para un uso seguro y correcto
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Contents 1. Safety precautions .....................................................................................2 6. Electrical work ...........................................................................................7 2. Installation location ....................................................................................3 7. Test run ....................................................................................................13 3. Installing the indoor unit ..............
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2. Installation location Refer to the outdoor unit installation manual. 3. Installing the indoor unit 3.1. Check the indoor unit accessories (Fig. 3-1) The indoor unit should be supplied with the following accessories. Accessory name Q'ty Installation template 1 Washers (with insulation) 4 Washers (without insulation) 4 Pipe cover (for refrigerant piping joint) Small diameter 1 Large diameter 1 Band 8 Screw with washer (M5 × 25) for mounting grille 4 Drain socket 1 Insulation 1 Fig. 3-1 (inch) 3
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70° 23-13/16 3. Installing the indoor unit 3.4. Branch duct hole and fresh air intake hole (Fig. 3-4) (inch) At the time of installation, use the duct holes (cut out) located at the positions shown in Fig3-4, as and when required. � A fresh air intake hole for the optional multi function casement can also be made. 120 Note: The fi gure marked with * in the drawing represent the dimensions of the main unit excluding those of the optional multi function casement. When installing the optional mult
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R1/64 to R1/32 4. Installing the refrigerant piping 4.1. Precautions For devices that use R410A refrigerant � Use ester oil, ether oil or alkylbenzene oil (small amount) as the refrigera- tion oil applied to the fl ared sections. � Use C1220 copper phosphorus for copper and copper alloy seamless pipes, to connect the refrigerant pipes. Use refrigerant pipes with the thicknesses specifi ed in the table below. Make sure the insides of the pipes are clean and do not contain any harmful contaminan
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4. Installing the refrigerant piping 4.3. Indoor unit (Fig. 4-3) Heat insulation for refrigerant pipes: 1 Wrap the enclosed large-sized pipe cover around the gas pipe, making sure that the end of the pipe cover touches the side of the unit. Refrigerant pipe and insulating material 2 Wrap the enclosed small-sized pipe cover around the liquid pipe, making sure Pipe cover (large) that the end of the pipe cover touches the side of the unit. Pipe cover (small) 3 Secure both ends of each pipe cover
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6. Electrical work 6.1. Indoor unit (Fig. 6-1) 1. Remove the electrical wiring service panel. 2. Remove the electrical box cover. 3. Wire the power cable and control cable separately through the respective wiring entries given in the diagram. � Do not allow slackening of the terminal screws. � Leave excess cable so that the electrical box cover can be suspended below the unit during servicing. (Approx. 50 to 100 mm, 2 to 4 inch) Entry for control cable Entry for power Clamp Electrical box
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6. Electrical work 6.2. Remote controller 6.2.1. For wired remote controller 1) Installing procedures (1) Select an installing position for the remote controller. (Fig. 6-2) The temperature sensors are located on both remote controller and indoor unit. Procure the following parts locally: 1-3/16 1-3/16 Two piece switch box 1-37/64 Thin copper conduit tube Lock nuts and bushings [Fig.6-2] Remote controller profi le Required clearances surrounding the remote controller Installation pitch (2)
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6. Electrical work 5) Assigning a remote controller to each unit Each unit can be operated only by the assigned remote controller. Make sure each pair of an indoor unit PC board and a remote controller is assigned MODEL SELECT to the same pair No. 6) Wireless remote controller pair number setting operation (Fig. 6-8) Press the SET button with something sharp at the end. ON/OFF TEMP Start this operation from the status of remote controller display turned off. b MODEL SELECT lin
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6. Electrical work Function table Select unit number 00 Mode Settings Mode no. Setting no. Initial setting setting Power failure automatic recovery Not available 1 01 Available *1 2 Indoor temperature detecting Indoor unit operating average 1 Set by indoor unit’s remote controller 02 2 Remote controller’s internal sensor 3 LOSSNAY connectivity Not Supported 1 Supported (indoor unit is not equipped with outdoor-air intake) 03 2 Supported (indoor unit is equipped with outdoor-air intake)
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6. Electrical work Operation buttons (During the fi xed airfl ow direction mode) Press the button with either refrigerant address No., unit No. or outlet No. blinking, ... ON/OFF button Resets the fixed airflow direction mode. Fan Speed button Press for 2 Only the air conditioner with the No. on remote seconds to controller and its outlet are set to the setting 5 of TEMP. ON/OFF change / cancel the airflow direction. (Other outlets are closed.) "Fixed airflow It is used to identify
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6. Electrical work How to fi nd air conditioner No. Each air conditioner has its own refrigerant address No. and unit No. Adjust to the next unit No.with Set Temperature button . (Example below). To fi nd air conditioner No. to set, refer to the procedures below. (refrigerant address No.00 is remained.) Air conditioner No. is found by its airflow direction with the unit No. 2. Press Filter button to send the information on remote controller. changed one after the other. 3. Wait for 15
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7. Test run 7.1. Before test run After completing installation and the wiring and piping of the indoor and out- Do not carry out this test on the control wiring (low voltage circuit) termi- door units, check for refrigerant leakage, looseness in the power supply or nals. control wiring, wrong polarity, and no disconnection of one phase in the supply. Warning: Use a 500-volt megohmmeter to check that the resistance between the Do not use the air conditioner if the insulation resistance is l
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7. Test run � Refer to the following tables for details on the check codes. (Wireless remote controller) [Output pattern A] Beeper sounds Beep Beep Beep Beep Beep Beep Beep st nd rd th st nd OPERATION 1 2 3 n 1 2 · · · Repeated INDICATOR lamp blinking Off On On On On Off On On pattern Approx. 2.5 sec. 0.5 sec. 0.5 sec. 0.5 sec. 0.5 sec. Approx. 2.5 sec. 0.5 sec. 0.5 sec. Self-check starts (Start signal Number of blinks/beeps in pattern indicates the check Number of blinks/beeps in pattern in
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7. Test run � If the unit cannot be operated properly after the test run has been performed, refer to the following table to remove the cause. Symptom Cause Wired remote controller LED 1, 2 (PCB in outdoor unit After LED 1, 2 are lighted, LED 2 is turned �For about 2 minutes after power-on, operation of the remote For about 2 minutes PLEASE WAIT off, then only LED 1 is lighted. (Correct controller is not possible due to system start-up. (Correct after power-on operation) operation) �Connector
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8. System control Refer to the outdoor unit installation manual. 9. Installing the grille 9.1. Checking the contents (Fig. 9-1) � This kit contains this manual and the following parts. Accessory name Q’ty Remarks Grille 1 950 × 950 (mm), 37-3/8 × 37-3/8 (inch) Screw with captive washer 4 M5 × 0.8 × 25 Gauge 1 (Divided into four parts) Fastener 3 Screw 4 4 × 8 Screw 1 4 × 12 Wired remote controller 1 for PLP-42BAMD 9.2. Preparing to attach the grille (Fig. 9-2) � With the gauge supplied with th
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9. Installing the grille 9.4.2. Temporary installation of the grille (Fig. 9-6) � Temporarily secure the grille using the bell shaped holes by putting the socket of the grille marked on the corner drain pipe area of the main unit. Main unit * Make sure that the lead wiring of the grille does not get pinched between the Corner drain pipe area grille and the main unit. Screw with washer (for temporary use) Grille 9.4.3. Securing the grille (Fig. 9-7) Screw with washer � Secure the grille
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9. Installing the grille 9.7. Installing the intake grille (Fig. 9-10 ) Note: When reinstalling the corner panels (each with a safety wire attached), con- nect the other end of each safety wire to the grille using a screw (4 pcs, 4 8) as shown in the illustration. *If the corner panels are not attached, they may fall off while the unit is operating. � Perform the procedure that is described in “9.2. Preparing to attach the grille” in reverse order to install the intake grille and the corner
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Index 1. Consignes de sécurité .............................................................................20 6. Installations électriques ...........................................................................25 2. Emplacement pour l’installation ...............................................................21 7. Marche d’essai ........................................................................................31 3. Installation de l’appareil intérieur ................................
