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Air-Conditioners
PLA-A·AA
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INSTALLATION MANUAL FOR INSTALLER
English
For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing
the air-conditioner unit.
PARA EL INSTALADOR
MANUAL DE INSTALACIÓN
Español
Para un uso correcto y seguro, lea detalladamente este manual y el manual de instalación de la unidad exterior
antes de instalar la unidad de aire acondicionado.
BG79U795H01_c
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Contents 1. Safety precautions ................................................................................... 2 6. Electrical work .......................................................................................... 7 2. Installation location .................................................................................. 3 7. Test run .................................................................................................. 12 3. Installing the indoor unit .................
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2. Installation location Refer to the outdoor unit installation manual. 3. Installing the indoor unit Caution: Install the indoor unit at least 2.4 m, 8 ft above floor or grade level. 3.1. Check the indoor unit accessories (Fig. 3-1) 1 2 The indoor unit should be supplied with the following accessories. Accessory name Q’ty 1 Installation template 1 2 Washers (with insulation) 4 3 4 Washers (without insulation) 4 3 Pipe cover (for refrigerant piping joint) Small diameter 1 Large diameter 1 4 Ban
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23-13/16 3. Installing the indoor unit 3.4. Branch duct hole and fresh air intake hole (Fig. 3-4) (inch) C At the time of installation, use the duct holes (cut out) located at the positions shown K in following diagram, as and when required. L • A fresh air intake hole for the optional multi function casement can also be made. M 120° Note: B A A The figure marked with * in the drawing represent the dimensions of the main unit excluding those of the optional multi function casement. N When instal
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R1/64 to R1/32 4. Installing the refrigerant piping 4.1. Precautions 4.1.1. For devices that use R410A refrigerant • Use ester oil, ether oil, alkylbenzene oil (small amount) as the refrigeration oil applied to the flared sections. • Use C1220 copper phosphorus, for copper and copper alloy seamless pipes, to connect the refrigerant pipes. Use refrigerant pipes with the thicknesses specified in the table to the below. Make sure the insides of the pipes are clean and do not contain any harmful con
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4. Installing the refrigerant piping A Refrigerant pipe and insulating ma- 4.3. Indoor unit (Fig. 4-2) terial Heat insulation for refrigerant pipes: A B Pipe cover (large) 1 Wrap the enclosed large-sized pipe cover around the gas pipe, making sure that C Pipe cover (small) the end of the pipe cover touches the side of the unit. D Refrigerant pipe (gas) 2 Wrap the enclosed small-sized pipe cover around the liquid pipe, making sure E Refrigerant pipe (liquid) that the end of the pipe cover touches
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6. Electrical work G 6.1. Indoor unit (Fig. 6-1) F A 1. Remove the two electrical wiring service panels. B C 2. Wire the power cable and control cable separately through the respective wiring S1 S2 S3 L1 L2 GR entries given in the diagram. • Do not allow slackening of the terminal screws. • Leave excess cable so that the electrical box can be suspended below the unit during servicing. (Approx. 50 to 100 mm, 2 to 4 inch) E A Entry for control cable 12 D B Entry for power C Clamp H D Service panel
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CND BLUE YELLOW YELLOW BLUE CND BLUE YELLOW BLUE YELLOW 6. Electrical work 6.1.2. Separate indoor unit/outdoor unit power supplies (A-control application) The following connection patterns are available. The outdoor unit power supply patterns vary on models. 1:1 System A Outdoor unit power supply B Wiring circuit breaker or isolating switch C Outdoor unit F C D Indoor unit/outdoor unit connecting cords L1 L1 E Remote controller L2 G L2 A B B F Indoor unit GR GR S1 S1 G Indoor unit power supply S
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CND CND BLUE YELLOW BLUE BLACK YELLOW BLUE BLACK BLACK BLUE YELLOW BLUE BLACK BLUE YELLOW BLUE BLUE 6. Electrical work 6.1.3. K-control application The following connection patterns are available. The outdoor unit power supply patterns vary on models. 1:1 System A Outdoor unit power supply B Wiring circuit breaker or isolating switch C Outdoor unit F G C C D Indoor unit/outdoor unit connecting cords L1 L1 L1 L1 E Remote controller L2 H B L2 L2 H B
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6. Electrical work B 6.2. Remote controller A 6.2.1. For wired remote controller (inch) 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. 1-3/16 1-3/16 s Procure the following parts locally: D C 1-37/64 A Two piece switch box E Thin copper conduit tube Lock nuts and bushings F A Remote controller profile I G B Required clearances surrounding the remote controller C H C In
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6. Electrical work 4) Assigning a remote controller to each unit (Fig. 6-7) 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 A MODEL SELECT to the same pair No. 5) Wireless remote controller pair number setting operation 1 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. blinks and Model No. is lighted
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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) 3 Power v
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7. Test run 7.2.3. Using SW4 in outdoor unit Refer to the outdoor unit installation manual. B E D A B 7.3. Self-check 7.3.1. Wired remote controller (Fig. 7-3) 1 Turn on the power. CHECK 2 Press the [CHECK] button twice. 3 Set refrigerant address with [TEMP] button if system control is used. ERROR CODE 4 Press the [ON/OFF] button to stop the self-check. TEMP. ON/OFF ON/OFF TEMP A CHECK button C MENU ON/OFF FILTER B Refrigerant address 4 BACK MONITOR/SET DAY CHECK TEST C TEMP. button PAR-21MAA
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7. Test run [Output pattern B] Errors detected by unit other than indoor unit (outdoor unit, etc.) Wired remote Wireless remote controller controller Beeper sounds/OPERATION Symptom Remark INDICATOR lamp flashes Check code (Number of times) 1 E9 Indoor/outdoor unit communication error (Transmitting error) (Outdoor unit) 2 UP Compressor overcurrent interruption 3 U3, U4 Open/short of outdoor unit thermistors 4 UF Compressor overcurrent interruption (When compressor locked) 5 U2 Abnormal high disc
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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) 1 • This kit contains this manual and the following parts. Accessory name Q’ty Remark 2 3 1 Grille 1 950 × 950 (mm), 37 - 3/8 × 37 - 3/8 inch 2 Screw with captive washer 4 M5 × 0.8 × 25 3 Gauge 1 (Divided into four parts) 4 Fastener 2 4 5 5 Screw 4 4 × 8 6 Wired remote controller 1 for PLP-42AAMD 6 Fig. 9-1 A 9.2. Preparing to attach the grille (Fig. 9-2) • With the gau
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9. Installing the grille D A 9.4.2. Temporary installation of the grille (Fig. 9-6) B • Temporarily secure the grille using the bell shaped holes by aligning the corner drain pipe area of the main unit with the two holes of the grille that are marked A C and B. A C * Make sure that the lead wiring of the grille does not get pinched between the grille and the main unit. D A Main unit B Detailed diagram of installed screw with washer 2. C Corner drain pipe area D Screw with washer 2 (for temporary
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9. Installing the grille G 9.8. Installing the intake grille (Fig. 9-11) Note: C E D A When reinstalling the corner panels (each with a safety wire attached), connect the other end of each safety wire to the grille using a screw (4 pcs, 4 ××××× 8) as shown in the illustration. H * If the corner panels are not attached, they may fall off while the unit is operating. B • Perform the procedure that is described in “9.2. Preparing to attach the grille” in reverse order to install the intake grille a
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This product is designed and intended for use in the residential, commercial and light-industrial environment. Please be sure to put the contact address/telephone number on this manual before handing it to the customer. HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN Printed in JAPAN BG79U795H01 BG79U795H01_cover 2 05.10.19, 14:01
