Air-Conditioners For Building Application INDOOR UNIT PLFY-WP·VBM-E INSTALLATION MANUAL FOR INSTALLER English (GB) For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing the air-conditioner unit. INSTALLATIONSHANDBUCH FÜR INSTALLATEURE Deutsch (D) Aus Sicherheitsgründen und zur richtigen Anwendung vor Installation der Klimaanlage die vorliegende Bedie- nungsanleitung und das Installationshandbuch gründlich durchlesen.
Contents 1. Safety precautions ..................2 5. Electrical work ...................7 2. Installing the indoor unit ................2 6. Installing the grille ..................11 3. Connecting drain pipe ................4 7. Test run ....................14 4. Connecting water pipes ................5 Note: The phrase Wired re ote controller in this installation anual re ers onl to the PAR- 2MAA ou need an in or ation or the other re ote controller please re er to either the installation anual or initial setting...
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2 Installing the indoor unit 2 2 Ceiling openings and suspension olt installation locations (Fig 2-2) 950 D Caution: 20-45 860-910 C 20-45 810 B Install the indoor unit at least 2 a o e oor or grade le el Using the installation template (top of the package) and the gauge (supplied as an accessory with the grille), make an opening in the ceiling so that the main unit can be installed as shown in the diagram.
2 Installing the indoor unit Unit suspension procedures (Fig 2- ) A Suspension bolt B Ceiling Suspend the main unit as shown in the diagram. C Nut Figures given in parentheses represent the dimensions in case of installing optional D Washer (with insulation) multi function casement.
Connecting ater pipes Please observe the following precautions during installation. Hold the pipe on the unit side in place with a spanner when installing the pipes or I portant notes on ater pipe or installation strainer. Tighten screws to a torque of 4 N m. If there is a risk of freezing, carry out a procedure to prevent it.
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Connecting ater pipes 9. HBC water pipe connection sizes Water pipework is screw connections Connection size Pipe size Water Unit model Water Water Water Water volume ( ) inlet outlet return PLF -WP32 BM Inner Inner Rc 3 4 Rc 3 4 PLF -WP4 diameter diameter...
Electrical Indoor unit (Fig 1. Remove the electrical wiring service panel. 2. Remove the electrical box cover. 3. Remove the MA Remote controller terminal cover. 4. 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.
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Electrical Minimum wire thickness (mm²) Local switch (A) Breaker for wiring Total operating current of the indoor unit Ground-fault interrupter *1 (NFB) Main cable Branch Ground Capacity Fuse 16 A or less *2 2 A current sensitivity *3 25 A or less *2 3 A current sensitivity *3 32 A or less *2 4 A current sensitivity *3...
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Electrical Connecting re ote controller indoor and outdoor trans ission ca les (Fig M1 M2 M1 M2 M1 M2 TB15 TB5 TB15 Connect indoor unit TB5 and outdoor unit TB3. (Non-polarized 2-wire) The “S” on indoor unit TB5 is a shielding wire connection. For speci cations about the connecting cables, refer to the outdoor unit installation manual.
Installing the grille Chec ing the contents (Fig This kit contains this manual and the following parts. Accessory name Q’ty Remark Grille 95 × 95 (mm) Screw with captive washer M5 × . × 25 Gauge (Divided into four parts) Fastener Screw 4 ×...
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Installing the grille Installing the grille Preparations (Fig A Main unit B Screw with captive washer Install the 2 enclosed screws with washer 2 in the main unit (at the corner drain pipe area and at the opposite corner) as shown in the diagram. 2 Te porar installation o the grille (Fig Temporarily secure the grille using the bell shaped holes by putting the socket of the grille marked G on the corner drain pipe area of the main unit.
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Installing the grille Installing the inta e grille (Fig Note: When reinstalling the corner panels (each ith a sa et ire attached) con- nect the other end o each sa et ire to the grille using a scre ( pcs ×...
Test run Be ore test run A ter co pleting installation and the iring and piping o the indoor and Do not touch the s itches et ngers outdoor units chec or re rigerant lea age looseness in the po er suppl - Touching a switch with wet ngers can cause electric shock.
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Test run Step S itch the re ote controller to Test run 1 Select “Service” from the Main menu, and press the button. 2 When the Service menu is selected, a window will appear asking for the password. (Fig. 7-3) To enter the current maintenance password (4 numerical digits), move the cursor to the digit you want to change with the button, and set each number ( through 9) with the...
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Test run ( “Service” ( . (Fig. 7-3) “9999” (“9999”) “Test run” ( . (Fig. 7-4) “Test run” ( . (Fig. 7-5) Service menu Test run menu Test run Test run Enter maintenance password Input maintenance info. Drain pump test run Function setting Check Self check...
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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 BUILDING, 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN BH79D500K02 Printed in UNITED KINGDOM...