CONTENTS PRECAUTIONS FOR SAFETY ..........1 ................. 1 INSTALLATION DIAGRAM OF INDOOR AND OUTDOOR ............3 UNITS ..................3 ............... 3 Optional Installation Parts ........... 3 ................. 4 INDOOR UNIT ................ 4 ................4 Installation Place ..............4 ............... 4 Cutting a Hole and Mounting Installation Plate ....
PRECAUTIONS FOR SAFETY PRECAUTIONS FOR SAFETY • Before installation, please read these precautions for safety carefully. • Be sure to follow the precautions provided here to avoid safety risks. The symbols and their meanings are shown below. WARNING : It indicates that incorrect use of this unit may cause severe injury or death. CAUTION : It indicate that incorrect use of this unit may cause personal injury (*1), or property damage (*2).
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CAUTION • Exposure of unit to water or other moisture before installation could result in electric shock. Do not store it in a wet basement or expose to rain or water. • After unpacking the unit, examine it carefully for possible damage. •...
INSTALLATION DIAGRAM OF INDOOR AND OUTDOOR UNITS INSTALLATION DIAGRAM OF INDOOR AND OUTDOOR UNITS For the rear left and left piping Hook Installation plate Wall Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation. Do not allow the drain hose to get slack.
INDOOR UNIT INDOOR UNIT Mounting the installation plate Installation Place Anchor bolt holes • A place which provides the spaces around the indoor unit as shown in the diagram. Hook • A place where there are no obstacles near the air inlet and outlet. To unit out line •...
7. Set the control wire throughout at slot on front cover of Display unit then Wiring Connection reassembly Display with main casing by reverse process of fi gure 2 and 3. Make sure the control wire must not be pressed by front and rear cover of Display unit.
Control wire How to remove the drain hose Control wire • The drain hose can be removed by removing the Heat insulator screw securing the drain hose and then pulling out Screw (∅3.1 x 16L) for the drain hose. Hole for hang hang remote controller •...
NOTE Information If the pipe is bent incorrectly, the indoor unit may unstably be set on the wall. The lower part of indoor unit may fl oat, After passing the connecting pipe through the pipe hole, connect the due to the condition of piping and you connecting pipes to the auxiliary pipes and wrap the facing tape around them.
• As shown in the fi gure below, install the foundation and vibration-proof Installation Place rubber pads to directly support the bottom surface of the fi xing leg that is in contact with and underneath the bottom plate of the outdoor unit. •...
Refrigerant Piping Refrigerant Piping Connection Flaring Knockout of pipe cover Knockout procedure 1. Cut the pipe with a pipe cutter. Obliquity Roughness Warp 2. Insert a fl are nut into the pipe and fl are the pipe. Projection margin in fl aring : A (Unit : mm) Rear direction Pipe Pipe cover...
(Unit : N·m) Evacuating Outer dia. of copper pipe Tightening torque ∅9.52 mm After the piping has been connected to the indoor unit, you can perform 33 to 42 (3.3 to 4.2 kgf·m) vacuuming together at once. ∅15.88 mm 68 to 82 (6.8 to 8.2 kgf·m) VACUUMING Cover Evacuate the air in the connecting pipes and in the indoor unit using a...
Valve unit • Remove the panel, and you can see electric parts on the front side. • A metal pipe can be installed through the hole for wiring. If the hole size does not fi t the wiring pipe to be used, drill the hole again to an appropriate size.
To Indoor unit Power supply Test Run terminal block terminal block • Turn on the leakage breaker at least 12 hours before starting a test run to protect the compressor during startup. To protect the compressor, power is supplied from the 220-240 VAC input to the unit to preheat the compressor.
• Do not use any pipe with a wall thickness less than these thicknesses due Troubleshooting to insuffi cient pressure capacity. • To use an existing Ø19.1 mm pipe, set bit 3 of SW802 (switch for existing pipe) on the P.C. board of the outdoor unit to ON. In this case, the heating You can perform fault diagnosis of the outdoor unit with the LEDs on the performance may be reduced depending on the outside air temperature P.C.
Branching pipe for simultaneous operation system NOTE • In the concurrent twin system, when TOSHIBA has specifi ed that Confi rming the existence of scratches or dents on the existing pipes and branching pipe is to be used, it can be reused.
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Existing pipes: Cannot be used. Are there scratches or dents on the existing pipes? • Use new pipes. Is it possible to operate the existing air conditioner? • After the existing air conditioner is operated in cooling mode for approx. 30 minutes or longer,* recover the refrigerant. •...
OTHERS OTHERS Remote Control A-B Selection Test Operation • When two indoor units are installed in the same room or adjacent two To switch the TEST RUN (COOL) mode, press [RESET] button for 10 rooms, if operating a unit, two units may receive the remote control signal seconds.
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室內機組 室內機組 安裝板的安置 安裝地點 地腳螺栓孔 • 在室內機周圍有如圖所⽰空間的地⽅ • 在空氣進出⼝附近無障礙物之處 掛鉤 • ⽅便安裝配管⾄室外機之處 To unit out line • 可打開前⾯板之處 240mm To unit out line 240mm • 室內機的安裝應使其頂部⾄少在 2 ⽶⾼處。同樣,必須避免在室內機的頂 To unit out line 35mm 部放置任何東西。 To unit out line 120mm 注意 管孔(Ø65 mm)...