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Série split R410A Montagehandleiding Nederlands R410A Split-systeem Manual de instalación Español Serie Split R410A Manuale d’installazione Models Italiano Serie Multiambienti R410A FVXS25FV1B Εγχειρßδιο εγκατÜστασηò FVXS35FV1B ΕλληνικÜ διαιροýìενηò σειρÜò R410A FVXS50FV1B Manual de Instalação Portugues Série split R410A Рóêоводство по монтажó Рóссêий...
Safety Precautions • Read these Safety Precautions carefully to ensure correct installation. • This manual classifies the precautions into WARNING and CAUTION. Be sure to follow all the precautions below: they are all important for ensuring safety. WARNING....Failure to follow any of WARNING is likely to result in such grave consequences as death or serious injury. CAUTION....Failure to follow any of CAUTION may result in grave consequences in some cases.
Indoor Unit Installation Drawings The indoor unit may be mounted in any of the three styles shown here. Exposed Half concealed Concealed Mounting plate Molding Grid (Field supply) Floor Installation Wall Installation Location for securing the installation panel. ( 7 0 0 ) (Unit: mm) 1 3 4 6 4 4...
Installation Tips Removing and installing front panel • Removal method 1) Slide until the 2 stoppers click into place. 2) Open the front panel forward and undo the string. 3) Remove the front panel. • Installation method 1) Attach the front grille and front panel after pulling the string around them.
Indoor Unit Installation (1) Exposed installation Refrigerant piping 1) Drill a hole (65mm in diameter) in the spot indicated by the symbol in the illustration as below. 2) The location of the hole is different depending on which side of the pipe is taken out. 3) For piping, see 6.
Drain piping 1) Use commercial rigid polyvinyl chloride pipe (general VP 20 pipe, outer diameter 26mm, inner diameter 20mm) for the drain pipe. 2) The drain hose (outer diameter 18mm at connecting end, 220mm long) is supplied with the indoor unit. Prepare the drain pipe picture below position.
Indoor Unit Installation (1) 4-2. Installation • Secure using 6 screws for floor installations. (Do not forget to secure to the rear wall.) • For wall installations, secure the mounting plate using 5 screws and the indoor unit using 4 screws. •...
Connecting the refrigerant pipe CAUTION 1) Use the flare nut fixed to the main unit. (To prevent cracking of the flare nut by aged deterioration.) 2) To prevent gas leakage, apply refrigeration oil only to the inner surface of the flare. (Use refrigeration oil for R410A.) 3) Use torque wrenches when tightening the flare nuts to prevent damage to the flare nuts and gas leakage.
Indoor Unit Installation (1) Checking for gas leakage 1) Check for leakage of gas after air purging. 2) See the sections on air purges and gas leak Check for leakage here. checks in the installation manual for the outdoor • Apply soapy water and unit.
Wiring , install as described in the installation manual supplied with the Multi outdoor unit. With a Multi indoor unit • Live the sensor securing plate, remove the front metal plate cover, and connect the branch wiring to the terminal block. 1) Strip wire ends (15mm).
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Indoor Unit Installation (2) Half concealed installation Only items peculiar to this installation method are given here. See Exposed Installation for additional instructions. Wall hole • Drill a wall hole of the size shown in the illustration on the right. 670-690 (Unit: mm) Open size...
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Installing indoor unit 1) Remove the front grille. 2) Remove 7 screws. 3) Remove the upper casing (2 tabs). 4) Remove the side casings (2 tabs on each side). 5) Attach the indoor unit to the wall and secure using screws in 6 locations (M4 × 25L). Upper casing Side casing 6 screws...
Indoor Unit Installation (3) Concealed installation Only items peculiar to this installation method are given here. See Exposed Installation for additional instructions. Install the unit according to the instructions below. Failure to do so may cause lead to both cooling and heating failure and the condensation inside the house.
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Refrigerant piping (Unit: mm) Left bottom piping Right bottom piping Hole location Right/left piping Changing upward air flow dipswitch Change the upward air flow dipswitch (SW2-4) to ON to limit the upward air flow. 1) Remove the front grille. 2) Switch the dipswitch (SW2-4) on the PCB in the electrical equipment box to ON. •...
Trial Operation and Testing Trial operation and testing 1-1 Measure the supply voltage and make sure that it falls in the specified range. 1-2 Trial operation should be carried out in either cooling or heating mode. ■ For Heat pump •...
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Two-dimensional bar code is a code for manufacturing. 3P191292-1E M06B131D (0812) HT...