Mitsubishi Electric City Multi PFD-P250·500VM-E Installation Manual
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Mitsubishi Electric City Multi PFD-P250·500VM-E Installation Manual

Mitsubishi Electric City Multi PFD-P250·500VM-E Installation Manual

Air-conditioners for building application indoor unit
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Air-Conditioners For Building Application
INDOOR UNIT
PFD-P250·500VM-E

INSTALLATION MANUAL

For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
INSTALLATIONSHANDBUCH
Zum sicheren und ordnungsgemäßen Gebrauch der Klimageräte das Installationshandbuch gründlich durchlesen.
MANUEL D'INSTALLATION
Veuillez lire le manuel d'installation en entier avant d'installer ce climatiseur pour éviter tout accident et vous assurer d'une utilisation correcte.
MANUAL DE INSTALACIÓN
Para un uso seguro y correcto, lea detalladamente este manual de instalación antes de montar la unidad de aire acondicionado.
MANUALE DI INSTALLAZIONE
Per un uso sicuro e corretto, leggere attentamente questo manuale di installazione prima di installare il condizionatore d'aria.
MANUAL DE INSTALAÇÃO
Para um uso seguro e correcto, é favor ler o manual de instruções por completo antes de utilizar a unidade de ar condicionado.
KURULUM KILAVUZU
Do¤ru ve güvenli kullan›m için, klima ünitesini kullanmadan önce lütfen bu kullanma k›lavuzunu bafltan sona okuyun.

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Summary of Contents for Mitsubishi Electric City Multi PFD-P250·500VM-E

  • Page 1: Installation Manual

    Air-Conditioners For Building Application INDOOR UNIT PFD-P250·500VM-E INSTALLATION MANUAL For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit. INSTALLATIONSHANDBUCH Zum sicheren und ordnungsgemäßen Gebrauch der Klimageräte das Installationshandbuch gründlich durchlesen. MANUEL D’INSTALLATION Veuillez lire le manuel d’installation en entier avant d’installer ce climatiseur pour éviter tout accident et vous assurer d’une utilisation correcte. MANUAL DE INSTALACIÓN Para un uso seguro y correcto, lea detalladamente este manual de instalación antes de montar la unidad de aire acondicionado.
  • Page 2 [Fig. 3.1.1] [Fig. 3.1.2] unit D Free access floor A: 200 mm or more (as seen from top face of unit) B: 500 mm or more E Anti-vibration pad * It is necessary for the removal of the panel beyond 600 mm C: PFD-P250VM-E: 1380 mm PFD-P500VM-E: 1980 mm [Fig.
  • Page 3 [Fig. 6.1.1] [Fig. 6.1.2] When the unit is connected to a 2-refrigerant circuit, cut off these pipes approximately 20 mm above the point where expanded pipes are connected. A Pipe cover ø9.52 (ø15.88) ø22.2 (ø28.58) OD B Pipe mounting plate B Piping on site Expand the end of the pipe C Refrigerant...
  • Page 4 [Fig. 7.3.1] <A> Model 250 <B> Model 500 J Bottom panel I Control Box I Control box J Bottom panel B External I/O board A Transformer A Transformer H Fuse H Fuse G Earth C No.1 Transmission line G Earth E Connect trasmission F To power supply D No.2 Transmission line...
  • Page 5 [Fig. 7.4.1] *1 The numbers shown • When there is a single Model 250 unit in the square ( )are addresses. <PUHY-P250YGM-A> *2 The Model 250 indoor unit contains one indoor controller board. A CN41 as it is CN41 TB15 [Fig.
  • Page 6 [Fig. 7.5.1] <A> Model 250 K External I/O board A With-voltage input TB23 B External power supply SW12 C Start/Stop D No-voltage input TB21 CN53 E Common SW11 F Start/Stop G Relay contact output TB22 H Display power supply I Operation status CN54 J Fault N Wiring distance 100 m or less.
  • Page 7 10.0 [Fig. 10.0.1] <A> Model 250 <B> Model 500 A Filters (2) I Rear panel: 7 screws on each H Filters (3) B Filter cover F Rear panel: 9 screws B Filter cover C Side panel: 14 screws C Side panel: 14 screws G Rear panel: 8 screws C Side panel: 14 screws...
  • Page 8 10.0 [Fig. 10.0.3] <A> Model 250 Heat exchanger (liquid pipe) Unbraze these sections (2 places on the gas pipe/ Heat exchanger expanded part) (gas pipe) Unbraze this section (1 place on the liquid pipe/ upper part of the strainer) Drain pan <B>...

  • Page 9: Table Of Contents

    • Always use an air cleaner, humidifier, electric heater, and other accesso- ant residual oil to deteriorate. ries specified by Mitsubishi Electric. • Store the piping to be used during installation indoors and keep both - Ask an authorized technician to install the accessories. Improper installation ends of the piping sealed until just before brazing.

  • Page 10: Before Getting Installed

    • Do not use the following tools that are used with conventional refriger- • Do not wash the air conditioner units. ants. - Washing them may cause an electric shock. (Gauge manifold, charge hose, gas leak detector, reverse flow check valve, •...

  • Page 11: Securing Installation And Service Space

    3.1. Securing installation and service space • In some case the structure of the floor may result in resonant vibration with the air-conditioner. It is therefore recommended that anti-vibration pads be installed between the air-conditioner and the floor. [Fig. 3.1.1] (P.2) A: 200 mm or more (as seen from top face of unit) •...

  • Page 12: Drain Piping Work

    Caution: 1. Ensure that the drain piping is downward (pitch of more than 1/100) to the • Use refrigerant piping made of phosphorus deoxidized copper and cop- outdoor (discharge) side. Do not provide any trap or irregularity on the way. per alloy seamless pipes and tubes”.

  • Page 13: Connecting Electrical Connections

    • Daisy-chain terminals M1 and M2 of the terminal block for transmission line for 7.4. Setting addresses centralized control (TB7) on each outdoor unit (OC). * Only use shielded ca- (Be sure to operate with the main power turned OFF.) bles.

  • Page 14: Remote Controller Operation Problems And Solutions

    Wiring Method Output 1. Check the indoor unit settings (Refer to 7. Electrical Wiring Diagram). Function Application Signal specifications External output of operation Relay “a” contact output 2. When using the external output function, connect the signal lines to the exter- Operation status signal for each coolant DC30 V or AC220 - 240 V...

  • Page 15: Test Operation (Read Operation Manual As Well)

    9. Test Operation (read OPERATION MANUAL as well) • After completing installation of the indoor and outdoor units, piping, and wiring, check the power supply, and check for refrigerant leaks, wiring mistakes, loose transmis- sion lines, and incorrect polarity. • Using a DC500 V Mega, check that the resistance between the power supply terminal block and earth is 1.0 MΩ...
  • Page 16 [Fig. 10.0.3] (P.8) <A> Model 250 <B> Model 500 A Heat exchanger (liquid pipe) B Heat exchanger (gas pipe) C Drain pan D Unbraze this section (1 place on the liquid pipe/upper part of the strainer) E Unbraze these sections (2 places on the gas pipe/expanded part) F Unbraze these sections (2 places on the liquid pipe/upper part of the strainer) Note 1.
  • Page 17 This product is designed and intended for use in the residential, commer- cial and light-industrial environment. • Low Voltage Directive 73/23/EEC The product at hand is • Electromagnetic Compatibility Directive 89/ based on the following EU regulations: 336/EEC Please be sure to put the contact address/telephone number on this manual before handing it to the customer.

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