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Mitsubishi Electric PKA-A·FA Installation Manual

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Download this manual See also: Operating Manual
Air-Conditioners
PKA-A·FA
PKA-A·FAL

INSTALLATION MANUAL

For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing
the air-conditioner unit.
MANUAL DE INSTALACIÓN
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.
FOR INSTALLER
PARA EL INSTALADOR
English
Español

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Summary of Contents for Mitsubishi Electric PKA-A·FA

  • Page 1: Installation Manual

    Air-Conditioners PKA-A·FA PKA-A·FAL 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. MANUAL DE INSTALACIÓN PARA EL INSTALADOR 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.

  • Page 2: Table Of Contents

    • The terminal block cover panel of the unit must be firmly attached. rectly installed unit may fall down and cause damage or injuries. • Use only accessories authorized by Mitsubishi Electric and ask a dealer or • The unit must be securely installed on a structure that can sustain its weight.

  • Page 3: Installation Location

    2. Installation location 2.1. Outline dimensions (Indoor unit) (Fig. 2-1) Select a proper position allowing the following clearances for installation and mainte- nance. (mm) (inch) Models 1400 Min. 150 Min. 50 Min. 30 Max. 250 Max. 150 A24, A30 55-1/8 9-1/4 13-3/8 Min.

  • Page 4: Installing The Indoor Unit

    3. Installing the indoor unit A24, A30 (inch) 3) Installing the wall mounting fixture Since the indoor unit weighs near 30 kg, 66 lbs, selection of the mounting location requires thorough consideration. If the wall does not seem to be strong enough, reinforce it with boards or beams before installation.

  • Page 5: Installing The Refrigerant Piping

    3. Installing the indoor unit 3.4. Mounting the indoor unit (Fig. 3-11) 1 Make sure to hang the metal catches of the indoor unit over the hooks of the wall mounting fixture. 2 When the piping has been completed, use the securing screws to fix the indoor unit on the wall mounting fixture.

  • Page 6: Drainage Piping Work (Fig. 5-1)

    4. Installing the refrigerant piping (inch) 4.3. Positioning refrigerant and drain piping 1 Position of refrigerant and drain piping (Fig. 4-2) 2 Determine the position of the knockout holes on the unit body (Fig. 4-3) • Make the knockout holes using a saw blade or an adequate knife. Caution: 2-5/32 4-23/32...
  • Page 7 Indoor unit model Minimum circuit ampacity Maximum rating of overcurrent protective device Indoor unit-Outdoor unit AWG16 (polar) Indoor unit earth Min. AWG16 Remote controller-Indoor unit AWG22 (Non-polar) Indoor unit-Outdoor unit S1-S2 AC 208/230 V Indoor unit-Outdoor unit S2-S3 DC24 V Remote controller-Indoor unit DC12 V...

  • Page 8: Electrical Work

    6. Electrical work 6. Electrical work 6.1.2. Separate indoor unit/outdoor unit power supplies (A-control application) 6.2. Remote controller The following connection patterns are available. 6.2.1. For wired remote controller The outdoor unit power supply patterns vary on models. 1) Installing procedures (1) Select an installing position for the remote controller.
  • Page 9 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 MODEL SELECT to the same pair No.

  • Page 10: Test Run

    6. Electrical work Function table Select unit number 00 Mode no. Setting no. Initial setting setting Mode Settings Power failure automatic recovery Not available Available Indoor temperature detecting Indoor unit operating average Set by indoor unit’s remote controller Remote controller’s internal sensor LOSSNAY connectivity Not Supported Supported (indoor unit is not equipped with outdoor-air intake)
  • Page 11 7. Test run 7.2.3. Using SW4 in outdoor unit Refer to the outdoor unit installation manual. 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.
  • Page 12 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) Indoor/outdoor unit communication error (Transmitting error) (Outdoor unit) Compressor overcurrent interruption U3, U4 Open/short of outdoor unit thermistors...

  • Page 13: Easy Maintenance Function (Option)

    8. Easy maintenance function [This function only for A-control] Display example (Comp discharge temperature 147°F) By using the maintenance mode, you can display many types of maintenance data on the remote controller such as the heat exchanger temperature and compressor current consumption for the indoor and outdoor units.
  • Page 14 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 BG79U799H02-A BG79U799H02...

This manual is also suitable for:

Pka-a·falMr.slim pka-a·fa seriesMr.slim pka-a·fal series

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