Panasonic PAW280MAH2 Manuals

Table of Contents

• • 3

    Installation Instructions
  • 4

    Table of Contents

• 6

  1 General Information and Safety Instructions

  • 6

    Introduction
  • 7

    Structure and Meaning of Notices and Symbols
  • 8

    Safety Instructions
  • 9

    Warranty Policy

• 10

  2 Ventilation Theory and Air Handling Units

  • 10

    Purpose of Air-Conditioning
  • 10

    Purpose of Ventilation
  • 12

    Mechanical Ventilation Systems
  • 13

    Air Handling Units

• 17

  3 Product Description

  • 17

    General Description
  • 17

    Scope of Supply
  • 20

    System Lineup
  • 21

    AHU Kit Dimensions and Exterior View
  • 23

    Wiring Layout
  • 27

    AHU Kit Enclosure Configuration
  • 28

    System Overview
  • 32

    Technical Data and Limitations

• 37

  4 Installation

  • 37

    Installation of AHU Kit
  • 40

    Installation of Refrigerant Piping
  • 41

    Installation of Expansion Valve
  • 42

    Installation of Thermistors
    • 43

      Installation of Thermistor On Gas Pipe
    • 45

      Installation of Thermistor On Liquid Pipe
    • 46

      Installation of Thermistor On Heat Exchanger Pipe Middle
    • 47

      Installation of Thermistor for Suction and Discharge Air Stream
  • 47

    Disconnection of Jumper On Outdoor Unit PCB

• 49

  5 Electrical Wiring

  • 49

    General Precautions On Wiring
  • 50

    Recommended Wire Lengths and Diameters
  • 51

    Wiring System Diagrams
  • 54

    Terminal Block Layout
  • 55

    Connection of Wiring to Terminals
  • 57

    Connection of External Signal Lines
  • 59

    Electric Circuit Examples

• 60

  6 Test Run

• 61

  7 Control

  • 61

    Remote Controller
  • 61

    Thermostat
    • 61

      Control and Display Elements
    • 62

      Operation
    • 67

      Initial Settings
    • 72

      Error Codes
    • 72

      Maintenance and Service
    • 73

      Technical Data