Carrier 30RY/RYH User Manuals

Table of Contents

• 30RA/RH “B” 30RY/RYH “B” PRO-DIALOG Control

  1
• 1 - SAFETY CONSIDERATIONS

  4
  • 1.1 - General

    4
  • 1.2 - Avoid electrocution

    4
• 2 - GENERAL DESCRIPTION

  4
  • 2.1 - General

    4
  • 2.2 - Abbreviations used

    4
• 3 - HARDWARE DESCRIPTION

  5
  • 3.1 - General

    5
  • 3.2 - Electrical supply to boards

    5
  • 3.3 - Light emitting diodes on boards

    5
  • 3.4 - The sensors

    5
  • 3.5 - The controls

    6
  • 3.6 - Connections at the user's terminal block

    6
• 4 - SETTING UP PRO-DIALOG CONTROL

  9
  • 4.1 - Local interface general features

    9
  • 4.2 - Unit start/stop control

    10
  • 4.3 - Menus

    11
• 5 - PRO-DIALOG CONTROL OPERATION

  29
  • 5.1 - Start/stop control

    29
  • 5.2 - Heating/cooling/standby operation

    30
  • 5.3 - Evaporator water pump control

    31
  • 5.4 - Control interlock contact

    31
  • 5.5 - Evaporator antifreeze protection

    31
  • 5.6 - Control point

    31
  • 5.7 - Demand limit

    33
  • 5.8 - Night mode

    33
  • 5.9 - Capacity control

    33
  • 5.10 - Head pressure control

    33
  • 5.11 - Defrost function

    34
  • 5.12 - Additional electric heater stage control

    34
  • 5.13 - Control of a boiler

    34
  • 5.14 - Master/slave assembly

    34
  • 5.15 - Controlling Pro-Dialog units with a System Manager

    34
• 6 - DIAGNOSTICS - TROUBLESHOOTING

  35
  • 6.1 - General

    35
  • 6.2 - Displaying alarms

    35
  • 6.3 - Resetting alarms

    35
  • 6.4 - Alarm codes

    35