Carrier 30GK User Manuals

Table of Contents

• 1 - SAFETY CONSIDERATIONS

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• 1.1 - General

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• 1.2 - Avoiding electrocution

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• 2 - GENERAL DESCRIPTION

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• 2.1 - General

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• 2.2 - Abbreviations used

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• 3 - HARDWARE DESCRIPTION

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• 3.1 - General

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• 3.2 - Electronic boards

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• 3.2.1 - The basic board

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• 3.2.2 - Slave boards

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• 3.2.3 - The user interface

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• 3.2.4 - Connections between boards

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• 3.2.5 - Slave board addresses

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• 3.2.6 - Power supply to the boards

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• 3.2.7 - Light emitting diodes on boards

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• 3.3 - The controls

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• 3.3.1 - Electronic expansion valve (EXV)

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• 3.3.2 - The head pressure controls

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• 3.3.3 - The evaporator pumps

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• 3.3.4 - The condenser pump

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• 3.3.5 - Pressure sensors

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• 3.3.6 - Thermistors

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• 3.4 - User connections

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• 4 - SETTING UP PRO-DIALOG PLUS CONTROL

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• 4.1 - Local interface general features

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• 4.2 - Unit start/stop control

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• 4.2.1 - Description

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• 4.2.2 - Stopping the unit in local mode

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• 4.2.3 - Starting unit and selecting an operating type

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• 4.3 - Menus

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• 4.3.1 - Selecting a menu

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• 4.3.2 - Selecting a menu item

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• 4.3.3 - Modifying the value of a parameter/access to a sub-menu

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• 4.3.4 - Expand display

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• 4.4 - General menu structure

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• 4.5 - Menu tree structure

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• 4.5.1 - Description of the Information menu

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• 4.5.2 - Description of the Temperatures menu

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• 4.5.3 - Description of the Pressures menu

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• 4.5.4 - Description of the Setpoints menu

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• 4.5.5 - Description of the Inputs menu

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• 4.5.6 - Description of the Outputs/Tests menu

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• 4.5.7 - Description of the Configuration menu

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• 4.5.8 - Description of the Alarms menu

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• 4.5.9 - Description of the Alarms History menu

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• 4.5.10 - Runtime menu description

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• 5 - PRO-DIALOG PLUS CONTROL OPERATION

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• 5.1 - Start/stop control

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• 5.2 - Heating/cooling selection

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• 5.3 - Evaporator water pump control

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• 5.4 - Condenser water pump control

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• 5.5 - Control interlock contact

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• 5.6 - Evaporator heater control

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• 5.7 - Control point

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• 5.7.1 - Active setpoint

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• 5.7.2 - Reset

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• 5.8 - Demand limit

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• 5.9 - Capacity control

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• 5.10 - Determining the lead circuit

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• 5.11 - Circuit loading sequence

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• 5.12 - Slave compressor start-up sequence

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• 5.13 - Controlling the EXV

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• 5.14 - Head pressure control on air-cooled units

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• 5.15 - Head pressure control on water-cooled units

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• 5.16 - Active setpoint selection

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• 5.17 - High pressure load shedding function

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• 5.18 - Pumping down

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• 5.19 - Master/slave assembly

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• 5.20 - Controlling Pro-Dialog Plus units with a System Manager

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• 5.21 - Optional heat reclaim module

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• 6 - DIAGNOSTICS - TROUBLESHOOTING

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• 6.1 - General

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• 6.2 - Displaying alarms

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• 6.3 - Resetting alarms

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• 6.4 - Alarm codes

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