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Carrier 50DD024 - User Manual

Carrier 50DD024
32 pages
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Carrier 50DD024 Specifications

General IconGeneral
BrandCarrier
Model50DD024
CategoryAccessories
LanguageEnglish

Summary

Installation of Single-Package Cooling Units

Rigging and Unit Placement

Guidance on safely moving, lifting, and positioning the unit for installation.

Ductwork Installation and Connections

Instructions for connecting ductwork, including field-fabricated options.

Economizer Hood and Air Inlet Screen Installation

Installing economizer hood assemblies and outdoor air inlet screens.

Condensate Drains and Power Supply Setup

Proper installation of condensate drains and electrical power connections.

Field Control Wiring and Thermostat Setup

Wiring control circuits, thermostats, and system controls.

Unit Start-Up Procedures

Cooling Mode Start-Up

Step-by-step guide to initiating unit operation in cooling mode.

Heating Mode Start-Up

Step-by-step guide to initiating unit operation in heating mode.

Economizer System Operation

Setting up and testing the economizer for optimal fresh air cooling.

Variable Volume Unit Control Adjustment

Adjusting control panel settings for variable volume air systems.

Service and Maintenance

Compressor Capacity Control Adjustment

Setting compressor unloaders for optimal capacity control.

Unit Cleaning and Filter Replacement

Procedures for cleaning coils, drains, and replacing return air filters.

Fan Belt and Pulley Adjustments

Adjusting fan motor belts, pulleys, and outdoor fan height.

Refrigerant Charging Procedures

Methods for correctly charging the refrigerant system.

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