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Daikin DCC300 Series User Manual

Daikin DCC300 Series
139 pages
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This manual is to be used by qualified, professionally trained HVAC
technicians only. Daikin does not assume any responsibility for property
damage or personal injury due to improper service procedures or services
performed by an unqualified person.
RSDX6412006r1
November 2016
DCC Cooling/DCH Heat Pumps
Commercial Package Units
with R-410A Refrigerant
4 - 6 Tons & Accessories
Service Instructions
Copyright © 2015 - 2016
Not for installation in the United States or Canada. This unit is for export only.

Table of Contents

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Daikin DCC300 Series Specifications

General IconGeneral
BrandDaikin
ModelDCC300 Series
CategoryHeat Pump
LanguageEnglish

Summary

Important Information

Notices for Consumers and Servicers

Key safety notices, symbols, and warnings for users and service personnel.

Safe Refrigerant Handling Practices

Guidelines for safely handling refrigerants, including personal protection and cylinder use.

Product Identification

Model Number Structure and Decoding

Explains how to interpret the unit's model number for part identification.

Unit Model Series Overview

Details specific model numbers for DCC and DCH series units.

Product Design

Unit Location and Installation Requirements

Guidance on proper unit placement, mounting, and environmental considerations.

Clearances and Electrical Wiring

Specifies required clearances and electrical connection safety guidelines.

System Operation

Cooling and Heat Pump Cycle Operation

Describes the refrigerant flow and operational modes for cooling and heat pump functions.

Startup, Adjustments, and Checks

Procedures for initial unit startup, operational checks, and contractor responsibilities.

Scheduled Maintenance

Routine Maintenance Procedures

Step-by-step guide for regular system inspection and upkeep.

Filter and Coil Maintenance

Instructions for cleaning and replacing air filters and outdoor coils.

Servicing

Cooling Analysis Chart for Troubleshooting

Identifies common causes of cooling system issues and recommended test methods.

Component Testing Procedures

Detailed procedures for testing various electrical and mechanical components.

Accessories

Heater Kits and Airflow Requirements

Details available electric heater kits and required minimum airflow for installation.

Wiring Diagrams

Accessories Wiring Diagrams

Wiring schematics for optional accessories like economizers and power exhausts.

Unit Wiring Diagrams

Detailed wiring diagrams for different unit models and configurations.

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