Daikin DCC072 SERIES User Manual

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.

Daikin DCC072 SERIES Specifications

General

Brand	Daikin
Model	DCC072 SERIES
Category	Heat Pump
Language	English

Summary

IMPORTANT INFORMATION

Consumer and Servicer Safety Notices

Key safety notices for consumers and servicers regarding symbols, words, and labels.

PRODUCTION IDENTIFICATION

Model Number Breakdown

Explanation of the Daikin unit model number structure and its components.

PRODUCT DESIGN

Unit Location and Installation Guidelines

Guidelines for proper unit placement regarding clearances, ventilation, and site conditions.

SYSTEM OPERATION

Typical Package Cooling Operation

Diagram and explanation of the refrigerant cycle during cooling operations.

Typical Heat Pump Operation Cycles

Diagrams of heat pump cooling and heating modes with reversing valve operation.

Startup, Adjustments, and Checks

Procedures for safe startup, initial adjustments, and essential pre-operation checks.

SCHEDULED MAINTENANCE

Routine Maintenance Procedures

Tasks for regular system inspection and upkeep to prevent issues.

Filter Replacement and Inspection

Guidelines for replacing and inspecting air filters for optimal system performance.

TROUBLESHOOTING CHARTS

Cooling System Analysis Chart

Guide to diagnosing cooling system problems by symptom and cause.

SERVICING

Checking Voltage

Procedure for testing incoming power supply voltage and phase imbalance.