Daikin Enfinity CCW User Manual

Installation and Maintenance Manual IM 1049-9
Group: WSHP
Part Number: 910258820
Date: December 2018
Daikin Ennity™ Horizontal Water Source Heat Pumps
R-410A Refrigerant
Model CCH, CCW Unit Sizes 007 – 070

Daikin Enfinity CCW Specifications

General

Brand	Daikin
Model	Enfinity CCW
Category	Heat Pump
Language	English

Summary

Model Nomenclature

Prior To Installing

Receiving and Storage

Guidance on handling and storing the heat pump unit upon receipt.

Pre-Installation Checks

Steps and checks required before starting the unit installation process.

Unit Location and Hanger Brackets

Hanger Bracket Dimensions

Detailed table of hanger bracket dimensions for various unit sizes.

Filter Access and Air Discharge Conversion

Filter Access

Details on accessing and removing the unit's filter for cleaning or replacement.

Air Discharge Conversion

Instructions for changing the unit's airflow direction from straight to end discharge.

Ductwork and Attenuation

Ductwork Design Recommendations

Recommendations for supply and return ductwork design and sound attenuation.

Ventilation Air

Ventilation Air Guidelines

Guidelines for incorporating and controlling ventilation air within the system.

Electrical Specifications

Electrical Data and Fan Assembly

Details on electrical data, wiring, fan motor types, and housing requirements.

Unit Installation and Piping

Piping Requirements

Instructions for connecting supply and return piping, including material and configuration.

Cleaning and Flushing System

System Cleaning Procedure

Procedure for cleaning and flushing the water circulating system before operation.

Start-Up Procedures

Unit Start-Up Steps

Step-by-step guide for initiating unit operation and verifying performance.

Operating Limits and Environment

Temperature Limits and Design Data

Design temperatures and operational limits for continuous duty and start-up.

Unit Type and Environmental Factors

Details on unit types, environmental considerations, and power supply requirements.

Controls Overview

MicroTech III Unit Controller

Overview of the MicroTech III unit controller's features, functions, and safety interlocks.

Remote Reset of Lockouts

Methods for remotely resetting automatic lockouts on the unit controller.

Controls Details

Terminal Locations and Jumper Settings

Detailed descriptions of MicroTech III controller terminals and jumper configuration.

Status LEDs and Expansion Module

Explanation of status LEDs and configuration for I/O Expansion Modules.

Controller Terminal Diagrams

Diagrams illustrating terminal locations and configuration jumpers on the unit controller.

LONWORKS Communication Module

Information on installing and operating the LONWORKS communication module for network control.

BACnet Communication Module

Details for installing and operating the BACnet MS/TP communication module for BAS integration.

Prior to Start-Up Adjustments

Changing PSC Fan Motor Speed

Instructions on how to change the fan motor speed for various unit sizes.

Optional EC Motor Information

Information on the optional EC motor, its capabilities, and contact for alternate airflow settings.

Unit Start-Up Procedures

Unit Start-Up Steps

Step-by-step guide for initiating unit operation and verifying performance.

Typical Wiring Diagrams

PSC Motor Wiring Diagrams

Wiring diagrams for MicroTech III controller with PSC motor units (Sizes 015-060).

EC Motor Wiring Diagrams

Wiring diagrams for MicroTech III controller with EC motor units (Sizes 024-070).

EC Motor with Communication Module Wiring

Wiring diagrams for EC motor units with communication module (Sizes 024-070).

Thermostats and Wall Sensors

Thermostat Connection Examples

Diagrams showing typical wiring connections for various thermostats to the unit controller.

Standalone Sensor Operation

Information on using thermostats and remote sensors for standalone unit operation.

Building Automation System Sensors

Diagrams for sensors used with MicroTech III for building automation system operation.

Room Sensor Wiring Details

Wiring details for basic and temperature-adjustable room sensors, including noise suppression.

Additional Accessories

Motorized Valve, Pump Relay, and Multi-Unit Control

Information on accessories like isolation valves, pump restart relays, and multiple unit control boards.

Maintenance and Refrigerant

R-410A Refrigerant Information

Details on R-410A refrigerant properties, handling, and charging requirements.

General Maintenance Procedures

Guidelines for routine maintenance tasks, including filter changes and system checks.

Troubleshooting Unit Faults

MicroTech III Controller LED Faults

Explanation of LED fault codes for the MicroTech III unit controller.

I/O Expansion Module LED Faults

Description of LED fault indicators for the I/O Expansion Module.

Refrigeration Circuit Troubleshooting

Guide to diagnosing refrigeration circuit issues based on system symptoms and pressures.

Unit Operation Troubleshooting Guide

Flowchart to help diagnose common unit operational problems and their causes.

Typical Refrigeration Cycles

Cooling and Heating Cycles

Explanation of the refrigerant flow and process during cooling and heating operations.

General Use and Information

MicroTech III Controller Inputs

Information on using MicroTech III unit controller's drive terminals and control inputs.

Equipment Check, Test, and Start Form

Essential System Checks

List of essential system checks required for proper installation and operation.

Unit Data Collection

Equipment Data Measurements

Guidance on measuring and recording flow rate, temperature, and pressure data.

Commercial Check, Test, and Start Worksheet

Equipment Measurements Worksheet

Worksheet for recording equipment measurements during check, test, and start-up.

Daikin Applied Support and Information

Training and Development

Information on training programs and resources for Daikin HVAC products.

Warranty Information

Details regarding Daikin equipment warranty and how to obtain it.

Aftermarket Services

Information on finding local parts and service offices for Daikin equipment.