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Daikin EWYQ064BAW - User Manual

Daikin EWYQ064BAW
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INSTALLATION AND
OPERATION MANUAL
EWAQ016BAW
EWAQ021BAW
EWAQ025BAW
EWAQ032BAW
EWAQ040BAW
EWAQ050BAW
EWAQ064BAW
EWYQ016BAW
EWYQ021BAW
EWYQ025BAW
EWYQ032BAW
EWYQ040BAW
EWYQ050BAW
EWYQ064BAW
Packaged air-cooled water chiller
4PWEN70082-1C.book Page 1 Wednesday, September 25, 2013 7:31 AM

Table of Contents

Other manuals for Daikin EWYQ064BAW

Preview: Service Manual
Service Manual228 pages

Questions and Answers

  • T
    Troy AveryAug 20, 2025
    What to do if Daikin EWYQ064BAW shows error code E3?
    • K
      Kristine DayAug 20, 2025
      If your Daikin Chiller displays error code E3, it indicates a high-pressure error, possibly due to air in the circuit. Ensure the circuit is filled with water and that there is no air inside. Also, confirm that water flow is possible by opening all valves and verifying the water filter isn't blocked. Additionally, ensure all refrigerant stop valves are open. If the issue persists, contact your local dealer.
  • A
    Andre ThomasAug 22, 2025
    How to fix Daikin EWYQ064BAW Chiller error code U1?
    • W
      William KimAug 22, 2025
      Daikin Chiller error code U1 means the phases of the power to the unit are reversed. To fix this, exchange two of the three phases (L1, L2, L3) to make a positive phase connection.
  • B
    Brittany WebsterAug 25, 2025
    What to do if Daikin Chiller displays error code A6?
    • J
      Joel RichardsAug 25, 2025
      Daikin Chiller error code A6 indicates a malfunction in the water circuit. Ensure water flow is possible by opening all valves in the circuit and force clean water through the unit.
  • L
    Larry RobinsonAug 26, 2025
    What does Daikin EWYQ064BAW error code AE mean?
    • C
      Cathy PetersonAug 26, 2025
      Daikin Chiller error code AE is a water system warning. To address this, check the filter, ensure all valves are open, and contact your local dealer if the problem continues.
  • K
    Katrina MeyerAug 28, 2025
    What causes Daikin EWYQ064BAW error code U2?
    • N
      Nicole SmithAug 28, 2025
      Daikin Chiller error code U2 indicates a power supply error. Check the wiring connections and contact your local dealer.
  • G
    Garrett BradyAug 30, 2025
    What does Daikin EWYQ064BAW Chiller error code A9 mean?
    • J
      jordan08Aug 30, 2025
      Daikin Chiller error code A9 indicates an R410A expansion valve error. Check the wiring connections and contact your local dealer.
  • S
    Samantha ReidSep 1, 2025
    What does Daikin EWYQ064BAW error code C4 mean?
    • C
      Chase WebsterSep 1, 2025
      Daikin Chiller error code C4 indicates an R410A liquid thermistor error. Check the wiring connections and contact your local dealer.
  • J
    James FuentesSep 3, 2025
    What to do for Daikin Chiller error code J7?
    • T
      Tamara OwensSep 3, 2025
      Daikin Chiller error code J7 indicates an R410A suction thermistor error. Check the wiring connections and contact your local dealer.
  • M
    Melissa DavidsonSep 5, 2025
    What does Daikin EWYQ064BAW Chiller error code C9 mean?
    • D
      Danielle JohnsSep 5, 2025
      Daikin Chiller error code C9 indicates a returning water thermistor error. Check the wiring connections and contact your local dealer.
  • J
    Justin BarnesSep 7, 2025
    What does Daikin EWYQ064BAW Chiller error code CA mean?
    • J
      Jacob HinesSep 7, 2025
      Daikin Chiller error code CA is a heating leaving water thermistor error. Check the wiring connections and contact your local dealer.

Summary

Installation and Operation Manual

Packaged Air-Cooled Water Chiller

Identifies the main product covered by the manual.

Installation Preparations and Precautions

General Installation Safety Precautions

Outlines critical safety warnings and precautions for installers before starting.

Preparing the Unit for Installation

Details initial steps for preparing the chiller installation process.

Piping, Electrical Wiring, and Water Volume

Water Piping System Requirements

Electrical Wiring Work Preparation

Covers essential electrical wiring safety and preparation procedures.

Water Volume and Expansion Vessel Checks

Chiller Installation Procedures

Placing the Unit on its Final Location

Water System Setup and Checks

Water Volume and Expansion Vessel Check

Water Circuit Filling and Electrical Wiring

Outdoor Module Internal Wiring

Electrical Wiring and Connections

Field Wiring System Overview

Power and Communication Cable Connections

Optional Equipment and Commissioning

Verifying Installation Completion

Checklist for confirming all installation steps and checks are completed before startup.

Unit Configuration and Field Settings

Final Air Purging and Outdoor Module Settings

Remote Controller Field Settings

Details how to access and configure field settings via the remote controller.

Remote Controller Field Setting Procedure

Accessing and Modifying Field Settings

Step-by-step guide for entering and changing field settings on the remote controller.

Detailed Field Setting Descriptions: Control Setup

Remote Control Setup Options

Explains user permission levels and other remote control setup parameters.

Automatic Setback Function Configuration

Setback Function Parameters and Operation

Details settings for enabling, starting, and stopping the automatic setback function.

Advanced Unit Settings: Weather, Freeze, and Pump

Weather Dependent Set Point Control

Explains settings for automatic temperature adjustment based on outdoor conditions.

Freeze-Up Prevention and Glycol Settings

Covers freeze prevention levels and glycol concentration settings.

Pump Operation and Service Modes

Final Checks, Test Run, and Handover

Pre-Startup Final Checks

Essential checks to perform before powering on the unit.

Performing Unit Test Run

Procedures for conducting a test run to verify system operation.

Service and Maintenance Activities

Routine Maintenance and Refrigerant Info

Information on the refrigerant used and routine maintenance tasks.

Troubleshooting and Unit Disposal

Common Troubleshooting Scenarios

Provides common problems and their solutions.

Unit Specifications and Annexes

Technical Specifications Summary

Lists technical data including dimensions, weight, and operating ranges.

Unit Quick Start-Up and Remote Operation

Starting Space Cooling;Heating Operation

Step-by-step guide for initial space cooling or heating operation.

Remote Controller Operation Features

Explains how to operate the unit using the remote controller's features.

Remote Controller Interface and Functions

Understanding Buttons and Icons

Details the functions of all buttons and icons on the remote controller display.

Controller Setup and Operation Modes

Setting the Clock and Schedule Timer

Space Cooling Operation Modes

Explains room temperature and leaving water temperature control for cooling.

Heating Operation Modes and Setbacks

Leaving Water Temperature Control for Heating

Space Heating Operation Options

Covers room temperature control and automatic setback functions for heating.

Schedule Timer Programming

Scheduling Space Cooling Operations

Scheduling Space Heating Operations

How to program the schedule timer for space heating.

Schedule Timer Programming Guide

Field Settings Configuration

Procedure for Changing Field Settings

Step-by-step guide to access and modify field settings via the remote controller.

Maintenance, Troubleshooting, and Disposal

Refrigerant Info and Maintenance Activities

Troubleshooting Common Error Codes

Lists common error codes, their causes, and corrective actions.

Daikin EWYQ064BAW Specifications

General IconGeneral
BrandDaikin
ModelEWYQ064BAW
CategoryChiller
LanguageEnglish

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