Daikin EWYT025CZP-A1 User Manual

REV 00
Date 04/2021
Supersedes /
Installation, Maintenance and Operation Manual
DEIMHP0140521_00EN
Air to water heat pump units with scroll compressors
EWYT~CZ / EWAT~CZ

Daikin EWYT025CZP-A1 Specifications

General

Brand	Daikin
Model	EWYT025CZP-A1
Category	Heat Pump
Language	English

Summary

1. Introduction

1.1. Precautions against residual risks

1.3. Information about the refrigerant

1.4. Installation information

Provides guidelines for installing the unit in open air or machinery rooms, including safety standards.

4. Mechanical Installation

4.1. Safety

Outlines safety precautions and required information for installation personnel.

4.2. Handling and lifting

Provides instructions and precautions for safely handling and lifting the unit.

4.2.1. Lifting the MONO unit

Details the specific procedures for lifting the single-circuit (MONO) unit safely.

4.2.2. Lifting the DUAL unit

Details the specific procedures for lifting the dual-circuit (DUAL) unit safely.

4.3. Positioning and assembly

Guides on selecting an installation site and properly positioning the unit on a foundation.

4.4. Minimum space requirements

4.7. Water circuit for connection with the unit

Provides guidelines for designing and installing water piping for the unit.

4.7.1. Water piping

Provides guidelines for designing and installing water piping for the unit.

4.7.2. Flow switch

4.7.3. Preparing and checking the water circuit connection

4.8. Water treatment

4.11. Operation limits

Shows operating range charts for cooling and heating modes based on ambient and water temperatures.

4.12. Operating stability and minimum water content in the system

4.13. Calibrating the expansion vessel

4.14. Antifreeze protection for BPHE and recovery exchangers

5. Electrical Installation

5.1. General specifications

5.2. Electric connections

Guides on making electrical connections, cable requirements, and safety devices.

5.2.1. Cable requirements

5.2.3. Safety device requirements

Outlines safety device requirements, such as residual current devices and fuses.

6. Operator's Responsibilities

7. Maintenance

7.2. Routine maintenance

Details routine maintenance activities for standard and aggressive environments.

7.2.1. Air Heat Exchanger Maintenance

7.2.2. Electrical Installation

7.2.3. Service and limited warranty

9. Checks for the First Startup