Daikin EWAT016CZH-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 EWAT016CZH-A1 Specifications

General

Brand	Daikin
Model	EWAT016CZH-A1
Category	Heat Pump
Language	English

Summary

1. INTRODUCTION

1.1. Precautions against residual risks

General safety precautions to prevent risks during installation and operation.

1.4. Installation information

4. MECHANICAL INSTALLATION

4.1. Safety precautions

Safety precautions for personnel involved in mechanical installation.

4.2. Handling and lifting procedures

Procedures for safely handling and lifting the unit, including mono and dual configurations.

4.3. Positioning and assembly guidelines

4.4. Minimum space requirements

4.7. Water circuit connection

Procedures and components for connecting the unit to the water circuit.

4.7.1. Water piping guidelines

4.7.2. Flow switch operation and setup

Explanation and setup of the flow switch for water circuit protection.

4.7.3. Water circuit connection preparation

4.7.5. Hydraulic diagram overview

4.8. Water treatment requirements

Requirements and guidelines for water quality and treatment.

4.11. Operation limits definition

4.12. System water content for stability

Importance of minimum water content for stable operation and compressor longevity.

4.13. Expansion vessel calibration

4.14. Antifreeze protection methods

Methods and considerations for protecting heat exchangers from freezing.

5. ELECTRICAL INSTALLATION

5.1. General specifications

5.2. Electric connections and wiring

Details on making electrical connections, including cable requirements and safety devices.

5.3. Phase unbalance considerations

7. MAINTENANCE

7.2. Routine maintenance procedures

7.3. Air Heat Exchanger Maintenance

7.4. Electrical system maintenance checks

7.6. Refrigerant circuit diagrams

9. FIRST STARTUP CHECKS