Daikin ZUWY User Manual

Single Screw Chillers
This manual is applicable to following models and their derived and
modified models.
ZUWCM/DM ZUW.C-B ZUWY ZUWV ZUW-HCA
Thanks for purchasing DAIKIN chiller.
The Manual specifies safety, installation and maintenance precautions.
Please read through the manual before installation and use.
For future reference, please be sure to keep it safe.
Engineered for Flexibility and performance
IMM Chiller universal part
Category: Single Screw Chiller
Date: Mar. 2019
New Part No.: Z8100180-09
Prior Part No.: Z8100180-08
Engineering Data
(Installation, Maintenance Manual)

Daikin ZUWY Specifications

General

Brand	Daikin
Model	ZUWY
Category	Chiller
Language	English

Summary

Safety Precautions

Installation Safety

Measures for safe installation of the chiller.

Usage Safety

Precautions for safe operation and use of the chiller.

Relocation and Repair Safety

Guidelines for safe movement and maintenance of the chiller.

Relief Valve Notes

Chiller Transit and Lifting

Lifting Procedures

Installation Guidelines

Location and Foundation Requirements

Criteria for selecting chiller site and foundation.

Chiller Disassembly and Reassembly

Leakage Detection and Vacuum Testing

Procedures for nitrogen leakage test and vacuum test.

Refrigerant Charging

Piping and Water System

Vibration Control and Flow Rate

Measures for vibration isolation and ensuring proper flow rate.

Water Loop Management

Procedures for water quality, air removal, and anti-corrosion.

Temperature and Electrical Considerations

Anti-freezing, low temp operation, and electrical wiring.

Electrical Works and Wiring

Wiring Precautions and Power Cable Construction

Pre-Test Run Checks

Power Circuit and Cable Inspection

Verifying power circuit integrity and cable connections.

Power Supply, Water System, and Valve Checks

Verifying power supply, water system, and valve status.

Panel Settings Verification

Chiller Functions and Control

Automatic Temperature and Low Load Control

Maintenance Procedures

Pre-Maintenance and Regular Checks

Steps before and during routine maintenance.

Maintenance Contracts and Consumables

Routine Maintenance Schedules

Long-Term Stop Precautions

Shutdown and Re-operation Procedures

Operating Range and Environment

Environmental and Water Quality Requirements

Appendix D: Control Wiring Diagram

Wiring Terminals and Notes