Lauda UC 4 User Manual

OPERATION MANUAL
Ultracool chillers
UC 2, UC 4, UC 8, UC 14, UC 24, UC 50, UC 65, UC 80, UC 100
DMI-0217-12
24/11/2022
Read this manual prior to performing any task!

Lauda UC 4 Specifications

General

Brand	Lauda
Model	UC 4
Category	Chiller
Language	English

Summary

WARNINGS

1 INTRODUCTION

1.2 SAFETY REGULATIONS

Operator responsibilities and rules for maintenance and repair work.

2 UNPACKING

2.3 SITE

Requirements for the installation location and surface for the chiller.

3 ULTRACOOL UNIT DESCRIPTION

3.1 SETUP OF THE ULTRACOOL UNIT (UC 2 AND UC 4)

3.2 SETUP OF THE ULTRACOOL UNIT (UC 8 TO UC 65)

3.3 SETUP OF THE ULTRACOOL UNIT (UC 80 AND UC 100)

3.5 WATER CONNECTION

Guidelines and requirements for connecting the water circuit.

3.6 ELECTRICAL CONNECTION (UC 2 AND UC 4)

Instructions for electrical connection of UC 2 and UC 4 models.

3.7 ELECTRICAL CONNECTION (UC 8 TO UC 100)

Instructions for electrical connection of UC 8 to UC 100 models.

3.8 ADDITIONAL ELECTRICAL CONNECTIONS

4 STARTUP

4.1 OPERATING CONDITIONS

Specifies the required operating temperatures for water and ambient air.

4.2 CHILLER STARTUP

Step-by-step procedure for starting up the chiller unit.

5 CHILLER CONTROLS

5.1 CONTROL AND MONITORING ELEMENTS

5.2 UC CONTROLLER

Details the buttons and main screen of the UC controller interface.

5.3 OPERATION

Explains how to operate the chiller, including remote and display control.

5.4 PREHEATING FUNCTION

5.5 ETHERNET CONFIGURATION

6 MAINTENANCE

6.1 BASIC MAINTENANCE

7 TROUBLESHOOTING

7.1 SAVING A LOG FILE IN CASE OF ALARM

7.2 ALARMS AND WARNINGS LIST

Table of common faults, causes, solutions, and restart procedures.