ICS iC 535 User Manual

WATER CHILLERS
OPERATING AND MAINTENANCE MANUAL
iC 215 ÷ iC 780
38178800943
Original instructions in Italian language

ICS iC 535 Specifications

General

Brand	ICS
Model	iC 535
Category	Chiller
Language	English

Summary

User's Quick Guide

Setpoint Adjustment

Alarms Display and Reset

Managing active alarms, including display, reset functions, and muting the buzzer.

CHAPTER 2 SAFETY

General Safety Precautions

Essential safety rules for unit operation, installation, and maintenance.

Installation Safety Precautions

Safety measures to be followed during unit installation.

Operation Safety Precautions

Safety measures for operating the unit correctly and safely.

Maintenance Safety Precautions

Safety procedures to ensure safe maintenance operations.

Refrigerant Gases Handling

Information on refrigerant type, hazards, and safe handling practices.

CHAPTER 4 DESCRIPTION

Refrigerant Circuit

Components and configuration of the refrigerant circuit.

Compressors

Information on the type, efficiency, and protection of compressors.

CHAPTER 5 INSTALLATION

Location

Guidelines for selecting a suitable installation site for the unit.

Freeze Protection

Methods and requirements for preventing freezing in the unit.

Operating Limits

Hydraulic Connections

Instructions for connecting the unit's water circuits.

Electrical Connections

Guidelines for safe and compliant electrical power supply connection.

Phase Monitor

CHAPTER 6 STARTING

Unit Startup Procedure

Step-by-step guide for safely starting the unit for the first time.

CHAPTER 7 ELECTRONIC CONTROLLER

User Interface

Explanation of the controller's display, icons, and indicators.

Function of Buttons

Description of the functions assigned to each button on the controller.

Probes Overview

Unit Start/Stop

Detailed methods for starting and stopping the unit via keypad or input.

Setpoint Display and Adjustment

Functions Menu Overview

Accessing and using the controller's functions menu.

Alarms Display and Reset (ALrM)

Managing active alarms, including display and reset functions.

General Alarms List

A comprehensive list of alarm codes and their meanings.

Alarm Indications Table

High Pressure Switch Alarm

High Pressure Switch/Compressor Thermal Alarm

Low Pressure Switch Alarm

Water Differential Pressure Switch Alarm

Compressors Thermal Alarm

Phase Monitor Alarm

Alarms Log Display and Deletion (ALOG)

Parameter Access

Steps to enter the parameter menu and access different levels.

Changing Parameter Values

Unit Adjustment and Control

Overview of unit adjustment and control functionalities.

Compressors Control

How the controller manages compressor start/stop and run times.

Compressor Control Types

Description of proportional and neutral zone control methods.

Anti-freeze Heaters

Fans Control Methods

Parameter Description and Settings

Overview of programmable parameters and their access levels.

Parameter Settings Tables

Tables detailing parameter settings for different unit configurations.

CHAPTER 8 OTHER COMPONENTS

Compressor Motor Protection

Refrigerant High and Low Pressure Switches

Function and types of refrigerant pressure switches.

Pressure Transducers

CHAPTER 9 OPERATION AND MAINTENANCE

Operation

Draining the Process Water Circuit

Procedure for emptying the water circuit to prevent freezing.

Maintenance Schedule

Recommended periodic maintenance tasks and their frequency.

CHAPTER 10 TROUBLESHOOTING

High Outlet Temperature Troubleshooting

Diagnosing and resolving issues related to high outlet water temperature.

Low Pump Outlet Pressure Troubleshooting

Diagnosing and resolving issues with insufficient pump outlet pressure.

Water Differential Pressure Switch Alarm Troubleshooting

Troubleshooting alarms related to water differential pressure or level sensors.

High Pressure Switch Trip Troubleshooting

Diagnosing and resolving issues causing high pressure switch trips.

High Pressure Switch/Compressor Protection Troubleshooting

Troubleshooting alarms for high pressure or compressor thermal issues.

Low Pressure Switch Trip Troubleshooting

Diagnosing and resolving issues causing low pressure switch trips.

Incorrect Rotation/No Refrigerant Troubleshooting

Troubleshooting issues with incorrect rotation or lack of refrigerant.

Pump Thermal Cutout/Malfunction Troubleshooting

Diagnosing and resolving pump thermal cutout or malfunction alarms.

Configuration Error Troubleshooting

CHAPTER 11 RISK ANALYSIS: RESIDUAL RISK

High Pressure Fluid Ejection Risks

Electrical Hazards

Risks related to direct and indirect contact with live electrical parts.

Electrical Hazards and Phenomena

Risks from heat radiation, short circuits, and electrostatic discharge.

Inadvertent Start-up and Control Fault Risks

Risks from inadvertent start-up, overtravel, or control system faults.

Safety Measures Absence Risks