Airwell Itelco-Clima CLC 402 ELN User Manual

English
Air cooled water chillers, air cooled condensing units and air-to-water
reverse cycle heat pumps
Installation and maintenance manual
IOM CLSCH-N.1GB
Date : November 2005
Supersedes : None
CLS/CLC/CLH
182 ÷ 602
41

140 kW
46

152 kW
Библиотека СОК 

Airwell Itelco-Clima CLC 402 ELN Specifications

General

Brand	Airwell
Model	Itelco-Clima CLC 402 ELN
Category	Chiller
Language	English

Summary

Foreword and Introduction

Unit Introduction

Overview of unit capabilities and intended use for air-conditioning systems.

Warranty Conditions

Details on warranty validity, required service, and voiding conditions.

Emergency and Normal Stop Procedures

Instructions for initiating emergency and normal shutdown sequences.

Manual Conventions and Safety Information

Explains symbols, warnings, and general manual usage guidelines.

Safety and Precautions

Safety Compliance and Regulations

Requirements for compliance with EU directives and national standards for safe operation.

Key Personnel Definitions

Defines the roles and responsibilities of OWNER and INSTALLER.

Unit Access and Safety Zones

Guidelines for safe access to the unit, including required safety distances.

General Operational Safety

Essential safety measures for operators and installers during unit use.

Residual Risk Management

Precautions against specific risks: control system, mechanical, and electrical hazards.

Maintenance Safety Procedures

Safety protocols to follow before and during maintenance activities.

Safety Label Identification

Identifies the location and meaning of safety labels affixed to the unit.

Refrigerant and Oil Safety Data

Detailed safety information regarding refrigerant toxicity, handling, and oil properties.

Transport, Lifting, and Positioning

Delivery Inspection Procedures

Steps for checking the unit for damage upon delivery.

Safe Lifting Guidelines

Instructions on how to correctly and safely lift the unit using appropriate equipment.

Unit Anchoring Requirements

Guidelines for securing the unit to foundations, especially in earthquake zones.

Storage and Handling Precautions

Recommendations for storing the unit before installation to prevent damage.

Unit Installation

Unit Placement and Site Selection

Criteria for choosing an installation location, considering wind and noise.

Vibration Isolation Installation

Procedure for installing anti-vibration supports to minimize noise and vibration.

Hydraulic System Requirements

Specifications for the external water circuit, pump, and expansion vessel.

Hydraulic Circuit Connections

How to connect the unit's hydraulic system, including flow meter installation.

Defrosting Water Drainage (Heat Pump)

Specific instructions for heat pump units regarding defrosting water discharge.

Electrical Power Supply Specifications

Requirements for the unit's main electrical power connection.

Wiring and Electrical Connections

Detailed steps for making electrical connections to the unit.

Unit Start-Up Procedures

Pre-Start-Up Checks

Essential checks before initiating the unit's first operation.

Initial Start-Up Sequence

Step-by-step guide for the first operation of the unit.

Post Start-Up Performance Verification

How to check and verify the unit's operation after start-up.

Customer Handover and Training

Guidance on training the end-user on unit operation.

Control System Operation

Control System Overview

General description of the electronic control and panel terminal.

Temperature, Antifreeze, and Defrosting

Details on temperature regulation, antifreeze, and defrosting functions.

Control Panel Display and LEDs

Explanation of the unit's display indicators and LED functions.

Control Panel Start-Up Operation

How to start and operate the unit using the control panel buttons.

Mode Switching Procedures

Steps to change the unit's operating mode (cooling/heating).

Major Unit Alarms and Resets

List of primary alarms, their causes, and reset procedures.

General Unit Description

Unit Series Introduction

Overview of CLS/CLH unit types and applications.

Unit Construction and Specifications

Details on materials, assembly, and general build quality.

Compressor Details

Description of the hermetic scroll compressors used in the units.

Refrigeration Circuit Components

Explanation of refrigeration circuit elements and safety devices.

Water Heat Exchanger Specifications

Technical details of the stainless steel plate type evaporators.

Air Heat Exchanger Description

Information on the copper pipe and aluminum fin condenser coils.

Fan Specifications

Details on the axial fans, including blades and guards.

Control Compartment Details

Description of the electronic card, keyboard, and display system.

Optional Accessories List

Information on available accessories that can be mounted on-site.

Technical Data and Specifications

Evaporator Pressure Drop Data

Tables detailing pressure drops in the evaporator for various models.

Unit Technical Specifications

Comprehensive technical data including electrical, mechanical, and physical parameters.

Electrical Data: Compressors and Fans

Detailed electrical data for compressors, pumps, and fans across models.

Support Load Distribution

Tables specifying support positions and weight distribution for different units.

Overall Unit Dimensions

Drawings and tables showing the physical dimensions (A, B, C) of the units.

Installation Service Space Requirements

Diagrams and table defining minimum clearances needed for installation and maintenance.

Unit Maintenance Procedures

General Maintenance Requirements

Guidelines for regular maintenance and service by authorized personnel.

Planned Maintenance Schedule

Table outlining daily, weekly, and monthly maintenance checks.

Refrigerant Handling and Charging

Procedures for charging and handling refrigerant, including safety warnings.

Compressor Maintenance and Replacement

Information on compressor lubrication and replacement procedures.

Condenser Coil Cleaning and Care

Instructions for cleaning and maintaining the condenser coils.

Fan Inspection and Rotation Check

Checks to perform on the condenser fans, including rotation direction.

Dehydrating Filter Maintenance

How to check for filter clogging and service it.

Sight Glass Inspection and Humidity Check

Using the sight glass to monitor refrigerant flow and humidity.

Thermostatic Expansion Valve Adjustment

Procedure for checking and adjusting the thermostatic expansion valve.

Evaporator Cleaning and Efficiency Check

Maintaining the water side of the evaporator for optimal heat exchange.

Troubleshooting Guide

Spare Parts and Diagrams

Recommended Spare Parts List

List of common spare parts recommended for the first two years of operation.

Compressor Oil Information

Details regarding the polyester oil used for compressor lubrication.

Wiring Diagram Location

Information on where wiring diagrams are located and how to request them.

Dismantling and Scrapping Procedures

General Dismantling and Disposal

Procedures for safely draining, dismantling, and disposing of unit components.