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Lennox WA Series

Lennox WA Series
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Providing indoor climate comfort
CHILLER_AC-IOM-1106-E
Installation, operating
and maintenance
AIR COOLED CHILLERS
Библиотека СОК
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Lennox WA Series Specifications

General IconGeneral
BrandLennox
ModelWA Series
CategoryChiller
LanguageEnglish

Summary

Introduction

PED Declaration

Compliance of all units with the PED directive 97-23-CE, with important notices.

Warranty and Safety Recommendations

Warranty Terms

Details on warranty conditions, and circumstances that nullify the warranty.

Safety Recommendations

Essential safety precautions for handling and operating the chiller.

Installation Procedures

Transport and Handling

Instructions for safe transport, handling, and delivery checks of the unit.

Lifting the Unit

Safety instructions and handling procedures for lifting the chiller unit.

Lay-out and Installation Requirements

Preparation and requirements for chiller placement, including ground support and clearances.

Water Connections

Guidelines for connecting water inlet and outlet, including component recommendations.

Electrical Connections

Instructions for proper electrical supply, wiring, and earthing continuity.

Sound Levels

Considerations for noise levels and potential soundproofing measures.

Connection of Split Units

Precautions for connecting split units, including gas line design for oil return.

Ducted Units Installation

Specific installation guidelines for ducted air cooled units.

Preliminary Checks Before Operation

Operating Limits

Review of unit's operational limits and risk analysis data.

Refrigeration Circuit Checks

Recommendations for checking the refrigeration circuit installation.

Hydraulic System Installation Checks

Verification of hydraulic system components and installation.

External Hydraulic Components

Information on installing external hydraulic components supplied by Lennox.

Check List Before Start-up

A comprehensive checklist to ensure readiness before unit start-up.

Unit Start-Up Procedures

Checks Before Start-up

Essential checks to perform before initiating unit start-up.

Oil Charge Verification

Guidance on oil charge and its importance for compressor operation.

Refrigerant Charge

Instructions for correct refrigerant charging and subcooling verification.

Unit Operation

Climatic Control System

Reference to specific manuals for CLIMATIC 50 and Basic CLIMATIC controllers.

Unit Operation Overview

Explanation of unit operation and functions of refrigeration circuit components.

Maintenance Guidelines

Weekly Maintenance Tasks

Routine checks and inspections to be performed weekly.

Annual Maintenance Tasks

Comprehensive annual servicing requirements and recommendations.

Condenser Cleaning Procedures

Methods for cleaning air-cooled and multitube water-cooled condensers.

Compressor Oil Drainage

Procedures and considerations for compressor oil drainage and replacement.

Important Maintenance Notes

Key safety notes and procedures before performing service operations.

Troubleshooting and Repairs

Common Problems and Causes

List of common issues, probable causes, and recommended actions.

Control Device Functions

Explanation of how control devices monitor system performance and react to conditions.

Recommended Inspections

Manufacturer's recommended preventive maintenance visit schedules for different compressor types.

Annexes

Hydraulic Circuit Drawings

Schematic diagrams of hydraulic and hydronic data for different unit ranges.

Operating Limits Tables

Tables detailing operating limits for various unit models and conditions.

Risk Analysis and Hazardous Situations

Identification of risks according to directive 97/23/CE and actions to eliminate them.

Refrigeration Circuit Drawings

Schematic diagrams of refrigeration circuits for different unit series.

Certificates

Documentation regarding quality assurance and conformity certificates.

Start Up and Maintenance Logbook

Checklists and logbook templates for installation, start-up, and maintenance visits.

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