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Lennox MCC Series

Lennox MCC Series
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INSTALLATION -
OPERATING &
MAINTENANCE MANUAL
AIR COOLED
CHILLERS
English/01-2005
Библиотека СОК

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Lennox MCC Series Specifications

General IconGeneral
BrandLennox
ModelMCC Series
CategoryChiller
LanguageEnglish

Summary

Preface

Important General Instructions

Covers essential safety warnings, documentation, and general guidelines for manual use.

Risks on the Unit

Details specific hazards associated with the chiller, such as electrical shock and rotating parts.

Warranty

Safety

Explains safety precautions, definitions, and the importance of following manual instructions.

Warning Labels

Describes the various hazard symbols found on the unit to alert operators to potential dangers.

Installation

Installation - Transport - Handling

Guidelines for safely moving, placing, and connecting the chiller unit on-site.

Lay-out and Installation Requirements

Outlines essential site preparation, placement, and environmental considerations for installation.

Water Connections

Covers the proper procedures for connecting the chilled and condenser water circuits.

Electrical Connections

Details the requirements and precautions for making electrical power and control connections.

Refrigerant Charge

Explains the correct procedures for charging the system with the specified refrigerant.

Oil Charge

Provides guidance on selecting and adding the correct type and amount of oil for the compressor.

Ducted Units Installation

Offers specific instructions for installing units that require air ductwork for air intake and outlet.

Preliminary Checks

Limits

Lists the essential operating parameters and limits that must be checked before unit operation.

Refrigeration Circuit Checks and Recommendations

Specifies checks required for the refrigeration system, particularly for split unit installations.

Check List Before Start-Up

A comprehensive checklist of all items to verify before initiating unit start-up procedures.

Unit Start-Up

Checks to be Made During Start Up

Details critical checks for safety devices, pumps, and system status before and during initial operation.

Procedure to Follow When Starting the Unit

A step-by-step guide for the safe and correct sequence of operations during the unit's first start.

Refrigerant Charge

Procedures for verifying and adjusting the refrigerant charge for optimal system performance.

Operation

Climatic Control

Explains the functions and configuration of the Climatic control system and its menus.

Unit Operation

Describes the normal operating sequences, component functions, and control system logic.

Automatic Sequences

Details the unit's start-up, regulator stoppage, safety shutdown, and fan control sequences.

Maintenance

Weekly Maintenance

Outlines routine checks and tasks to be performed on a weekly basis for optimal unit health.

Annual Maintenance

Details the schedule and procedures for comprehensive yearly servicing and inspections.

Cleaning the Condenser

Provides instructions for cleaning air-cooled and water-cooled condensers to maintain efficiency.

Compressors Oil Drainage

Covers oil level checks, drainage, and replacement procedures for compressor longevity.

Troubleshooting and Repairs

List of the Most Common Problems

A categorized guide to diagnosing and resolving typical issues encountered with the chiller.

Control Devices

Explains the function of various safety and control devices within the chiller system.

Manufacturers Recommended Inspections

Outlines preventive maintenance schedules based on operating hours and time intervals.

Check List

Annexes

Hydraulic Circuit Drawings

Provides detailed diagrams illustrating the hydraulic configurations for various unit models.

Operating Limits

Tables detailing the operational boundaries and conditions for different chiller models.

Risk Analysis and Hazardous Situations According to 9723 CE Directive

Assesses potential risks and hazardous situations related to equipment under pressure.

Refrigeration Circuit Drawings

Illustrates the refrigerant circuit components and flow for different chiller series.

Climatic 50 - Menu Trees

Hierarchical breakdown of the menu structure for the Climatic™ 50 controller settings.

Certificates

Includes copies of relevant certifications such as ISO 9001, PED, and CE conformity.

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