Knowledge Base

Software Update

• PLC - IDEC OS Firmware Update Procedure
• PLC/HMI Update Procedure - Four or More Compressor Models
• PLC/HMI Update Procedure for Single and Dual Compressor Models

Chiller Industry Articles

• Acceptable Equivalent Sound Levels
• Air Conditioning and Refrigeration Systems - Hot Gas Bypass
• Alternative Energy - Harvesting Green Power
• Centrifugal Pumps - Adapt Pump Capacities to Process Demand
• Centrifugal Pumps - design, dimensions, & standards
• Centrifugal Pumps - Volute Pump
• Centrifugal Pumps & Positive Displacement Pumps
• Chiller Systems - Flooded Condenser Valves
• Chiller Systems - Head Pressure Control Information
• Chillers and Data Centers - Greening the Data Center offered by Legacy Chiller Systems
• Chillers and Data Centers - Increasing Efficiency offered by Legacy Chiller Systems
• Chillers and Data Centers - Increasing Efficiency Plus Reliability offered by Legacy Chiller Systems
• Chillers and Data Centers -Data Centers - Heat Containment offered by Legacy Chiller Systems
• Convert Amperage Between Single and Three Phase
• Copper Pipes - Insulation and Heat Loss
• Copper Piping Water Velocity Limits
• Electrical Definitions, Terms, and Formulas
• Global Warming Worries
• Heat Loss Uninsulated Copper Pipes
• NEMA - IEC Enclosure Standards
• Power Generation - First Law of Thermodynamics
• Power Generation & Conversion - Second Law of Thermodynamics
• Pumps and Control Valves Cavitation
• Refrigerant Color Codes and Oil Uses
• Refrigeration Engineering Quick Reference Guide
• RSES Journal - August 2006 -How to stay current with electrical know how
• RSES Journal - August 2006 -Understanding the TXV
• RSES Journal - Diagnostics using a pressure-temperature chart (P-T)
• RSES Journal - March 2006 - Refrigerant Blends - P-T Charts and Troubleshooting
• RSES Journal June 2007 - EPA and Greenhouse Gases Regulations
• Seven Steps to Process Chiller Success
• Solutions for Fixing Common TEV Problems
• Sporlan - Using a T-P chart as a troubleshooting tool
• T-P chart pocket size
• TEV installation, field service and assembly
• TEV Valve Basics
• Toshiba Medical America Systems (TAMS) - No longer selling chillers for MRI
• Typical Refrigeration piping diagram
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Chiller Quote Wizard Training

• Chiller Quote Wizard Video - How to Register
• Chiller Quote Wizard Video - Project Data Entry
• Chiller Quote Wizard Video - Select Air-Cooled or Water-Cooled Chillers
• Chiller Quote Wizard Video - Select Chiller Capacity
• Chiller Quote Wizard Video - Select Chiller Options
• Chiller Quote Wizard Video - Select Chiller Thermal Storage
• Chiller Quote Wizard Video - Select Package Chiller or Split Chiller
• Chiller Quote Wizard Video - Specialty Chillers for OEM
• Chiller Quote Wizard Video - User Desktop By Legacy Chiller Systems
• Chiller Quote Wizard Video - View Final Quote
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Chiller System Installation

• Chiller Installation, Startup, and Maintenance (IOM Booklet)
• Chiller Systems - Restart during winter conditions
• Chiller Systems - Starting your Chiller
• City Water Changeover / Economizer Power Open Spring Closed Valves
• Compressor Warranty
• IDEC - Control remote chiller and system pump Start Stop
• Legacy ChillerGuard - Installation and Setup
• PSG - Control Remote Chiller and System Pump Start Stop
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Chiller System Maintenance

• Chiller Systems Recommended Maintenance
• Long Term Storage Recommendations

Chiller Systems Design

• Chiller loop piping system design
• Chiller TECHNET Article - Chiller Systems and Glycol Use
• Chiller TECHNET Article -AuraCool Chiller Economizer Technology - Introduction
• Closed Loop Chiller System - Automatic Air Vents
• Goulds Pump Curves And Other Information
• Process Chiller Energy Audit Software by Legacy Chiller Systems
• Process Chiller SystemSyzer Design Software by Legacy Chiller Systems
• Running a chiller on generator power
• Understanding Basic Chiller Service and Installation - PART 1
• Understanding Basic Chiller Service and Installation - PART 2
• Understanding Basic Refrigeration System Design - PART 1
• Understanding Basic Refrigeration System Design - PART 2
• Understanding Chiller Refrigerants
• Understanding Chiller Refrigeration
• Understanding Chiller Refrigeration Cycle
• Understanding Chiller Refrigeration Principles
• Video - Chiller Energy Usage Audit Tool - Full Version
• Video - Chiller Energy Usage Audit Tool - Survey Template
• Video - Chiller Systems Design Tool Training
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Chiller Training Webinars

• Basic Chiller System Layout and Design by Legacy Chiller Systems
• Chiller Selection 101 - Chiller Tecnet Certificate Class by Legacy Chiller Systems
• Chiller System Design and Use of SystemSyzer software by Legacy Chiller Systems
• Closed Loop Chiller System Training by Legacy Chiller Systems
• GLF/API Customer Base Training by Legacy Chiller Systems
• Open Loop Chiller Systems Training by Legacy Chiller Systems
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Chiller Troubleshooting

• Chiller Control System - City Water Change Over Panel
• Chiller Phase Reversal - Poor Cooling and Pumping performance
• Chiller Problem - Microprocessor Pressure Transducer Error
• Chiller Problems - HTA alarm on chiller startup
• Chiller Problems - Microprocessor Low Flow error
• Chiller Problems - Microprocessor Low Pressure error
• Chiller Problems - Water Heating Up
• Chiller System Microprocessor Error Codes
• Chiller System Microprocessor Programming
• Chiller System Problem - Microprocessor 999 error code
• Chiller System Problems - Chiller Won't Start
• Chiller System Problems - Excessive Noise
• Chiller System Problems - HTA & LTA alarms
• Chiller System Problems - Micro-processor won't respond
• Chiller System Problems - Scroll Processor Won't Start
• Chiller Systems Microprocessor Replacement
• Compressor Hot Gas Bypass (HGBP) heating water
• Copeland Semi-Hermtic Solid State Module Troubleshooting
• Glycol - Adding to chiller loop
• hi1 or hi2 compressor shut down
• How to Safely Fill a Chiller System Tank
• ICM Variable Condenser Fan Controller Information
• Legacy Chiller System Power Problems - chiller shutdowns
• Micro processor - compatibility Information
• Micro processor - Dual Compressor Lag Lead
• Micro processor - dual stage replacement
• Micro Processor J10 Alarm Contacts
• Micro-Processor showing 32 and 32
• Phase reversal
• Pump mechanical seal leaking
• Pump over amping
• Receiver valves closed
• Remote Micro - Can't turn chiller on and off
• Short on Temperature Sensor
• Tank level switch intermittent trips
• Temperature Sensors - How to Test
• Unlocking the Remote Micro
• Upgrade to new remote micro
• Variable condenser fan speed control
• Water Cooled Condenser Design Flow Rate Issues
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Legacy Customer Interests

• Algae: The ultimate in renewable energy
• DotMed Industry Sector Reports - Legacy Chillers
• Global Warming - Newsweek 2007
• Hydrogen From Algae - Article posted by Legacy Chiller Systems
• National Geographic - Biofuels
• Power Surge Electrical Rate Increases In America - Businessweek August 2008
• Surviving Global Warming
• Video - Factory Tour
• WIND - The Power. The Promise. The Business.
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Legacy Economizer Systems

• Chiller Economizer Basics by Legacy Chillers
• Chiller Economizer Case Studies
• Chiller Economizer Introduction and Operation by Legacy Chillers
• Chiller Economizer Operation - Video Training
• Chiller Economizer Ready Chillers - By Legacy Chiller Systems
• Chiller Economizer System Training by Legacy Chiller Systems
• Chillers and Data Centers - Outside Air Economizers offered by Legacy Chiller Systems
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Legacy Press Releases

• First of a kind factory rebate program to help businesses located in US drought zones
• Laser Fusion - Legacy Chiller Systems Helps to Make Hollywood Dreams Reality
• Legacy Chiller Systems Introduces AuraCool Retrofit Economizer System
• New Opportunities in a Challenging World Webinar
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Network Gateway Support

• Networking - BacNet to Modbus Gateways
• Networking - LonWorks to Modbus Gateways
• Networking - Modbus Remote Connection to IDEC PLC

OEM - Service Bulletins

• Supplemental Service Bulletin - Technical Bulletin - GLF-GLI-OEM #1

Process Chiller Buyers Guide

• Process Chiller Buyers Guide - Air Cooled vs Water Cooled Process Chillers - By Legacy Chillers
• Process Chiller Buyers Guide - Chiller Controls and Their Importance - By Legacy Chiller Systems
• Process Chiller Buyers Guide - Common Process Chiller Configurations - By Legacy Chiller Systems
• Process Chiller Buyers Guide - Process Chillers Duty Cycle - By Legacy Chiller Systems
• Process Chiller Buyers Guide - Process Chillers Features Matter - By Legacy Chiller Systems
• Process Chiller Buyers Guide - Process Markets - By Legacy Chiller Systems
• Process Chiller Buyers Guide - What chiller manufacturers dont tell you - By Legacy Chiller Systems
• Video 1 - Process Chiller Buyers Guide Introduction - By Legacy Chiller Systems
• Video 2 - Process Chiller Buyers Guide - The Hot Gas Bypass System - By Legacy Chiller Systems
• Video 3 - Process Chiller Buyers Guide - The Suction Line Accumulator - By Legacy Chiller Systems
• Video 4 - Process Chiller Buyers Guide - The Liquid Line Solenoid - By Legacy Chiller Systems
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Technical Support - Controls

• Drawing - Chiller Networking - Dual Chiller Operation - EWON remote VPN access
• Drawing - Chiller Networking - EWON secure VPN remote chiller control
• Drawing - Chiller Networking - HMI webserver on building subnet
• Drawing - Chiller Networking - Remote wall mounted HMI configuration - Standalone
• Idec Controls Training - Video - Analog Card Status Lights
• Idec Controls Training - Video - AT1 Thermister Card - Checkout
• Idec Controls Training - Video - C1 Transducer - Card - Checkout
• Idec Controls Training - Video - Changing your PLC/HMI IP address
• Idec Controls Training - Video - Control Stack and indicator lights
• Idec Controls Training - Video - Correcting a mistake when setting your IP address
• Idec Controls Training - Video - Economizer feature introduction
• Idec Controls Training - Video - Reset control settings to factory defaults
• IOM Booklet Supplements
• Sales Bulletin - - Introduction of NEW control architecture for 2013
• Service Bulletin - IDEC Microprocessor Custom PLC/HMI IP Address Update Procedure - LEGACY BRAND
• Service Bulletin - Temperature Thermisters
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Technical Support - Service Bulletins

• Condenser Fan Motor Run Capacitor Failure
• PSG - Microprocessor "ERR" issues

Technical Support - Warranty Processing

• Warranty Claim Form