Chiller Phase Reversal - Poor Cooling and Pumping performance
Scroll compressor running but is loud with poor cooling and pumping performance. At startup: This condition commonly occurs at startup. When the chiller is run tested at the...

Chiller Problem - Microprocessor Pressure Transducer Error
Microprocessor shows an “Err” on the top screen and a pressure transducer error code on the bottom screen. Pressure transducer errors include:

"tL1" for compress...

Chiller Problems - HTA alarm on chiller startup
Upon start up, (HTA) hi temp alarm received on micro At the time initial startup, the microprocessor compares the process fluid temperature against the high temp alarm (HTA) set...

Chiller Problems - Microprocessor Low Flow error
Low flow error message on microprocessor controller. Compressor will not run. Micro-Processor "Low Flo" faults can be caused by:

1. Evaporator flow issues relate...

Chiller Problems - Microprocessor Low Pressure error
Low pressure (Lo1 or lo2) error message on microprocessor controller. After power up and compressor start, compressor stops before reaching the SP1 or SP2 set point and the...

Chiller Problems - Water Heating Up
When microprocessor set point (SP1,SP2) is set below 45F, the chiller runs constant and appears to be heating water rather than cooling. Gylcol freeze protection may have been...

Chiller Quote Wizard Video - How to register
Watch video on how the Chiller Quote Wizard registration process.

Chiller Quote Wizard Video - Project Data Entry
Watch video on how to select enter data into the Legacy Chiller Quote Wizard project page.

Chiller Quote Wizard Video - Select Air-Cooled or Water-Cooled Chillers
Watch video on how to select from a air cooled chiller or a water cooled chiller.

Chiller Quote Wizard Video - Select Chiller Capacity
Watch video on how the Chiller Quote Wizard helps you select chiller capacity.

Chiller Quote Wizard Video - Select chiller options
Watch video on how the Chiller Quote Wizard helps you select chiller options

Chiller Quote Wizard Video - Select Chiller Thermal Storage
Watch video on how to determine if a chiller tank is needed.

Chiller Quote Wizard Video - Select Package Chiller or Split Chiller
Watch video on how to select from a package chiller or split chiller condenser.

Chiller Quote Wizard Video - Specialty Chillers for OEM
Watch video on how to select from a Legacy Chillers list of specialty OEM air cooled chillers and water cooled chillers.

Chiller Quote Wizard Video - User Desktop By Legacy Chiller Systems
Watch video on how the Chiller Quote Wizard - User desktop.

Chiller Quote Wizard Video - View Final Quote
Watch video final Quote Wizard chiller quote view works.

Chiller System Design and use of SystemSyzer software by Legacy Chiller Systems
Webinar recorded 7-15-2008 covering basic chiller system design and use of the Legacy SystemSyzer XL based software program. Presented by Legacy Chiller Systems.

Chiller System Microprocessor Error Codes
Effective 1-1-2006 an update was performed on the Legacy microprocessor controller that provides diagnostic information should a temperature or pressure sensor fail. Error codes...

Chiller System Microprocessor Programming
Need to review or update the programming of chillers microprocessor controller When adding glycol to the chiller loop or in some instances during startup or service review or...

Chiller System Problem - Microprocessor 999 error code
Chiller microprocessor controller shows a “999” error code. In some cases the chillers compressor(s) may remain running below the desired set point. A high voltage...