PWC-PWCT80S-WATERCOOLED-Capacity table
The attached file contains a chiller capacity table for the PWC-PWCT80S-WATERCOOLED chiller system. CAPACITIES SUBJECT TO CHANGE WITHOUT NOTICE PWC-PWCT80S-WATERCOOLED

PWC-PWCT90S-WATERCOOLED-Capacity table
The attached file contains a chiller capacity table for the PWC-PWCT90S-WATERCOOLED chiller system. CAPACITIES SUBJECT TO CHANGE WITHOUT NOTICE PWC-PWCT90S-WATERCOOLED

PWC-PWCT96D-WATERCOOLED-Capacity table
The attached file contains a chiller capacity table for thePWC-PWCT96D-WATERCOOLED chiller system. CAPACITIES SUBJECT TO CHANGE WITHOUT NOTICE The attached file contains a...

Receiver valves closed
Chiller compressor starts and runs, then shuts off after a few minutes of running. Microprocessor controller indicates Low-pressure safety trip. Refrigeration suction pressure is...

Refrigerant Color Codes and Oil Uses
Legacy Chiller Systems - Information on common chiller refrigerant color codes and refrigeration oils.

Refrigeration Engineering Quick Reference Guide
The download Refrigeration Engineering Quick Referance guide includes:

1. Thermodynamics laws.

2. Thermodynamics terms

3. Carrying capacity if r...

Remote chiller and system pump Start Stop
We have provided a PDF download file that describes how to use commonly available parts to remotely start and stop your Legacy Chillers system pump as well as the entire...

Remote Micro - Can't turn chiller on and off
Using remote micro processor user can't turn chiller on and off. Remote micro processor is in review mode. Press and hold the PUMP and UP buttons at the same time for 3-5 seconds....

RSES Journal - August 2006 -How to stay current with electrical know how
How to stay current with electrical know how. The attached article provides excellent information on basic electrical diagnostics

RSES Journal - August 2006 -Understanding the TXV
The attached article provides excellent information on basic TXV operation.

RSES Journal - Diagnostics using a pressure-temperature chart (P-T)
Manufactures of refrigerants, controls and other suppliers distribute hundreds of thousands of pressure-temperature (P-T) charts to the trades ever year. It would be rare to find...

RSES Journal - March 2006 - Refrigerant Blends - P-T Charts and Troubleshooting
Refrigerant Blends - P-T Charts and Troubleshooting

RSES Journal June 2007 - EPA and Greenhouse Gases Regulations
R-134A, R404A, R507 and R410A and HFC-base fire suppressants will likely fall under stricter regulations because of their global warming potential.

Running a chiller on generator power
Running a chiller on generator power can be problematic and is not recommended as a general rule.

In a commercial/industrial environment, end users tend to hook up mult...

Short on Temperature Sensor
What happens is if there is a short internally on the temperature sensor from the +3.5v to ground, this will cause the Controller's power supply to be pulled down, which inturn...

Solutions for fixing common TEV problems
When responding to a refrigeration service call, the refrigeration technician immediately plays "problem percentages" upon arrival. Most refrigeration equipment breakdowns are...

Sporlan - Using a T-P chart as a troubleshooting tool
Manufacturers of refrigerants, controls, and other suppliers distribute hundreds of thousands of pressure-temperature charts to the trade every year. It would be rare indeed to...

Supplemental Service Bulletin - Technical Bulletin - GLF-GLI-OEM #1
This Supplemental Service Bulletin has been published to address startup and commissioning tasks specific to Greenline Fabrications (GLF) and Greenline Industries (GLI) custom OEM...

Surviving Global Warming
It's too late to stop global warming. Now we have to figure out how to survive it. ~ A Newsweek article by Sharon Begley ~

Tank level switch intermittent trips
On chillers equipped with a tank level indicator the level switch intermittently indicates tank low when the tank is full or near full. Pump cavitation can cause excessive air...