Meier Supply Company, Inc.                                                                        HVACR Specialists
 
 

Meier Supply Co., Technical Tips to help our customers!
 
 


Technical Tips
 ECM Motors - Troubleshooting and Replacing

  Wire Products - Thermostat wire information

 DuPont Refrigerants Replacement Guide

 Set Minimum Position of Outdoor Air for an Economizer

 Need-to-Know Facts for POE Lubricants
The R-22 Refrigerant Issue

 Coil corrosion question

 Diagnosing ECM Motors
 Posted with permission from Contracting Business, Nov. 2006 issue

A Guide to Parallel Compressor System Oil Management

Troubleshooting mold on registers

Combustion problems

Expansion Valves – An Asset to Your Refrigeration System

Hermetic Compressor Burnouts

HVAC&R Definitions

Pumpdown Systems

Refrigerant Distributors

Refrigeration Formulas

RHVAC Tools - This web site is a great source of technical information!

Temperature and Pressure Chart