Contractor's Tool Box (Refrigeration)
Super Heat Table
Data Required to Properly Size a Cooler or Freezer and the Refrigeration System [PDF]
Refrigerant Changeover Guidelines HCFC R-22 to HFC R-422A/D for Medium and Low Termperature Applications [PDF]
R-22 Update Planning Now for Changes in Refrigeration & Air Conditioning [PDF]
Replacement Motor Cross Reference
Using a Pressure and Temperature Card as a Service Tool [PDF]
Trouble Shooting Service Tips from Sporlan [PDF]