Fluke 561 user manual HVACPro

Page 4

561 HVACPro
Users Manual
Measuring Grille, Register, or Diffuser Discharge Temperature	15
Verifying Thermostat/Room Sensor Accuracy	15
Checking for Blockage in Air-To-Air Evaporators or Condensers	15
Checking Superheat on Fixed Restrictor or Capillary Tube
Equipped Evaporators	16
Checking Subcooling on Air-To-Air Systems With Expansion
Valve Equipped Evaporators	16
Maintenance	17
Changing the Battery	17
Cleaning the Lens	17
Cleaning the Housing	17
Troubleshooting	17
CE Certification	17
Specifications	18

ii

Image 4

Contents HVACPro Limited Warranty and Limitation of Liability Table of Contents HVACPro Introduction Contacting FlukeSafety Information WWarningFeatures FeaturesWhen the battery is low, B appears on the display DisplayButtons and Connector Buttons and ConnectorHow the Thermometer Works Operating the ThermometerLocating a Hot or Cold Spot Distance and Spot SizeField of View Operating the ThermometerEmissivity Switching Between C and F Using the Contact Temperature Probe XWWarningMeasuring Dewpoint Temperature Typical MeasurementsTypical Measurements Testing Insulated Return DuctsScanning Walls for Air Leaks or Insulation Deficiencies Testing Contactors Starters Testing Enclosed RelaysTesting Fuses and Buss Connections Testing Electrical ConnectionsTesting Belts and Sheaves Testing BearingsChecking Hydronic Radiant Heat Applications Testing Water Heater Insulation Testing Radiant Heat ApplicationsTesting Steam Traps Verifying Thermostat/Room Sensor Accuracy Superheat is a critical temperature Maintenance TroubleshootingMaintenance CE CertificationSpecifications Infrared