HVACPro | Fluke 561 guide

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

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Fluke 561 user manual HVACPro

Contents

HVACPro Limited Warranty and Limitation of Liability Table of Contents HVACPro Introduction Contacting Fluke Safety Information WWarning Features Features When the battery is low, B appears on the display Display Buttons and Connector Buttons and Connector How the Thermometer Works Operating the ThermometerLocating a Hot or Cold Spot Distance and Spot Size Field of View Operating the ThermometerEmissivity Switching Between C and F Using the Contact Temperature Probe XWWarning Measuring Dewpoint Temperature Typical Measurements Typical Measurements Testing Insulated Return DuctsScanning Walls for Air Leaks or Insulation Deficiencies Testing Contactors Starters Testing Enclosed RelaysTesting Fuses and Buss Connections Testing Electrical Connections Testing 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 Certification Specifications Infrared