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TABLE OF CONTENTS
Introduction ...................................................................................................................................21
Safety Information ..........................................................................................................................22
Features .........................................................................................................................................23
Display ..........................................................................................................................................23
Buttons and Connector ..................................................................................................................24
How the Thermometer works ........................................................................................................25
Operating the Thermometer ...........................................................................................................25
Locating a Hot or Cold Spot ........................................................................................................... 25
Distance and Spot Size ..................................................................................................................26
Field of View .................................................................................................................................26
Emissivity .......................................................................................................................................27
Trigger Lock ...................................................................................................................................29
Switching ºC/ºF..............................................................................................................................29
HOLD ...........................................................................................................................................30
Typical Measurements ...................................................................................................................30
Testing Contactors (Starters) ...........................................................................................................30
Testing Enclosed Relays .................................................................................................................30
Testing Fuses and Buss Connections ..............................................................................................31
Testing Electrical Connections .......................................................................................................31
Scanning Walls for Air Leaks or Insulation Deciencies .................................................................32
Testing Bearings .............................................................................................................................32
Testing Belts and Sheaves ..............................................................................................................32
Checking Hydronic Radiant Heat Applications ..............................................................................33
Measuring Grille, Register, or Diffuser Discharge Temperature ......................................................33
Checking for Blockage in Air-To-Air Evaporators or Condensers .......................................... ...........33
Maintenance ..................................................................................................................................34
Changing the Battery......................................................................................................................34
Cleaning the Lens ..........................................................................................................................34
Cleaning the Housing ....................................................................................................................34
Troubleshooting .............................................................................................................................34
CE Certication ..............................................................................................................................34
ENGLISH