TESTO Next-Gen 300 - Page 6

Contents
10.1 Service ................................................................................................. 81
10.2 Calibration ........................................................................................... 81
10.3 Check instrument status ...................................................................... 81
10.3.1 Sensor diagnosis ................................................................................. 81
10.3.2 Error list ............................................................................................... 81
10.4 Clean the measuring instrument .......................................................... 81
10.5 Drain condensate container ................................................................. 82
10.6 Open the measuring instrument........................................................... 83
10.7 Replace sensors .................................................................................. 85
10.7.1 Replace O2 sensor .............................................................................. 86
10.7.2 Change CO, CO H2 and NO sensor .................................................... 87
10.8 Clean modular flue gas probe .............................................................. 87
10.9 Replace the probe module ................................................................... 89
10.10 Check/replace particle filter ................................................................. 89
10.11 Replace thermocouple ......................................................................... 89
11 Technical data .................................................................................... 91
12 Contact and support .......................................................................... 94