TESTO Next-Gen 300 Instruction Manual page 6

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