TESTO 325M - Page 5

Contents
8. Maintenance ..................................................23
8.1 Changing rechargeable batteries/batteries ................23
8.2 Emptying the condensate trap ..................................23
8.3 Changing the filter ......................................................24
8.4 Cleaning the analyser ................................................24
8.5 Cleaning the flue gas probe ......................................24
8.6 Changing the thermocouple ......................................25
8.7 Cleaning the flue gas pump ......................................25
8.8 Changing the measuring cells....................................26
9. Troubleshooting ..............................................29
10. Technical data ................................................31
10.1 Measuring ranges and accuracies ............................31
10.2 Other instrument data ................................................32
10.3 Calculation fundamentals ..........................................32
10.4 Calculation formulae ..................................................33
11. Accessories / Spare parts................................34
Short instructions............................................35
5