User Manual

7 Maintaining the product
65
Pos: 104 /TD/Produkt ins tand halten/testo 320 basi c/testo 320 basic Kompakte Abgassonde reini gen, TE wechsel, Partik elfilter @ 14\mod_1375 256927020_79.doc x @ 173742 @ 13333 @ 1
7.7. Compact flue gas probe
7.7.1. Cleaning the probe shaft
✓ Disconnect the flue gas probe from the measuring instrument.
1. Loosen and remove halfshell handles (1).
2. Turn the sealing cap (2) clockwise as far as it will go and
remove probe shaft.
3. Blow compressed air through the probe shaft.
4. Replace the probe shaft and lock the sealing cap (2) by tightening
it anti-clockwise (as far as it will go, observe markings).
5. Replace halfshell handles and secure with screws.
7.7.2. Replacing the thermocouple
✓ Disconnect the flue gas probe from the measuring instrument.