Instrument Diagnosis; E.6 Instrument Diagnosis - TESTO 335 Instruction Manual

E.6 Instrument diagnosis

Important operating values and instrument data are displayed. A gas path check can be
carried out. The status of the measuring cells and any device errors not yet rectified can
be displayed.
Calling up the function:
Inst' diagnosis
-o o r-
.
Performing a gas path check:
1
Gas path check
2 Place the black sealing cap on the tip of the flue gas probe.
- The pump flow is displayed. If the flow rate ≤0.02 l/min, the gas paths are not leak-
ing.
3 End the check:
Viewing device errors:
Error diagnosis
- Unrectified errors are displayed.
View next/previous error:
Viewing the sensor diagnosis:
1
Sensor check
- Possibly: Gas zeroing (30 s).
2 Select the measuring cell:
- The status of the measuring cell is displayed.
.
.
OK
.
OK
.
OK
,
.
OK
, .
.
E. Operation
E.6 Instrument diagnosis
27