15 Maintenance
102
15.10 Replace the probe module
Disconnect the flue gas probe from the measuring instrument.
Press the key on the top of the probe
handle and remove the probe module.
Fit new probe module and click into place.
15.11 Check/replace particle filter
Check particle filter
• Particle filters of the modular flue gas probe must be checked regularly for
contamination: check visually by looking through the window of the filter
chamber.
• If there is visible contamination or inadequate pump flow, replace the filter.
Replace particle filter
The filter chamber may contain condensate. This is not a malfunction
and will not cause incorrect readings.
Open filter chamber: turn slightly
anti-clockwise.