Maintenance Schedule

Base unit

Note
Version HC
Clean air conditioner grilles, pump room ventilation inlet, and sample fan outlet 1x Month Howto check/brush over each visit
Unmounting and cleaning the complete air conditioner 1x year Howto depending on the air quality on site
Version 2D, 4D, PM
Clean air conditioner grilles 1x Month Howto check/brush over each visit
All Versions
Sample Filter ø47mm 1-4x month Howto depending on the air quality on site, it never should become completely black
Exdented life Filter 1-4x year Howto depending on the air quality on site, at least once a year
Exchange zero air adsorbants and DFU filter 4x Year Howto depending on the air quality on site
Rebuild Pump (new K model) 1x Year Howto
Rebuild Pump (old model) 1x Year Howto
Sampling system & head cleaning 1x Year Howto

NOx Module

All Versions Note
Zero/Span Calibration and Converter efficiency test 1-4x year Howto depending on your country regulation, but at least once a year
Version API Bench
Clean reaction cell window 1x year Howto
Exchange sintered filters and o-rings 1x year Howto
Exchange 1 DFU filter 1x year Howto
Version Thermo Bench
Clean reaction cell window Howto When sensitivity is decreasing
Exchange 1 DFU filter 1x year Howto

 SO2 Module

All Versions Note
Zero/Span Calibration 1-4x year Howto depending on your country regulation, but at least once a year
Version API Bench
SOx Scrubber 1x year Howto Only with option H2S
Version Thermo Bench
SOx Scrubber 1x year Howto Only with option H2S

CO Module

All Versions Note
Zero/Span Calibration 1-4x year Howto depending on your country regulation, but at least once a year
Version API benches
Exchange 1 DFU filter 1x year Howto
Version Thermo benches
Exchange 1 DFU filter 1x year Howto

O3 Module

All Versions Note
Zero/Span Calibration 1-4x year Howto depending on your country regulation, but at least once a year
Version API benches
Exchange ozone scrubber typically every 4 years Howto depending on the air quality on site, change if sensitivity is decreasing
Version Thermo benches
Exchange ozone scrubber typically every 4 years Howto depending on the air quality on site, change if sensitivity is decreasing

BTEX Module

All Versions Note
Zero/Span Calibration 1-4x year Howto depending on your country regulation, but at least once a year
Exchange zero air filter 1x year Howto
Exchange PID Lamp 1x year Howto change once a year or if sensitivity is decreasing

multiPM Module

All Versions Note
Exchange DFU filter 1x year Howto depending on the air quality on site, but at least once a year
Sampling system & head cleaning 1x year Howto depending on the air quality on site