
22Mar2015
Power supply down. Disconnected 12V power to oxygen probe heaters and CO2 sensors to run the remaining sensors from battery.

16Apr2015 13h30
Reconnected 12V power to heaters oxygen probes
Reconnected 12V power to Vaisala CO2 probes

10May2015
Sealed topends CO2 and O2 sensors properly.
CO2 sensors did not function properly (all reading around 1 percent). Opening he logger case brought them back to normwl suggesting it is humudity related. Make sure to place and renew dessicant regularly.

16May2015
Installed new 12VDC fan in AMR box blowing reversed