11/08/21 - Reported Nitrogen gas low (600psi)

15/11/21 Gas installed

Old CO cylinder  : 4494
New CO cylinder : D611733, psi 2800

Engineers report : see Urban Observatory Github :

https://github.com/urbanobservatory/deployments/blob/master/Precision%20Station%20Reports/CRADLEWELL/MB15112021_Newcastle%20Uni_Cradlewell_Service.xlsx