Processing Record for this file:
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Loading 10/1 - 11/1/2014
Data loaded directly from DMF

Processed CO data normally.  
Ambient CO data appear normal and acceptable.  

Standard additions show minimal variation over the month

2014-08-13 18:13, 2014-08-13 18:51 As described in DQR 141010.1 the temperature sensor and hard drive (with updated control and aquisition as provided by the vendor) were installed by the Mentor during a site visit.  2014-08-15 11:00, 2014-10-02 12:00 The instrument worked well until this time, when there were clear perturbances in all three output signals.  The vendor was able to remotely log into the system in October and fix the problem.  The data in this period are suspect.

2014-10-05 19:04, 2014-10-07 13:11 DQR D141010.6 Operator mistakenly installed impermeable blue filter separator instead of white filter during a routine change.  Mentor observed pressure drop and notified Operator.  Operator referenced to SOP guide to filter changes.