There were found nonconformities for air emission control and monitoring as following
1. Wet scrubber from paint spray booth and dust collector were used to treated air emission from process, There was found the operating criteria were not clearly such as pH, level for wet scrubber and difference pressure , air flow rate for exhaust and dust collector
2. The stack monitoring were not cover some air emission source such as paint spray booth ( 6 points), however action plan will be on the end of 2014Y
However, overall operational control from site tour audit were acceptable, filter, machine were inspect everyday and record