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Click Here !Air Compliance Testing, Inc.
"CEMS Maintenance Service"
Wednesday, March 16, 2005 at 15:32:44, Cleveland, OH

Air Compliance Testing offers complete, turnkey Continuous Emission Monitoring System (CEMS) Maintenance Services to help you satisfy CEMS and Continuous Opacity Monitoring System (COMS) QA/QC Manual requirements.

The Air Compliance Testing team of professionals includes staff specializing in CEMS work. They have worked on over 100 CEMS-related projects. Our extensive field experience performing Relative Accuracy Test Audits (RATA) provides the insight necessary to understand the complexities associated with these sometimes cantankerous systems.

Following is a sample of what our CEMS Preventative Maintenance Program can include on a monthly, quarterly, and annual basis. This list is not all-inclusive:

Monthly Preventative Maintenance

  • Clean, replace or change system filters.
  • Check:
    - CEMS calibration and leak check system
    - Instrument panels and Data Acquisition System (DAS) for alarms
    - Instrument sample flow rates
    - Sample back-purge system operation
    - Probe temperatures, pressures and vacuums
    - Sample lines and connections clean/repair as necessary
    - Service CEMS instruments according to the manufacturer's instructions
    - Record the pressures of all gas cylinders
    - Evaluate daily calibration trends
    - Initiate corrective for any malfunctions identified
    - Replace daily calibration gas cylinder and reprogram computer for correct concentration
    - Conduct on-stack maintenance of CEMS monitors/probes according to the manufacturer's instructions, and recalibrate   CEMS monitors

Quarterly Preventative Maintenance and CGA Service
Complete all the monthly tasks, plus:

  • Leak Check on the flow monitor system
  • Linearity check on the instruments
  • Cylinder Gas Audit (CGA)
  • Clean lenses
  • Insert upscale filter
  • Check optical alignment

Annual Preventative Maintenance and Testing
Annually, we perform all the monthly and quarterly tasks, plus:

  • Check for agreement between the front panel meters and the DAS readings
  • Check system response time
  • Perform leak checks on the concentration sample system
  • Perform Annual RATA
  • Calculate and record the averaging period
  • Verify operational test period and zero and upscale drift error

Please contact us at 800-372-2471 to request a proposal designed to meet your specific CEMS/COMS requirements.

Contact: Louise Barton

Phone: 800-372-2471


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