Advanced Cooling Health
Advanced Cooling Health

The Automatic Cooling Health (ACH) Test automates a repeatable and standard load  testing process to help identify defects in the cooling system.


  • Minimizes hot engine road failures
  • Quicker testing and troubleshooting, minimizing cycle time and related labor and fuel consumption


  • Automated and Standardized incident with data capture from locomotive control
  • 10 new Incident SUB IDS help identify root cause of cooling system issue
  • Updated Fault Analysis Manual (FAM) to help solve root cause


  • AC CCA based locomotives
  • Tier 2 and 3 Engines
  • Tier 4, DC and FDL/GEVO platforms (upon request)
  • Power PC and SCIO based Control System Only

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Reduced cycle time, labor & fuel during self load testing

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Advanced Cooling Health