| Acronym | Meaning |
| RMS | Root-mean-square |
| AIPF | Anti-ice Valve Position Failure |
| VSI | Vertical Speed Indicator |
| NAEC | Naval Aviation Engineering Center (lakehurst) |
| NAC | Naval Administrative Command |
| CAD | Consolidated Acquistion Directive |
| FDIGBL | Fault Diagnostics, Channel B Left Engine |
| JSIL | Jvx System Integration Laboratory |
| DFAS | Defense Finance & Accounting Service |
| AIVPR | Anti-ice Valve Position Right Engine |