Module activation
20 PDU 5 Failure — Highest P first · recovered on first procedure
Score distribution
Ranking at first decision (Highest P first)
| Hypothesis | P | T | P/T |
|---|---|---|---|
| 1. PDU 5 Failure ★ ▸ | 0.249 | 6 | 0.0416 |
| 2. PDU 4 Failure | 0.224 | 6 | 0.0374 |
| 3. Main Cabin Fan Failure | 0.140 | 3 | 0.0466 |
| 4. Excess Water Vapor Pressure in Cabin | 0.110 | 15 | 0.0073 |
| 5. TCCS Auxiliary Fan #2 Failure | 0.082 | 20 | 0.0041 |
| 6. Fuel Cell #1 and PDU Failure | 0.050 | 14 | 0.0036 |
| 7. TCCS Auxiliary Fan #1 Failure | 0.037 | 20 | 0.0019 |
| 8. TCCS Auxiliary Fan at Reduced Capacity | 0.027 | 4 | 0.0069 |
| 9. TCCS Filter Clog | 0.027 | 18 | 0.0015 |
| 10. Trace Contaminants | 0.027 | 20 | 0.0014 |
| 11. CDRA Failure | 0.017 | 15 | 0.0012 |
| 12. Reduced Main Cabin Fan #1 Capacity | 0.007 | 4 | 0.0019 |
| 13. Emergency O2 System Maintenance | 0.000 | 8 | 0.0000 |
| 14. Fuel Cell Degrade | 0.000 | 8 | 0.0000 |
| 15. Fuel Cell Failure | 0.000 | 8 | 0.0000 |
15 of 31 · ★ truth · ▸ attempted · highlight = first pick · P=0 if unscored at first decision
Sequence: PDU 5 Failure
TTR: 7.1 min · attempts 1 · wrong 0