Module activation
25 TCCS Auxiliary Fan #2 Failure — Highest P first · recovered on first procedure
Score distribution
Ranking at first decision (Highest P first)
| Hypothesis | P | T | P/T |
|---|---|---|---|
| 1. TCCS Auxiliary Fan #2 Failure ★ ▸ | 0.288 | 20 | 0.0144 |
| 2. TCCS Auxiliary Fan #1 Failure | 0.127 | 20 | 0.0063 |
| 3. TCCS Auxiliary Fan at Reduced Capacity | 0.095 | 4 | 0.0238 |
| 4. PDU 5 Failure | 0.095 | 6 | 0.0159 |
| 5. Fuel Cell #1 and PDU Failure | 0.095 | 14 | 0.0068 |
| 6. TCCS Filter Clog | 0.095 | 18 | 0.0053 |
| 7. Trace Contaminants | 0.095 | 20 | 0.0048 |
| 8. PDU 4 Failure | 0.086 | 6 | 0.0144 |
| 9. Reduced Main Cabin Fan #1 Capacity | 0.023 | 4 | 0.0058 |
| 10. Main Cabin Fan Failure | 0.000 | 3 | 0.0000 |
| 11. Emergency O2 System Maintenance | 0.000 | 8 | 0.0000 |
| 12. Fuel Cell Degrade | 0.000 | 8 | 0.0000 |
| 13. Fuel Cell Failure | 0.000 | 8 | 0.0000 |
| 14. CDRA LiOH Canister Saturation | 0.000 | 12 | 0.0000 |
| 15. Loss of Pressure | 0.000 | 12 | 0.0000 |
15 of 31 · ★ truth · ▸ attempted · highlight = first pick · P=0 if unscored at first decision
Sequence: TCCS Auxiliary Fan #2 Failure
TTR: 21.1 min · attempts 1 · wrong 0