Module activation
24 TCCS Auxiliary Fan #1 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 #1 Failure ★ ▸ | 0.372 | 20 | 0.0186 |
| 2. TCCS Auxiliary Fan #2 Failure | 0.164 | 20 | 0.0082 |
| 3. TCCS Filter Clog | 0.123 | 18 | 0.0068 |
| 4. Trace Contaminants | 0.123 | 20 | 0.0061 |
| 5. PDU 5 Failure | 0.056 | 6 | 0.0093 |
| 6. Fuel Cell #1 and PDU Failure | 0.056 | 14 | 0.0040 |
| 7. PDU 4 Failure | 0.048 | 6 | 0.0081 |
| 8. Reduced Main Cabin Fan #1 Capacity | 0.030 | 4 | 0.0074 |
| 9. TCCS Auxiliary Fan at Reduced Capacity | 0.030 | 4 | 0.0074 |
| 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 #1 Failure
TTR: 21.1 min · attempts 1 · wrong 0