Model risk score
66.4/100
predictive maintenance model
Predicted RUL
18d
remaining useful life
Health index
40/100
telemetry-derived
Model confidence
92%
evidence density
Open snags (tail)
1
unscheduled, open
Aircraft status
Operational
1149 flt hrs · 14y old
✨ AI root-cause analysis
Generating AI analysis…
Predicted failure mode
Voltage-regulation instability — leading signals: bus voltage excursions.
See the Predictive model tab for the substantiating data points and the Maintenance & spare tab for history and the prescriptive action.
Health degradation & failure projection
Why — model risk drivers
Feature attribution — substantiating data points
| Risk driver | Weight | Severity | Contribution | Substantiating evidence |
|---|---|---|---|---|
| Failure imminence | 28% | 70% | 19.6 pts | ~18d to predicted failure |
| Health-index deficit | 30% | 60% | 18.0 pts | health 40/100 |
| Recent unscheduled snags | 12% | 100% | 12.0 pts | 6 unscheduled events on tail |
| Component criticality | 14% | 60% | 8.4 pts | Med |
| Spare exposure | 3% | 100% | 3.0 pts | 3 on hand, lead 60d |
| Airframe age | 5% | 56% | 2.8 pts | 14 yrs (inducted 2012) |
| Cumulative duty (flight hrs) | 8% | 32% | 2.6 pts | 1,149 flight hrs |
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Source: components · maintenance_events · aircraft · spares — model: gradient-weighted risk attribution · governed & traceable
Maintenance activity — SB-1058
This component — Generator Control Unit
| Date | Type | Severity | Status | Downtime |
|---|---|---|---|---|
| 2026-05-20 | Unscheduled | High | Open | 26.9h |
| 2026-03-15 | Unscheduled | Med | Closed | 17.9h |
| 2025-02-17 | Unscheduled | Med | Closed | 13.7h |
Full aircraft history
| Date | Component | Type | Sev | Status | DT |
|---|---|---|---|---|---|
| 2026-05-20 | Generator Control Unit | Unsch | High | Open | 26.9h |
| 2026-03-25 | Compressor Blade Set | Unsch | Med | Closed | 59.7h |
| 2026-03-15 | Generator Control Unit | Unsch | Med | Closed | 17.9h |
| 2025-10-26 | Wiring Harness Loom | Unsch | Med | Closed | 86.3h |
| 2025-09-14 | Hydraulic Pump Assembly | Sched | Med | Closed | 28.9h |
| 2025-03-23 | Ejection Seat Cartridge | Sched | Low | Closed | 19.2h |
| 2025-02-17 | Generator Control Unit | Unsch | Med | Closed | 13.7h |
| 2024-12-18 | Ejection Seat Cartridge | Unsch | Low | Closed | 87.7h |
Lead-time history
Stock on hand vs reorder
Required spare & prescriptive action
Required spare
Generator Control Unit
on hand 3 · reorder 6 · lead 60d ·
High
Stock is at/below reorder and lead time has risen to 60 days —
pre-position Generator Control Unit at AFS Prahar now to avoid an AOG when the component is pulled.
The same chain is visible fleet-wide on the diagnostic drill-down.
Monthly receipts & consumption
| Month | Lead time | On hand | Received | Consumed |
|---|---|---|---|---|
| 2025-07 | 39d | 11 | 5 | 4 |
| 2025-08 | 41d | 11 | 8 | 4 |
| 2025-09 | 45d | 12 | 3 | 2 |
| 2025-10 | 48d | 9 | 1 | 2 |
| 2025-11 | 47d | 10 | 2 | 4 |
| 2025-12 | 46d | 7 | 1 | 3 |
| 2026-01 | 49d | 9 | 1 | 3 |
| 2026-02 | 53d | 8 | 6 | 4 |
| 2026-03 | 55d | 5 | 7 | 3 |
| 2026-04 | 56d | 7 | 6 | 2 |
| 2026-05 | 58d | 6 | 7 | 4 |
| 2026-06 | 60d | 3 | 0 | 4 |
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Source: spares · spares_history · consumption · governed & traceable