# SDR SWAA2026081870670

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2026
- Submitted: August 19, 2026
- Operation: Air carrier
- Aircraft: [N8316H](https://openairdocs.org/aircraft/N8316H), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36684
- Aircraft time: 46,214 hours, 22,062 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Condition: Faulted
- Location: Hyd Sys
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026081870670

## Discrepancy

ON ARRIVAL A SYSTEM HYD LIGHT ILLUMINATED WITH FLUID AT 10%. PRESSURE WAS NORMAL. ON LANDING A SYSTEM HYD PRESSURE AND QUANTITY WENT TO ZERO WHEN WE TAXIED CLEAR. ELECTRIC HYD LIGHT THEN ILLUMINATED "A" HYDRAULIC SYSTEM FLUID LEAK R&R #1 ENGINE HYDRAULIC PUMP AND CASE DRAIN FILTER AMM 29-11-11 AND 29-11-51 CASE DRAIN. R&R A SYSTEM ELECTRIC PUMP PER AMM 29-11-21 AND CASE DRAIN FILTER AMM 29-11-41. R&R A SYSTEM ELECTRIC PUMP ACOUSTIC FILTER PER AMM 29-11-27 INSPECTED RETURN MODULE FILTER AND CASE DRAIN FILTERS . NO DEBRIS FOUND OPS CHECK SYSTEM NO LEAKS NOTED

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