# SDR ASAA2014061008147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2014
- Submitted: June 16, 2014
- Operation: Air carrier
- Aircraft: [N419AS](https://openairdocs.org/aircraft/N419AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41734
- Aircraft time: 4,860 hours, 1,545 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Indicator
- Condition: False Indication
- Location: Apu Oil Filter
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014061008147

## Discrepancy

APU AMBER FAULT LIGHT ILLUMINATED ON GROUND. ACFT GROUNDED.  PERFORMED APU BITE PROCEDURE, SHOWED CODE 49-94299 STARTER GENERATOR OIL FILTER SHOWS CLOGGED.   CHANGED START/GEN OIL FILTER IAW FIM TASK 49-60, TASK 801.   INSPECTED OLD FILTER & FOUND NO CONTAMINANTS IAW AMM 49-91-12.  REPLACED START/GEN OIL FILTER INDICATOR WITH NEW IAW AMM 49-91-13.  APU OPERATED AND VERIFIED FAULT CLEARED.

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