# SDR ASMF200503024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2005
- Submitted: April 1, 2005
- Operation: Air carrier
- Aircraft: [N945AS](https://openairdocs.org/aircraft/N945AS), registered now
- Make and model: Doug MD 83
- Registry model: [Doug MD 83](https://openairdocs.org/model/mcdonnell-douglas-md-83) (OpenAirDocs)
- Aircraft serial: 49643
- Aircraft time: 52,156 hours, 29,874 cycles
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Apu
- Condition: Malfunctioned
- Stage of operation: TX
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF200503024

## Discrepancy

AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF AFTER PUSH BACK, THE RIGHT ENGINE HAD A HOT STARTING PROMOTED BY LOW PRESS FORM THE APU. ENGINES WERE STARTED WITH A GPU AND APU WAS DEFERRED IAW MEL 49-1-2. DURING OVERNIGHT SERVICE, APU WAS TESTED IN BOTH MODES IAW MM 49-00-00, ALL CORRECT.  DEFERRED REPORT WAS CLOSED.

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