# SDR GTIA96NK173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N969ML
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47268
- System (JASC): [4980 · APU Exhaust System](https://openairdocs.org/jasc/4980)
- Part: Exhaust Duct
- Part number: 5915793107
- Condition: Cracked
- Location: Apu
- Stage of operation: NR
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA96NK173

## Discrepancy

TAIL COMPARTMENT TEMP HIGH LIGHT ILLUMINATES WITHIN 3-5 MINUTES AFTER PUTTING APU AIR ON.  LIGHT GOES OUT 30-60 SEC AFTER TURNING APU AIR OFF.  CLEANED TAIL TEMP SENSOR, NO HELP.  DEFERRED APU PER MEL 49-1 CAT C.  LOG PAGE 5218 - REMOVED AND REPLACED APU EXHAUST DUCT.  (M)

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