# SDR DLM88001353

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2000
- Submitted: July 24, 2000
- Operation: Air carrier
- Aircraft: [N979DL](https://openairdocs.org/aircraft/N979DL), registered now
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53266
- Aircraft time: 26,508 hours, 20,798 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Condition: Cracked
- Location: Tail
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88001353

## Discrepancy

ON CLIMBOUT THUR 1200 FT, TAIL COMPARTMENT TEMP HI LIGHT CAME ON EVEN WITH BOTH A/C SUPPLY SWITCHES IN HP BLEED OFF.  LIGHT ILLUMINATES WHEN CLIMB THRUST APPLIED.  FOUND A/C WATER SEPARATOR TO CHECK VALVE DUCT CRACKED.  REMOVED DUCT WELDED CRACK PER ERA 377908-14, INSTALLED DUCT, LEAK CKS OK.  REPLACED RIGHT AND LEFT COMPARTMENT HI TEMP SENSORS, RAN ENGINES, SYS OPS CHECKS OK.

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