# SDR DHL2003746003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2003
- Submitted: March 13, 2003
- Operation: Air carrier
- Aircraft: N746DH
- Make and model: Boeing 727224
- Aircraft serial: 22252
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Condition: Will Not Test
- Location: Apu
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2003746003

## Discrepancy

APU FIRE TEST INOPERATIVE.  TRANSFERRED TO DMI 12262 MEL 26-11 CAT-C.  PLACARD INSTALLED.  IN REF TO DMI 12262.  APU FIRE TEST INOPERATIVE.  REMOVED AND REPLACED APU FIRE TEST RELAY.  NO HELP, DMI 12262 REMAINS OPEN.

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