# SDR DALA2017062604970

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2017
- Submitted: June 26, 2017
- Operation: Air carrier
- Aircraft: N984DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53311
- Aircraft time: 67,676 hours, 48,509 cycles
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Wire
- Condition: Damaged
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2017062604970

## Discrepancy

ACFT DIVERTED,  DURING CLIMB OUT, PASSING THROUGH 26K,  A STRONG ACRID ODOR BECAME APPARENT IN THE COCKPIT. FLIGHT ATTENDANTS REPORTED SAME ODOR IN CABIN. BEGAN DESCENT DIVERSION.  AFTER APPROXIMATELY 1-1.5 MINUTES BOTH OIL TEMP HIGH LIGHTS ILLUMINATED. THROTTLES WERE AT IDLE. PERFORMED QRH PROCEDURES AND LIGHTS EXTINGUISHED AND ODOR DISSIPATED. UNEVENTFUL LANDING.  MAINTENANCE PERFORMED WC2120-2367 AND 2120-2368,  FOUND CHAFED & BARE WIRE P70A10 FOR BUSS OUT,   EMERGENCY LIGHT DC & AC TO CIRCUIT BREAKER C19 AND C21 WITH BROKEN STRANDS AND BURN MARKS. THE WIRE WAS REPLACED IAW WSPM 20-20-10. THE AIRCRAFT WAS RETURNED TO SERVICE.

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