# SDR SWIA2026071176617

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2026
- Submitted: July 14, 2026
- Operation: Air carrier
- Aircraft: [N606SK](https://openairdocs.org/aircraft/N606SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10250
- Aircraft time: 44,999 hours, 34,076 cycles
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Gcu
- Condition: Failed
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA2026071176617

## Discrepancy

AFTER RECEIVING GEN 1 OFF, RECEIVED A FWD SMOKE CARGO. SMOKE WARNING WENT AWAY AFTER ABOUT 2 MINS. CHKD W FLT ATTS & NO SMOKE OR ODOR IN CABIN. RETURNED TO SHV. AFTER LANDING, COULD SMELL AN ELECT BURNING ODOR & BLEW FWD CARGO HALON BOTTLES. SMOKE WARNING CAME ON ABOUT THIS TIME. FLT 6511. TROUBLESHOT GEN 1 OFF & FWD CARGO SMOKE WARNING EVENT IAW STEPS IN FIM 21-22-00, SMOKE/ABNORMAL ODOR IN PAX CABIN. WHILE OPENING FWD AVIONICS BAY, IMMEDIATE ODOR OF ELECT BURNING NOTICED. DURING INSP OF OF GCUS, FOUND GCU 1 TO BE BLACKENED & BURNED.   R & R GCU 1,  R & R  IDG 1, R & R OF LRD CARGO FIRE BOTTLE.  R & R HRD CARGO BOTTLE,  R & R ACPC ASSY. NO GEN 1 OFF, OR FWD CARGO SMOKE MESSAGES POSTED & NO BURNING ODORS.

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