# SDR CALA2026060116668

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2026
- Submitted: June 1, 2026
- Operation: Air carrier
- Aircraft: [N76515](https://openairdocs.org/aircraft/N76515), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31623
- Aircraft time: 55,664 hours, 20,314 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Faulted
- Location: Zone 200
- 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/CALA2026060116668

## Discrepancy

IDT INSPECTION REQUIRED.REMOVED EMERGENCY LIGHT OVERHEAD INSIDE PASSENGER COMPARTMENT ABOVE ROWS 20-21 FOR SHEETMETAL ACCESS RESEARCHED ASSIGNMENT,  EMERGENCY LIGHTS ARE NO LONGER IDT INSPECTION, NEED INSPECTION TO CONCUR AND REMOVE IDT. ITEM IS NOT AN IDT TRANSACTION , ENTERED IN ERROR INSTALLED EMERGENCY POWER PACKS M1674 & M1675. REPLACED 3 EACH BATTERIES, M1675, M1676, M1671. ACCOMPLISHED EMERGENCY LIGHTS OPS CHECK. CHECK NORMAL. REF AMM 33-51-00-710-801, AMM 33-51-06-960-805. VERIFIED INSTALLATION OF LIGHTS AND BATTERY OPS CHK GOOD REF AMM 33-51-00-710-801, AMM 33-51-06-960-805.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.