# SDR UALA2012020700746

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2012
- Submitted: March 12, 2012
- Operation: Air carrier
- Aircraft: [N215UA](https://openairdocs.org/aircraft/N215UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30221
- Aircraft time: 41,763 hours, 8,979 cycles
- Engine: Pwa PW4077
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Overheat Loop
- Condition: Dirty
- Location: L2
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012020700746

## Discrepancy

OVERHEAT CIRCUIT LS STATUS MESSAGE.  MAINT TEXT: OVERHEAT CIRCUIT L2 STATUS MESSAGE.  DEFERRED PER MEL2611K. RANG OUT WIRING, HAND OVER HAND CKS GOOD.  INITIAL READINGS FROM CONN D71002P WAS 184 OHMS , SYS "A" WAS 16.3 OHMS.  DISCONNECTED ALL LOOPS RANG LOOPS LOOP 26004 4.2OHMS, M26005 5.0OHMS AND LOOP M26006 8OHMS.  CLEANED LOOP TERMINALS, ACTIVATED SYS, READINGS AT D71002P 16.2OHMS.

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