# SDR 9613716601

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N601US
- Make and model: Boeing 747151
- Aircraft serial: 19778
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Overheat Wire
- Condition: Failed
- Location: Nr 3 Hyd Bay
- Stage of operation: CL
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9613716601

## Discrepancy

DURING CLIMB, THE NR 3 HYDRAULIC SYSTEM OVERHEAT LIGHT ILLUMINATED.  FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES AND LIGHT REMAINED ILLUMINATED.  AIRCRAFT RETURNED TO NRT AND LANDED WITHOUT INCIDENT.  REPAIRED WIRE FOR OVERHEAT INDICATION IN THE NR 3 HYDRAULIC BAY, OPERATIONAL CHECK GOOD.

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