# SDR KCSA2014101810

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2014
- Submitted: October 22, 2014
- Operation: Air carrier
- Aircraft: [N795CK](https://openairdocs.org/aircraft/N795CK), registered now
- Make and model: Boeing 747251B
- Aircraft serial: 23111
- Aircraft time: 96,037 hours, 14,931 cycles
- Engine: Pwa JT9D7R4G2
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Nr 4
- Stage of operation: CL
- How discovered: O
- Nature of condition: G, J
- Precautionary procedure: J, E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA2014101810

## Discrepancy

AFTER TAKEOFF, NR 4 ENGINE EGT AT REDUCED THRUST OF 1.40, CLIMBED INTO YELLOW FOR APPROXIMATE 2 SECONDS, THEN CLIMBS THRUST SET, REMAINED NORMAL AFTER TAKEOFF.  NR 4 ENGINE NACELLE FIRE LOOP "B" FLUCTUATED (7-9) INTO RED WITH FAULT LIGHT FLICKERING AND "A" LOOP FLUCTUATING (3-7) IN YELLOW.  FIRE DETECTION ANNUNCIATOR ON FORWARD PANEL ILLUMINATED. NR 4 ENGINE SECURED IAW QRH.

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