# SDR CA960723525

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Boeing 747238B
- Engine: Pwa JT9D7F
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: K1536335D
- Condition: Intermittent
- Location: Nr 4 Eng
- Component: K1536335D
- Stage of operation: TO
- Nature of condition: J
- Precautionary procedure: C, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA960723525

## Discrepancy

(CAN) #4 FIRE DETECTION LIGHT ON CAPTAIN'S ANNUNCIATOR PANEL. #4B NACELLE TEMPERATURE INDICATOR NEEDLE SHOWED 5-6 UNITS, AS POWER WAS ADVANCED ON TAKEOFF ROLL. REJECTED. #4 NACELLE TEMPERATURE INDICATOR REMAINED AT 3 UNITS EVEN AFTER SHUTDOWN. NO OTHER ABNORMAL INDICATIONS. CHANGED #4 ENGINE LOOP B. TESTED DETECTION CARD.

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