SDR FDEA201210253744

Service difficulty report · Relay · Doug MD11F

Difficulty date: October 25, 2012
Submitted: October 25, 2012
Operation: Air carrier
Aircraft: N615FE
Make and model: Doug MD11F
Aircraft serial: 48767
Aircraft time: 57,123 hours, 12,792 cycles
System (JASC): 2450 · AC Power Distribution System
Part: Relay
Part number: 5D01231
Condition: Failed
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AT 5000' 200 KNOTS "BUS RT EMERG AC" ILLUMINATED, RT EMERGENCY AC BUSS FAILED. SELECTED "FADEC ALT", F/O CADC ON 1, TRANSPONDER 1, RAN LEVEL 1 ALERT DUE TO NO APPLICABLE CHECKLIST. TROUBLESHOT IAW FIM: 25-25-01-00 AND WDM: 24-61-51 FOUND RELAY (R2-5157)AT FAULT, REPLACED RELAY IAW WDM: 24-61-51.

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