SDR ASMF201510019

Service difficulty report · Warning System · Boeing 73781Q

Difficulty date: September 14, 2015
Submitted: October 21, 2015
Operation: Air carrier
Aircraft: N520AM
Make and model: Boeing 73781Q
Aircraft serial: 29052
Aircraft time: 47,942 hours, 17,210 cycles
Engine: Cfmint CFM567B262
System (JASC): 7320 · Fuel Controlling System
Part: Warning System
Condition: False Activation
Location: Cockpit
Stage of operation: TX
How discovered: O
Nature of condition: N
Precautionary procedure: D

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

What was found

AIRCRAFT RETURNED TO PLATFORM DUE TO DURING BOTH ENGINE START, THE EEC ALT MODE LIGHTS TURNED ON. PERFORMED BITE TO BOTH EEC’S IAW AMM 73-21-00, CONTINUING THE FAILURE. THE ENG RUN EEC BITE TEST NR 13 WAS PERFORMED IAW AMM 71-00-00 TASK 700-800-F00, RESTORED BOTH EEC, TESTED CORRECT.

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