SDR HALA2015090300183

Service difficulty report · Warning Message · Boeing 76733A

Difficulty date: September 3, 2015
Submitted: September 4, 2015
Operation: Air carrier
Aircraft: N582HA
Make and model: Boeing 76733A
Aircraft serial: 28139
Aircraft time: 51,434 hours, 9,386 cycles
System (JASC): 2710 · Aileron Control System
Part: Warning Message
Condition: False Activation
Location: Rudder Ratio
Stage of operation: NR
How discovered: O
Nature of condition: N
Precautionary procedure: A

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

What was found

RUDDER RATIO EICAS MESSAGE WITH RUDDER RATIO LIGHT ILLUMINATED. BOTH SAM'S SET "SAM" FAULT BALL IAW FIM 27-21, FAULT TREE 804, TEST IS GOOD FOR BOTH. BOTH RRCM AFTER FLIGHT CONTROL ELEC CB, ALL GOOD FOR RUD RATIO IAW FIM 27-21. OK FOR SERVICE.

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