SDR IPXA2M72562

Service difficulty report · Relay · Doug MD11F

Difficulty date: March 23, 2012
Submitted: March 26, 2012
Operation: Air carrier
Aircraft: N276UP
Make and model: Doug MD11F
Aircraft serial: 48579
System (JASC): 2780 · Leading Edge Slat Control System
Part: Relay
Part number: 5D00041
Condition: Inoperative
Location: Slat System
Stage of operation: AP
How discovered: O
Nature of condition: F
Precautionary procedure: O

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

What was found

EMERGENCY DECLARED - ATTEMPTED TO EXTEND SLATS TWICE AFTER LEVEL 2 SLAT DISAGREE MESSAGE. PERFORMED QRH ITEMS AND LANDED FLAPS 28. PERFORMED FIM 27-80-03, FIG 105, SHEET 1, STEPS 1,7 AND 9. R & R SLAT OVERSPEED PROTECTION RELAY R2-5146 IAW SWPM 20-00-09 . PERFORMED OPS TEST OF ELECTRIC SLAT CONTROL SYS AND SLAT STOW SWITCH IAW MM 27-86-00-5. TESTED NORMAL. OK FOR SERVICE.

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