Service difficulty report · Module · Boeing 75724APF

Difficulty date
December 29, 2010
Submitted
January 3, 2011
Operation
Air carrier
Aircraft
N446UP
Make and model
Boeing 75724APF
Aircraft serial
27735
Engine
Rroyce RB211535E4
Part
Module
Condition
Leaking
Location
Slats
Stage of operation
CL
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

BOTH FLAP POINTER ARE ON .5 WITH FLAP LEVER IN UP POSITION L/E SLAT DISAGREE DISPLAYED. DISAGREE MSG TEMPORARILY WENT OUT WITH SELECTION OF L/E ALT SWITCH BUT RETURNED. T/S C/O IAW FIM 27-51-00, FIG 104, A SHT 1. BITE TEST ON FSEU NR1, NO FAULTS SHOWN. ROTARY POS 6,7,8,9,10 ON LT WING AND 11,12,13 ON RT WING FOUND TRIPPED. RESET ALL, STILL NO FAULTS. FOUND SOLENOID VALVE AT FLAP/SLAT DERESS MODULE VERY HOT & LEAKING. R & R FLAP/SLAT DEPRESS MOD IAW AMM 27-51-29-2. PERFORMED OPS OF L/E SLATS, NO FAULT NOTED.

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