Service difficulty report · Rvdt · Boeing 7572T7

Difficulty date
July 23, 2019
Submitted
July 24, 2019
Operation
Air carrier
Aircraft
N937FD
Make and model
Boeing 7572T7
Aircraft serial
23895
Aircraft time
71,684 hours, 31,819 cycles
Part
Rvdt
Condition
Out Of Adjust
Location
Spoiler
Stage of operation
TO
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

AIRCRAFT ROLLS RIGHT AT LIFTOFF. AIRCRAFT ROLLS 1 UNIT LEFT DURING FLIGHT WHEN THE FLIGHT SPOILERS ARE DEPLOYED. TROUBLESHOT PER FRMFIM 27-61 FAULT TREE 804, STEP 1 CLEARANCE CHECKS CHECKED NORMAL. STEP 2 FOUND #7 SPOILER PCA RVDT OUT OF TOLERANCE. ADJUSTED #7 SPOILER PCA RVDT WITHIN TOLERANCE PER AMM 27-61-00-5. ALL SPOILER CONTROL MODULES TEST NORMAL, NO FAULTS FOUND. PERFORMED DEFLECTION AND THROW CHECKS PER AMM 27-61-02-2, ALL CHECKS NORMAL.

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