Service difficulty report · Drive Unit · Boeing 727225

Difficulty date
June 25, 2016
Submitted
July 6, 2016
Operation
Air carrier
Aircraft
N724CK
Make and model
Boeing 727225
Aircraft serial
20383
Aircraft time
61,935 hours, 47,589 cycles
Part
Drive Unit
Part number
65219457
Part serial
PA5740
Condition
Defective
Location
Te Flap
Stage of operation
AP
How discovered
O
Nature of condition
F
Precautionary procedure
L

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

What was found

OTBD FLAPS RETRACTED FROM 25 DEGREES TO 0 ON FINAL APPROACH UNCOMMANDED. LEADING EDGE DEVICES ALSO RETRACTED. REPLACED OUTBOARD FLAP DRIVE POWER UNIT.