Service difficulty report · Actuator · Boeing 747409

Difficulty date
December 6, 2015
Submitted
December 10, 2015
Operation
Air carrier
Aircraft
N780BA
Make and model
Boeing 747409
Aircraft serial
24310
Aircraft time
76,891 hours, 14,922 cycles
Part
Actuator
Part number
MA11A1267
Part serial
TLS18840
Condition
Failed
Location
Fuel System
Stage of operation
IN
How discovered
C
Nature of condition
O
Precautionary procedure
K

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

What was found

NUMBER 2 ENG FUEL SOV ACTUATOR FUNCTION FAIL. IAW AMM 28-22-01-404-057 REV 85, REMOVED NR 2 ENG SOV ACTUATOR. IAW AMM 28-22-01-404-056 REV 85 STEP 3A TO E, INSTALLED NR 2 ENG SOV ACTUATOR & IAW AMM 28-22-00-705-108 REV 85, PERFORM NR 2 ENG SOV OPERATION TEST. RESULT WAS SATISFACTORY. CONDITION CHECKED NORMAL.