Service difficulty report · Fuse · Boeing 747409F

Difficulty date
February 7, 2013
Submitted
February 18, 2013
Operation
Air carrier
Aircraft
N18708
Make and model
Boeing 747409F
Aircraft serial
30765
Aircraft time
51,033 hours, 8,795 cycles
Engine
Ge CF680C2B1F
Part
Fuse
Part number
61882
Part serial
2968
Condition
Malfunctioned
Location
Hyd System
Part time
76,892 hours, 12,759 cycles
Stage of operation
TX
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

(B-18708) AFT LANDING CREW REPORTED NLG STEERING LOST DUE TO HYD QTY LOW 1 (DROP TO ZERO). GROUND CK HYD FLUID LEAK FROM RT BODY GEAR POS ACTUATOR HYD FUSE HOUSING. REPLACED HYD FUSE & LEAK CK OK, PART FM STATION SPARE. HYD LINE BLEED & FUSE RESET OK, HYD-1 EDP/ADP/AUX PUMP CASE DRAIN FILTER CK OK.