Service difficulty report · Hydraulic Line · Boeing 757200

Difficulty date
June 25, 2015
Submitted
June 25, 2015
Operation
Air carrier
Aircraft
N997FD
Make and model
Boeing 757200
Aircraft serial
24738
Aircraft time
625 hours, 23,066 cycles
Part
Hydraulic Line
Part number
1821412
Condition
Leaking
Location
Nlg
Stage of operation
AP
How discovered
O
Nature of condition
K, J
Precautionary procedure
H

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

What was found

WHILE ON FINAL APPROACH TO 18L JUST PAST, RONEE RCVD, DOORS CAUTION ON LG INDICATION PANEL. FOLLOWED QRH & ELECTED TO LAND. AT APPROX 3 MILES RCVD EICAS MSG, LT HYD QTY, FOLLOWED BY OTHER INDICATIONS OF HYD SYS FAILURE. ELECTED TO LAND, USED DIFFERENTIAL BRAKING TO CLEAR RNWY. SHUTDOWN ON TAXIWAY & FOLLOWED QRH FOR LT HYD FAILURE, SECURING ENG, DRIVEN & ELEC HYD PUMPS. APPROX RUN TIME WAS 8 - 12MINS ON PUMPS. FOUND NOSE WHEEL STEERING FLEX LINE LEAKING AT FITTING, FOUND NOSE WHEEL STEERING FLEX LINE LEAKING AT FITTING, REMOVED LINE FOR REPLACEMENT, WORK STILL IN PROGRESS, LINE IN LT WW CAPPED TO ALLOW LT SYS TO BE PRESSURIZED FOR CARGO DOOR OPENING. PERFORMED EDP OPERATIONS CHECK, NO METAL FOUND. FILTER REPLACED LEAK CHECK GOOD WITH ELECTRIC PUMP. NEEDS LEAK CHECK WITH EDP AFTER LINE INSTALLED. R & R NOSE WHEEL STEERING FLEX LINE LEAK AND OPERATIONS CHECKED GOOD. SERVICED LT HYD SYS REF.,

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