Service difficulty report · Hydraulic Line · Boeing 767222

Difficulty date
October 12, 2001
Submitted
November 13, 2001
Operation
Air carrier
Aircraft
N620UA
Make and model
Boeing 767222
Aircraft serial
21880
Aircraft time
67,022 hours, 17,570 cycles
Engine
Pwa JT9D7R4D
Part
Hydraulic Line
Part number
272T4500313
Condition
Sheared
Location
Lt Mlg Ww
Stage of operation
LD
How discovered
O
Nature of condition
K, J
Precautionary procedure
K

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

What was found

ON LANDING ROLLOUT EICAS C HYD SYSTEM PRESSURE AND RES QTY LIGHT ILLUMINATED, LOST CENTER SYSTEM COMPLETELY, NOSEWHEEL TILLER AND FLAPS WOULD NOT RESPOND. FOUND ADP PRESSURE SUPPLY LINE IN LEFT WHEEL SHEARED OFF AT PRESSURE MODULE REF IPC 29-11-76 ITEM 592. REPLACED HYD LINE. THREE EACH HYD LINE MOUNTING BRACKETS FOR ADP PRESSURE LINE DESCRIBED ABOVE ARE CRACKED AND PEELED OFF THE KEEL BEAM. MADE INTERIM REPAIR.