Service difficulty report · Fuse · Boeing 767322

Difficulty date
May 15, 2021
Submitted
May 17, 2021
Operation
Air carrier
Aircraft
N647UA
Make and model
Boeing 767322
Aircraft serial
25284
Aircraft time
115,607 hours, 18,016 cycles
Part
Fuse
Part number
V243602
Part serial
1071086
Condition
Intermittent
Location
Rt Mlg
Part time
718,015 hours, 718,015 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

ON TAKEOFF WHEN THE GEAR HANDLE WAS THE GEAR DOORS EICAS AND GEAR DISAGREE DISPLAYED, THE RIGHT MLG DID NOT INDICATE RETRACTED. CREW RAN CHECKLIST PERFORMED PSEU BITE & FOUND FAULT 264 ''R LATCH LOCKED''. PERFORMED PROXIMITY SENSOR LATCH LOCKED SENSOR TEST. TEST SATISFACTORY. REF AMM 32-61-02-702-018. REQUIRES FURTHER T/S REF FIM TASK 32-30 FAULT TREE 817. WITH LANDING GEAR HANDLE "UP", RIGHT GEAR GREEN LIGHT, AMBER GEAR & DOOR LIGHT REMAINED ILLUMINATED. T/S PER FIM 32-30 FAULT TREE 820, SHEET 4 (BLOCK 6) MANUALLY PULLED ON SIDE BRACE ACTUATOR AND THE ROD END MOVED. SHEET 5 (BLOCK 7) SIDE BRACE ACTUATOR FAILED TO RETRACT. SIDE BRACE ACTUATOR NIS GUM. ADD EMP:U241927,U230826 FOUND R/H MLG SIDE BRACE ACTUATOR INOP. SEE L/P 6303898 FOR R/R AND OPS LEAK CK. FOUND HYD FLOW FUSE FOR THE R/H GEAR RETRACT LINE INOP. R/R FLOW FUSE. SEE L/P 6307394, 6307385 FOR R/R OPS AND LEAK CK. PERFORMED AMM TASK 32-32-00-705-001. OPERATIONAL TEST- MAIN GEAR EXTENSION AND RETRACTION SYSTEM. OPS LEAK CK AND ADD EMP:U192746,U218615,U240002 INDICATION PASSED NO FAULTS NOTED.