SDR IUEA02016

Service difficulty report · Pin · Boeing 747300

Difficulty date
May 8, 2002
Submitted
August 13, 2002
Operation
Air carrier
Aircraft
N24837
Make and model
Boeing 747300
Aircraft serial
24837
Engine
Ge CF650E2
Part
Pin
Part number
015U127525
Condition
Misaligned
Location
Nr4 Pylon
Stage of operation
IN
How discovered
V
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

DURING WALK AROUND DAILY CHECK, INSPECTION FOUND NR 4 ENGINE PYLON MIDSPAR FUSE PIN ALIGNMENT STRIPES MISALIGNED BY 0.5 INCH. CLOSER INVESTIGATION POINTS TO POSSIBLE FUSE PIN FAILURE. THIS AS PER MM. FURTHER INSPECTION FOUND SPRING BEAMS CRACKED, REPLACEMENT REQUIRED. REPLACED SPRING BEAMS (PN 65B9413931 AND PN 65B9413932) PER MM. REPLACED FUSE PINS (PN 015U127525) PER MM. PERFORMED HARD LANDING INSPECTION PER MM. ENGINE RUN CHECKS, OK. DETAILED REPAIR SERVICE PACKAGE ON FILE AT MFG HDG PURCHASE.

More about the Boeing 747-300 SERIES