Service difficulty report · Spar Cap · Bombdr DHC8402

Difficulty date
February 15, 2006
Submitted
March 2, 2006
Operation
Air carrier
Aircraft
N417QX
Make and model
Bombdr DHC8402
Aircraft serial
4086
Aircraft time
4,727 hours, 4,413 cycles
Part
Spar Cap
Condition
Damaged
Location
Vertical Stab
Stage of operation
IN
How discovered
9
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

VERT STAB DAMAGED, LT SIDE ATTACH FLANGE & SKIN ROLLED 40" BY 34" LONS, VERT RIB 8-9 DEFORMED .250" SPAN WEB ALSO BUCKLED BETWEEN RIB 8-9 LT SIDE, 18" CREASE IN SKIN 2 LOOSE RIVETS OF FWD END OF SKIN STIFFENER, TOP HAT CHANNEL ALSO, 2- .500" CRACKS AT BEND RADI OF TOP CHANNEL. NO DAMAGE NOTED BY EDDY CURRENT. MX REMOVED UPPER SPAR FASTENERS IAW Q400 SRM. REMOVED SPAR CAP. LOCATED NEW UPPER SPAR & L/E CONNECTION ANGLE IAW Q400 SRM. COMPLETED LT SIDE OF REF Q400 SRM. COMPLETED RT INSTALLATION OF SPAR & ATTACHED SPAR TO RIBS NR 8-11 IAW Q400 SRM. INSTALLED NEW LT ATTACH FLANGE, REPAIRED SKIN, RIBS, 8 & 9, REPLACED TOP HAT CHANNEL IAW EA 6-55-109, Q400 SRM.