Service difficulty report · Stringer · Bombdr DHC8401

Difficulty date
July 10, 2012
Submitted
July 16, 2012
Operation
Air carrier
Aircraft
N408QX
Make and model
Bombdr DHC8401
Aircraft serial
4050
Aircraft time
26,923 hours, 27,843 cycles
Engine
Pwc PW150A
Part
Stringer
Condition
Corroded
Location
Bs 216-281 S24l
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

STRINGER 24P HAS CORROSION AND CORRODED RIVETS BETWEEN STA X216.000 AND X281.000. CLEANED STRINGER AND REMOVED RIVETS IAW SRM 51-26-00-02-01, 51-42-05-02-01, AND 51-21-00-00-02. BLENDED CORROSION IAW SRM 51-21-00-00-02. VERIFIED CRACK FREE IAW NTM 51-00-06-910-801 PT 1AND 51-00-04-910-801. MIN REMAINING MATERIAL .032. MATERIAL LOSS FOUND WITHIN LIMITS IAW Q400 RD 8/4-53-4617. ALODINED AND PRIMED BLENDED AREAS AS REQUIRED REINSTALLED STRINGER RIVETS IAW RD 8/4-53-4617. RESTORED SURFACE PROTECTION ON INTERIOR IAW RD 8/4-53-4617. APPLIED PRIMER TO EXTERIOR IAW Q400 SRM 51-25-10-02-01. RESTORED EXTERIOR TOP COAT IAW Q400 SRM 51-25-05-02-01.