Service difficulty report · Stringer · Bombdr DHC8402

Difficulty date
August 23, 2012
Submitted
August 28, 2012
Operation
Air carrier
Aircraft
N405QX
Make and model
Bombdr DHC8402
Aircraft serial
4047
Aircraft time
26,715 hours, 27,786 cycles
Engine
Pwc PW150A
Part
Stringer
Condition
Corroded
Location
Fuselage
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 31P BETWEEN FRAMES X-39 TO X49.5 MULTIPLE AREAS OF BUBBLING PAINT PROBABLE CORROSION AND/OR SURFACE PROTECTION NEEDED. REMOVED FASTENERS AS NECESSARY FOM IAW SRM 51-42-05-02-01. REMOVED CORROSION IAW SRM 51-21-00-00-02. CLEANED AND PREPPED AREAS FOR RESTORATION OF SURFACE PROTECTION IAW SRM 51-26-00-02-03. STRINGER SPLICE PLATE FOUND TO BE OUT OF LIMITS IAW SRM 51-10-00-00-01. MIN REMAINING THICKNESS NOTED .076 REF NTM 51-00-04-910-801 PT 1. VERIFIED AREA IS CRACK FREE CONDITION REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE IN LIMITS OF RD 8/4-53-4696. ALODINED PRIMED AND INSTALLED RIVETS IAW RD 8/4-53-4696. REMOVED SPLICE AT 31P IAW SRM 51-40-15-02-01 AND SRM 51-42-05-02-01. MATCH DRILLED NEW SPLICE SRM 51-40-07-02-01 ALODINED AND PRIMED NEW SPLICE IAW SRM 51-21-10-02-01 AND 51-25-10-02-01. MATCH DRILLED NEW FITTINGS IAW 51-40-07-02-01 AND INSTALLED NEW FITTING IAW SRM 51-42-05-02-01, 51-40-15-02-01 AND SRM 51-41-00-00-01. INSTALLED SPLICE IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. APPLIED TOP COAT AND CPC IAW SRM 51-25-15-02-01 AND AMM 51-25-01-390-801. COMPLIED WITH TASK CARD RD 8/4-53-4696.