Service difficulty report · Skin · Doug DC873

Difficulty date
March 10, 2010
Submitted
June 16, 2010
Operation
Air carrier
Aircraft
N802DH
Make and model
Doug DC873
Aircraft serial
46076
Aircraft time
90,489 hours, 33,441 cycles
Engine
Ge CFM562C
Part
Skin
Condition
Corroded
Location
Zone 300
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

VERT STAB-CORROSION BETWEEN SKIN AND BEADED DOUBLER STA ZR 253.000-281-963. RESOLUTION PERFORMED MAJOR REPAIR IAW SRM 55-5-1, FIG 1. REMOVED CORROSION IAW SRM 51-1-8 PG 17-20. FOUND OUT OF LIMITS IAW SRM 55-2-0 FIG 6. REMOVED PLATING BEADED DOUBLER IAW SRM 55-1-0 PG 1, SRM 51-1-21, SRM 51-3-0. FABRICATED NEW PLATING AND DOUBLER BOTH FROM AL7075T6 0.025" IAW SRM 55-5-1 FIG 1, ITEM "E". BONDED NEW PLATING, DOUBLER AND EXISTING BEADED DOUBLER WITH ADHESIVE IAW SRM 51-1-9 TR 51-142, SRM 51-1-9A, TR 51-141 AND DPS 1.950 REV "AR". CLEANED, TREATED AND PRIMED AREA AND ENW PANEL PLATING IAW SRM 51-1-8B. INSTALLED NEW PANEL PLATING IAW SRM 51-1-11, SRM 51-1-21, SRM 51-3-0, SRM 51-3-1.

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