Service difficulty report · Nose Cowl · Doug DC873F

Difficulty date
April 16, 2007
Submitted
May 7, 2007
Operation
Air carrier
Aircraft
N806DH
Make and model
Doug DC873F
Aircraft serial
46002
Aircraft time
89,284 hours, 27,567 cycles
Part
Nose Cowl
Condition
Worn
Location
Nr 1 Engine
Part time
89,284 hours, 27,567 cycles
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

NR 1 ENGINE NOSE COWLING RT UPPER PART WORN AT 12 O'CLOCK POS STA YN 163.000 (MAJOR REPAIR). PERFORMED MAJOR REPAIR IAW SRM 71-5-2 FIG 2 SHEET 1, 2, 3. REMOVED FASTENERS IAW SRM 51-1-21A. CUT OUT DAMAGED SECTION AND FABRICATED SKIN (AL2024T3 0.080") AND SPLICE (STEEL 17-7PH 0.050") IAW DC870 SRM 71-5-2 FIG 2 SHEET 1, 2, 3. HEAT TREATED SPLICE FROM 17-7PH CRESS TO 17-7 PH CRESS (H1050) IAW SRM 51-1-6. CLEANED, TREATED AND PRIMED AREA AND SKIN IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW SRM 51-1-11. INSTALLED REPAIR PARTS IAW SRM 71-5-2 FIG 2 SHEET 1, 2, 3, SRM 51-1-21A.

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