Service difficulty report · Skin · Emb ERJ170200LR

Difficulty date
December 19, 2021
Submitted
January 5, 2022
Operation
Air carrier
Aircraft
N166SY
Make and model
Emb ERJ170200LR
Aircraft serial
17000615
Aircraft time
13,775 hours, 7,739 cycles
Part
Skin
Condition
Damaged
Location
Horizontal 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

HORIZONTAL STAB. RH L/E 341AR HAS MULTIPLE NICKS WITH HIGH METAL. (C-CHECK RO 1/3/2022) BLENDED SMOOTH MULTIPLE NICKS WITH HIGH METAL. NOMINAL THICKNESS IS .110", DEEPEST BLENDOUT OF MATERAIL REMOVED IS .011", REMAINING MATERIAL THICKNESS IN THIS AREA IS .099". WORKED AREA IS WITHIN ALLOWABLE LIMITS PER ETD2021-170-043325. RESTORED SURFACE PROTECTION AS REQUIRED. INSPECTION REQUIREMNTS: EXTERNAL DET, THRESHOLD OF OF 7500FC, INTERNAL OF 7500FC LOOKING FOR CORROSION AND CRACKS, EXTERNAL ULTRA SONIC ON ERODED AREAS FOR CHECK REMAINING THICKNESS, THRESHOLD OF 7500FC, INTERVAL OF 7500FC. THIS IS AN ADDITIONAL AND SPECIFIC INSPECTION REQUIREMENT. IT REPRESENTS THE REPAIR AIRWORTHINESS LIMITATION, HOWEVER, IT DOES NOT DISMISS ANY OTHER EXISTING MAINTENANCE TASK. THRESHOLD IS COUNTED SINCE THE REPAIR ACCOMPLISHMENT. REF ETD2021-170-043325. SEE CONTINUATION CARD FOR ACCOMPLISHED

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