Service difficulty report · Floor Support · Emb ERJ170200LR

Difficulty date
August 10, 2025
Submitted
September 4, 2025
Operation
Air carrier
Aircraft
N287NN
Make and model
Emb ERJ170200LR
Aircraft serial
17000828
Aircraft time
15,190 hours, 10,186 cycles
Part
Floor Support
Part number
17005663005
Condition
Corroded
Location
Zone 200
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

RH FWD SILL HAS CORROSION BETWEEN FR 13 AND FR 14 @ Y=+48" (MAJOR REPAIR) (LEVEL 2 CORROSION) BLENDED CORROSION ON FWD RH SILL AT FR13-FR14 AND Y=+48" PER EMB 175 SRM 51-10-03. BLENDED AREA MEASURES (L: 3" W: 1" D: .015".) AREA MEASURED USING DEPTH GAUGE AND IS FOUND TO BE OUT OF ALLOWABLE LIMITS PER SRM 53-10-10/AD06. REMOVED FWD RH SILL BETWEEN FR12 AND FR14 AND Y= +48? PER EMB 175 SRM 51-40-08. LOCATED, DRILLED AND TREATED NEW FWD RH SILL (PN: 170-05663-005) BETWEEN FR12 AND FR14 AND Y= +48" PER EMB 175 SRM 51-40-02. TREATED USING ALODINE PER EMB 175 SRM 51-23-04. RESTORED FINISH ON FWD RH SILL BETWEEN FR13-FR14 AND Y= +48?

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