Service difficulty report · Mask · Boeing 777300ER

Difficulty date
May 11, 2022
Submitted
May 13, 2022
Operation
Air carrier
Aircraft
N2135U
Make and model
Boeing 777300ER
Aircraft serial
62646
Aircraft time
21,040 hours, 2,299 cycles
Part
Mask
Part number
418W20102162B
Condition
Unserviceable
Location
Seat 33 & 46 Def
Stage of operation
TX
How discovered
O
Nature of condition
Z
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SEAT 33DEFG & 46DEF O2 MASKS DID NOT DEPLOY DURING INADVERTENTLY DEPLOYMENT OF ALL MASKS. NEED TO CREATE A SDR. SEE LP''S 8563975, 8564803, AND 8564813. CORRECTION ACTION: REPACKED MASKS AND ACCOMPLISH AN DEPLOYMENT OPERATIONAL CHECK. DEPLOYED NORMALLY AND SOLD TO INSPECTION.

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