Service difficulty report · Cylinder · Airbus A321231

Difficulty date
August 14, 2018
Submitted
August 16, 2018
Operation
Air carrier
Aircraft
N921US
Make and model
Airbus A321231
Aircraft serial
6523
Aircraft time
11,938 hours, 4,527 cycles
Part
Cylinder
Condition
Discharged
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

DOOR ASSIST DAMPER DISCHARGED DURING A C-CHECK. MAINTENANCE ON R2 AND R3 (SEE AALA201808169020) EMERGENY EXITS. MAINTENANCE REPLACED THE DIAPHRAMS IN THE PERCUSSION MECHANISM OF THE DOOR DAMPER FOR BOTH R2 AND R3 EMERGENCY EXIT DAMPERS IAW AMM 32-10-00-610-001-4 AND PERFORMED SATISFACTORY OPERATIONAL CHECK.

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