Service difficulty report · Outflow Valve · Boeing 737890

Difficulty date
September 26, 2022
Submitted
September 28, 2022
Operation
Air carrier
Aircraft
N534AS
Make and model
Boeing 737890
Aircraft serial
35202
Aircraft time
43,649 hours, 12,453 cycles
Part
Outflow Valve
Part number
40631997201AB
Part serial
0010538
Condition
Noisy
Location
Aft Cargo Compar
Part time
70,560 hours, 29,016 cycles
Stage of operation
NR
How discovered
O
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

FA REPORTS R2 DOOR MAKING AN EXTREMELY LOUD SQUEAL THAT IS IMPACTING THE HEARING OF BOTH FA'S AND PASSENGERS. GROUNDED - YES. REMOVED & REPLACED OUTFLOW VALVE PER B737-800 AMM 21-31-03.