Service difficulty report · Filter · Airbus A320212

Difficulty date
May 31, 2025
Submitted
June 2, 2025
Operation
Air carrier
Aircraft
N358NW
Make and model
Airbus A320212
Aircraft serial
832
Aircraft time
78,621 hours, 37,309 cycles
Part
Filter
Condition
Odor
Location
Zone 100
Stage of operation
CL
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

SHIP 3258 DISC: ON CLIMBOUT SMELLED 'SEWAGE' SMELL THE DISSIPATED. REOCCUR SEVERAL TIMES TURNING INTO A MORE MUSTY SMELL AS THE FLIGHT PROGRESSED. CRUISE ALT FL320 ADDITIONAL INFO PAX IN 24 ABC ALSO SAID THEY SMELLED FUMES. C/A: SERVICED CREW O2 TO STABILIZED 1850 PSI PER PS 900-9-1-10 NO. 1 HYDROSTATIC TEST DATE CURRENT AND INSTALLED BOTTLE REF A320 AMM 35-11 LEAK TEST GOOD. INSPECTED WASTE WATER DRAIN LINES FROM FWD LAV TO WASTE TANK REF A320 AMM 38-30. NO SIGNS OF WASTEWATER LEAKAGE, ALL LINES TIGHT AND SCURE. C/W WC 0550-2002 STEPS 1-4, W/C 0550-2003 AND WC 0550-2001. NO SMELLS DETECTED DURING ANY CHECKS. NO EVIDENCE OF APU BEING SORCE OF SMELLS. ALL STEPS OF NO-GO ODI CRITICAL AIRCRAFT EVENT C/W. FOUND AVIONIC VENT FILTER IN POOR CONDITION AND PER MCC REQUEST TO CHANGE BOTH CAB RECIRC FILTERS. SEE LOG 7481505 FOR FILETER CHANGES. NO OTHER FAULTS FOUND. CONFERENCE CALL WITH MCC AS REQUIESTED. REMOVED AND CHECKED FOR SMELLS BEHIND CAPTS AND F/OS ND DISPLAYS AND INSTALLED PER A320 AMM 31-64 NO FAULTS DETECTED. PER MCC OK FOR SERVICE. (LP: 7481502)

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