Service difficulty report · Drain Mast · Boeing 737924ER

Difficulty date
May 26, 2025
Submitted
May 27, 2025
Operation
Air carrier
Aircraft
N75429
Make and model
Boeing 737924ER
Aircraft serial
30130
Aircraft time
51,508 hours, 18,357 cycles
Part
Drain Mast
Condition
Clogged
Location
Zone 200
Stage of operation
IN
How discovered
O
Nature of condition
B
Precautionary procedure
K

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

What was found

FA REPORT A BAD SMELL IN GALLEY AREA. POSSIBLY COMING FROM CLOSE T. STRONG ODOR FROM FWD GALLEY AREA AND FIRST CLASS. COMPARTMENT 109 DRAIN STRAINER AREA CLOGGED. FIRST CLASS CARPET WET ROW 1AB. LOOSENED 2 CLAPS ON DRAIN HOSE BELOW Y LINE FOR TROUBLESHOOTING PURPOSES AIRCRAFT LEFT OF E&E. PICS ATTACHED. CLOG IS BELOW CHECK VALVE OF DISCONNECTED LINE. NO TIME TO UNCLOG DUE TO AIRCRAFT RELOCATION FROM TERMINAL GATE. ALSO 2ND CLOG ALSO PRESENT AT COMPARMENT 109. PIC UPDATE. ALSO, BLANKETS AIRCRAFT LEFT IN E&E WET FORWARD WASTE WATER DRAIN SYSTEM CLOGGED BETWEEN MID LAV AND FORWARD DRAIN MAST. FOUND CLOG AT FORWARD DRAIN MAST. CLEARED CLOG.