SDR IPXA2026060510499

Service difficulty report · Valve · Boeing 75724APF

Difficulty date: June 4, 2026
Submitted: June 12, 2026
Operation: Air carrier
Aircraft: N465UP
Make and model: Boeing 75724APF
Aircraft serial: 28269
Aircraft time: 35,402 hours, 21,587 cycles
System (JASC): 3830 · Waste Disposal System
Part: Valve
Condition: Faulted
Location: Waste
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

DURING REQUEST OF LEAK CHECK VERIFICATION. FOUND FWD RHS TOILET/WASTE PANEL DRAIN VALVE ASSEMBLY, PAN ASSY (INTERNAL AND EXTERNAL DOUBLER) CORRODED, INSTALLED NEW WASTE DRAIN VALVE ASSY PN: 331-0001-01, NEW GASKET PN: 2174, SAME FIBERGLASS DUCT ON FWD TOILET SERVICE PANEL. PERFORMED LEAK CHECK, NO LEAKS NOTED. IN REF TO B757 AMM 38-32-16-404-074.

More about the Boeing 757-24APF