SDR 97UAL900857

Service difficulty report · Air Distr · Boeing 737322

Difficulty date: December 2, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N315UA
Make and model: Boeing 737322
Aircraft serial: 23947
Engine: Ge CFM56*
System (JASC): 4900 · Airborne Auxiliary Power Unit (APU) System
Part: Air Distr
Condition: Odor
Location: Cabin
Stage of operation: NR
Nature of condition: B
Precautionary procedure: O

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

What was found

FUEL VAPOR IN CABIN DURING FUELING. SLIGHT SMELL FOR 3 LEGS. SMELL WAS STRONG AT DEN. *S/D* THE FUEL MANIFOLD WAS CRACKED NEAR THE NOZZLE AT THE TWO O'CLOCK POSITION ON THE APU. THE TWO O'CLOCK POSITION ON THE MAIN START FUEL NOZZLE WAS LEAKING. REPLACED THE FUEL MANIFOLD ASSEMBLY (P/N 4950084), THE MAIN FUEL NOZZLE (P/N 4500228A), AND THE GASKET. OPS CHECK WAS GOOD.