Service difficulty report · Apu · Boeing 737823

Difficulty date
November 17, 2021
Submitted
November 19, 2021
Operation
Air carrier
Aircraft
N976NN
Make and model
Boeing 737823
Aircraft serial
33243
Aircraft time
18,747 hours, 7,544 cycles
Part
Apu
Part number
38007021
Condition
Odor
Location
Zone 200
Stage of operation
CR
How discovered
O
Nature of condition
K, B
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED: SMELL OF FUEL IN COCKPIT DURING CRUISE, SMELL OF FUEL IN AFT GALLEY DURING DIVERSION DESCENT. EMERGENCY WAS DECLARED AND WAS NOT OVERWEIGHT FOR LANDING. FUEL SMELL STRONGEST IN AFT GALLEY AFTER LANDING WITH BOTH ENGINES RUNNING RIGHT PACK OFF. ON ARRIVAL, PIT MAINTENANCE CREW COULD NOT SMELL ODOR. DISAGREEMENT BETWEEN BACK END AND FRONT CREW COULD NOT ALIGN ON WHAT ODOR WAS ACCOMPLISHED JOB CARD 08L00021001 WITH NO FINDINGS FOUND.