Service difficulty report · Duct · Boeing 777223

Difficulty date
April 21, 2023
Submitted
April 25, 2023
Operation
Air carrier
Aircraft
N777AN
Make and model
Boeing 777223
Aircraft serial
29585
Aircraft time
91,711 hours, 11,234 cycles
Part
Duct
Condition
Odor
Location
Zone 200 - Fuse
Stage of operation
TO
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

AIRCRAFT WAS GROUNDED: AT 90 KNOTS FOLLOWING ILLUMINATED: BLEED OFF ENGINE LEFT BLEED LOSS WING LEFT, AND BLEED LOSS BODY LEFT. CABIN ODOR ALSO NOTED DURING TAKEOFF, ROLL AND CLIMB. REMOVED AND REPLACED LEFT PACK DUCTS AROUND PANEL 191SL.