Service difficulty report · Coalescer Bag · Boeing 74746NF

Difficulty date
September 10, 2026
Submitted
September 11, 2026
Operation
Air carrier
Aircraft
N453PA
Make and model
Boeing 74746NF
Aircraft serial
30811
Aircraft time
100,098 hours, 17,361 cycles
Part
Coalescer Bag
Part number
25TD47
Condition
Odor
Location
Zone 100
Stage of operation
DE
How discovered
O
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

ELECTRICAL BURNING ODOR IN DESCENT. R & R WATER SEPARATOR COALESCER BAG ON PACK 1, 2, & 3, AND PERFORMED CH 5 INSP IAW AMM 21-51-05. OPS CHKD OK.

More about the Boeing 747-46NF