Service difficulty report · Heat Exchanger · Boeing 757230

Difficulty date
November 21, 2022
Submitted
November 27, 2022
Operation
Air carrier
Aircraft
N888LT
Make and model
Boeing 757230
Aircraft serial
25441
Aircraft time
78,549 hours, 25,284 cycles
Part
Heat Exchanger
Part number
1942723
Part serial
422305
Condition
Inoperative
Location
Lt A/C Pack
Stage of operation
IN
How discovered
9
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

ESI. REMOVED AND REPLACED LEFT PACK SECONDARY HEAT EXCHANGER DUE TO LEFT PACK INOP.