Service difficulty report · Sensor · Boeing 757251

Difficulty date
April 7, 2025
Submitted
April 8, 2025
Operation
Air carrier
Aircraft
N550NW
Make and model
Boeing 757251
Aircraft serial
26497
Aircraft time
62,079 hours, 26,542 cycles
Part
Sensor
Part number
1296265
Part serial
2360
Condition
Faulty
Location
Fan Air Temp
Part time
58,990 hours, 16,019 cycles
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

SHIP 5650 -PRES/DE- DUE RIGHT ENGINE BLEED OFF WITH LEFT PACK ON MEL. CORRECTIVE ACTION: REPLACED RIGHT FAN AIR TEMP SENSOR AND LEFT PACK TEMP CONTROL VALVE.