Service difficulty report · Sensor · Boeing 757222

Difficulty date
May 28, 2013
Submitted
June 28, 2013
Operation
Air carrier
Aircraft
N550UA
Make and model
Boeing 757222
Aircraft serial
25398
Aircraft time
80,923 hours, 23,421 cycles
Engine
Pwa PW2040
Part
Sensor
Condition
Faulty
Location
Cockpit Temp
Stage of operation
NR
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

FLIGHT DECK TEMP SLOWLY RISES TO HOT WITH FLIGHT DECK TEMP SWITCH IN AUTO. OK IN OFF POSITION. SUP: USED OPTION 1 TURNED OFF TRIM SWITCH AND OFF LIGHT ON TRIM VALVE AT 00. REPLACED DUCT AIR TEMP SENSOR AND OPS CHECKED.