Service difficulty report · Control Valve · Boeing 75723N

Difficulty date
November 30, 2007
Submitted
December 7, 2007
Operation
Air carrier
Aircraft
N517AT
Make and model
Boeing 75723N
Aircraft serial
27973
Engine
Rroyce RB211535E4
Part
Control Valve
Part number
3987505
Part serial
4370
Condition
Inoperative
Location
Rt Pack Temp
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
H

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

What was found

RT PACK INOPERATIVE LITE ILLUMINATED. RT PACK BITE MSS ON EICAS. REMOVED AND REPLACED PACK TEMP CONTROL VALVE IAW MM 21-51-12-4. OPS CHECK GOOD, OK FOR SERVICE. (K)

More about the Boeing 757-23N