Service difficulty report · Start Valve · Boeing 727231

Difficulty date
July 3, 2002
Submitted
July 10, 2002
Operation
Air carrier
Aircraft
N24343
Make and model
Boeing 727231
Aircraft serial
21630
Aircraft time
52,121 hours, 34,044 cycles
Engine
Pwa JT8D219
Engine time
652 hours, 275 cycles
Part
Start Valve
Part number
20211342
Part serial
883798
Condition
Stuck
Location
Nr 3 Engine
Stage of operation
CL
How discovered
C
Nature of condition
N
Precautionary procedure
H

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

What was found

NR 3 ENGINE BLEED TRIP OCCURED ON CLIMB OUT WITH CLIMB POWER. STABILIZED IT WITH SWITCHING THE BLEED. LATER NR 3 ENGINE FIRE IND ILLUMINATED. RETARDED NR 3 THROTTLE, LIGHT WENT OUT. FLIGHT CONTINUED WITHOUT INCIDENT. MAINTENANCE FOUND NR 3 START VALVE STUCK OPEN. REMOVED AND REPLACED NR 3 START VALVE AND OPERATIONAL CHECKED GOOD.