Service difficulty report · Heat Valve · Boeing 727247

Difficulty date
September 27, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N294WA
Make and model
Boeing 727247
Aircraft serial
22112
Engine
Pwa JT8D15
System (JASC)
7312 · Fuel Heater
Part
Heat Valve
Condition
Failed
Location
Nr 3 Engine
Component
320115
Stage of operation
CR
Nature of condition
M, J
Precautionary procedure
E

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

What was found

NR 3 ENGINE OIL TEMPERATURE ROSE TO YELLOW BAND RANGE. FOLLOWED POM PROCEDURES FOR HIGH OIL TEMPERATURE. SHUTDOWN NR 3 ENGINE ACCORDING TO CHECKLIST PROCEDURES. REPLACED NR 3 ENGINE FUEL HEAT VALVE. LEAK AND FUNCTION CHECKS OK. INSPECTED ENGINE FOR OIL TEMP CONDITION AND WINDMILL CONDITION. ALL OPERATIONS CHECKS OK PER MAINTENANCE MANUAL.