Service difficulty report · Heat Valve · Boeing 737232

Difficulty date
August 21, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N320DL
Make and model
Boeing 737232
Aircraft serial
23092
Engine
Pwa JT8D15A
System (JASC)
7312 · Fuel Heater
Part
Heat Valve
Part number
320115
Condition
Failed
Location
Nr 1 Engine
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

NOTICED NR 1 FUEL HEAT VALVE OPEN. COULD NOT CLOSE. OIL TEMP ROSE TO 140 DEG AND STAYED. AFTER 15 MIN NR 1 ENGINE WAS SHUTDOWN. REPLACED NR 1 ENG FUEL HEAT VALVE PER M/M 73-14-11. CHECKED OPERATION OF FUEL HEAT VALVE PER M/M 73-14-0. OPERATION CHECK NORMAL.