SDR ABXA010707

Service difficulty report · Fuel Control · Doug DC863F

Difficulty date
February 8, 2002
Submitted
February 13, 2002
Operation
Air carrier
Aircraft
N811AX
Make and model
Doug DC863F
Aircraft serial
46113
Aircraft time
58,962 hours, 26,355 cycles
Engine
Pwa JT3D7
Engine time
66,940 hours, 21,045 cycles
Part
Fuel Control
Part number
71128726
Part serial
52666
Condition
Failed
Location
Nr 4 Engine
Part time
753 hours, 389 cycles
Stage of operation
DE
How discovered
O
Nature of condition
R
Precautionary procedure
E

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

What was found

DURING DESCENT, THE NR 4 ENGINE FAILED TO ACCELERATE. EPR, EGT, RPM AND F/F DECAYED. OIL PRESSURE WAS NORMAL (WINDMILLING). PERFORMED CHECKLIST - NO HELP. DURING LEVEL OFF WITH INCREASED AIRSPEED - NEGATIVE RELIGHT. PERFORMED ENGINE SHUTDOWN ACTIONS CHECKLIST. REPLACED PRESSURE RATIO BLEED CONTROL VALVE IAW DC-8 MM 75-31-1. REPLACED NR 4 ENGINE DRIVEN FUEL PUMP IAW DC-8 MM 73-10-02, NO HELP. ENGINE DRIVEN FUEL PUMP SAFTIED. INSTALLED FUEL CONTROL UNIT IAW DC-8 MM 73-21-1. OPS AND LEAK CHECKED GOOD.

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