SDR DLL17970059

Service difficulty report · Flow Reg · Lkheed 10113853

Difficulty date: January 13, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N764DA
Make and model: Lkheed 10113853
Aircraft serial: 193H1202
Engine: Rroyce RB211524B4
System (JASC): 7320 · Fuel Controlling System
Part: Flow Reg
Part number: FFR104MK1
Condition: Failed
Location: Nr 1 Eng Fuel
Stage of operation: CR
Nature of condition: R, J
Precautionary procedure: E

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

What was found

DURING CRUISE, NR 1 ENGINE ROLLED BACK, GOT 1,000 PPH FUEL FLOW. DESCENDED TO 26,000 AND ATTEMPTED RESTART. FUEL FLOW STILL AT 1,000 PPH AT 36 PERCENT. ON ARRIVAL, FOUND EVIDENCE OF TAIL PIPE FIRE. BORESCOPED NR 1 ENG, REPLACED HP SOV, AND NR 1 FFR. PERFORMED PFHB TESTS 3, 13 AND 20. ENGINE CHECKS OK.