SDR UIEA2015070700328

Service difficulty report · Unknown · Boeing 76738E

Difficulty date: July 4, 2015
Submitted: July 10, 2015
Operation: Air carrier
Aircraft: N641GT
Make and model: Boeing 76738E
Aircraft serial: 25132
Aircraft time: 75,862 hours, 22,440 cycles
Engine: Ge CF680C2B6F
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Unknown
Condition: Malfunctioned
Location: Left Engine
Stage of operation: TO
How discovered: O
Nature of condition: R, J
Precautionary procedure: C

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

What was found

MAX THRUST AT TAKEOFF N1 109.1, LT ENG WOULD ONLY GENERATE 106.6 N1 WITH THROTTLE TO STOP. ASSUMED TEMP REQUIREMENT 106.1, TROUBLESHOOTING ENGINE. R & R NR 1 ENG FUEL PUMP, R & R NR 1 ENG HMU, R & R NR 1 ENGINE EEC, R & R NR 1 ENGINE N1 SPEED SENSOR, R & R THRUST MANAGEMENT COMPUTER. COMPLIED WITH GROUND TEST 5 & 10, MAX POWER ASSURANCE IAW AMM 71-00-00, NO FAULTS NOTED. ENGINE OPS & PARAMETERS WITHIN LIMITS.

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