Service difficulty report · Shutoff Valve · Doug MD11F

Difficulty date
November 15, 2020
Submitted
December 1, 2020
Operation
Air carrier
Aircraft
N625FE
Make and model
Doug MD11F
Aircraft serial
48753
Aircraft time
81,526 hours, 16,956 cycles
Part
Shutoff Valve
Part number
19650
Part serial
0600
Condition
Failed
Location
Fuel System
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

LEVEL 1 TANK 1 TIP TRAPPED. SYNOPTICS SHOWED 7000 LBS REMAINING IN TANK 1 AND 5100 LBS OF THAT WAS SHOWING IN THE TIP TANK. EMERGENCY DECLARED. R & R FUEL TRANSFER SHUTOFF VALVE, PER AMM 28-21-16-4 P/N OFF 19650-4 S/N OFF 0600, P/N ON 19650-4 S/N ON 0410. R & R MOTIVE SHUTOFF VALVE, PER AMM 28-21-15-2, P/N OFF 19730-3 S/N OFF KFT 0596, P/N ON 19730-3, S/N ON KFT- 0595. R & R TRANSFER VALVE, PER AMM 28-21-12-4 INBOARD. P/N OFF 2680346-6 S/N OFF 2983, P/N ON 2680346-6, S/N ON 2820. R & R TWO TRANSFER FLOATS, PER AMM 28-21-12-4 INBOARD S/N OFF 3068, S/N ON 1559 AND S/N OFF 2717 S/N ON 3185. ACCOMPLISHED GVI AND CLEANING OF LEFT MAIN NR 1 FUEL TANK, PER GMM 6-1-300. OK FOR SERVICE.

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