Service difficulty report · Control Valve · Boeing 7377H4

Difficulty date
January 20, 2019
Submitted
January 21, 2019
Operation
Air carrier
Aircraft
N257WN
Make and model
Boeing 7377H4
Aircraft serial
32515
Aircraft time
43,387 hours, 25,743 cycles
Part
Control Valve
Part number
32911866
Part serial
GRTS4349
Condition
Leaking
Location
Nr 1 Engine
Stage of operation
CR
How discovered
O
Nature of condition
K
Precautionary procedure
E

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

What was found

INFLIGHT SHUTDOWN/DECLARED EMERGENCY, FUEL LEAK NR 1 ENGINE VERIFIED BY QRH PROCEDURE 500LB IMBALANCE IN 24 MINUTES. PERFORMED NR 1 ENGINE SHUTDOWN. DECLARED EMERGENCY LANDING NORMAL. R&R E1 HIGH TURBINE PRESSURE ACTIVE CLEARANCE CONTROL PER AMM.

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