US 11,885,287 B2
De-preserving a fuel system of a turbine engine
Joshua Seyler, Stuart, FL (US); Lajos H. Horvath, Jupiter, FL (US); Sami Chukrallah, West Palm Beach, FL (US); and Richard D. Konney, Palm City, FL (US)
Assigned to RTX Corporation, Farmington, CT (US)
Filed by Raytheon Technologies Corporation, Farmington, CT (US)
Filed on Jul. 9, 2021, as Appl. No. 17/371,218.
Prior Publication US 2023/0009768 A1, Jan. 12, 2023
Int. Cl. F02M 37/22 (2019.01); B67D 7/02 (2010.01); F01D 19/00 (2006.01); F02M 7/22 (2006.01)
CPC F02M 7/22 (2013.01) [B67D 7/02 (2013.01); F01D 19/00 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A method for treating a fuel system of a turbine engine, the method comprising:
connecting a treatment system to the fuel system of the turbine engine, wherein the fuel system includes an injector;
drawing preservation fluid out of the fuel system using the treatment system, the drawing of the preservation fluid comprising drawing the preservation fluid out of the injector; and
priming the fuel system with fuel using a fuel pump after the preservation fluid is drawn out of the fuel system by a preservation fluid pump, wherein the treatment system includes the fuel pump and preservation fluid pump.