TM 5-3825-229-14&P
5-15. FUEL INJECTORS (cont)
a.
Removal (cont).
(2)
Disconnect four high-pressure lines (2) from four injector nozzles (1).
(3)
Remove fuel return lines (3) from injector nozzles (1).
(4)
Cap all fuel lines (2) and return lines (3) to prevent contamination of fuel.
(5)
Remove injector nozzles (1) using a 27 mm deep socket.
(6)
Remove injector nozzle seals (4) from injector nozzle bore and discard.
b.
Installation.
Removal and Installation of Fuel Injectors
(1)
Install new injector nozzle seals (4) in bore with concave side down.
(2)
Install injector nozzles (1) in cylinder head and torque to 51 lb-ft (69 Nm) (wet). Use a 27
mm deep socket to install fuel injectors.
(3)
Uncap pressure fuel lines (2) and connect to injectors (1).
(4)
Torque injector line nuts to 18 Ib-ft (24 Nm) (wet).
(5)
Install fuel return lines (3) on injector nozzles (1).
(6)
Refer to para. 4-53 and prime fuel system.
(7)
Refer to para. 4-49 and install air cleaner and hose.
(8)
Refer to para. 4-56 and install engine door.
5-41
