INJECTOR REPAIR (CONT).
Be certain all mating surface parts are clean and free of burrs or other
imperfections which might result in incorrect flow or torque.
Drop check ball (1) into recess in barrel (2).
Hold barrel (2) with check ball up and install injec-
tor adapter (3) on barrel using two roll pins (4) as
Immerse plunger (5) in clean diesel fuel oil and
install in adapter (3) without spring.
Turn adapter (3) so that barrel (2) is up and place
injector cup (6) on barrel.
Lubricate cup flange contact area of cup retain-
er (7) with lubricating oil and assemble to adapt-
er (3). Screw retainer down hand tight.
Install flat machined areas in fuel supply groove of
injector adapter (3) into injector body wrench.
Using cup retainer wrench, tighten cup retainer to
required torque 57 ft-lb (77 Nm).