While holding crankshaft to prevent fuel injection
pump from turning, remove nut (20) and washer
(21) from fuel pump shaft (22).
Using puller kit, push pump shaft (22) from fuel
pump drive gear.
Remove fuel pump (4) by removing .three nuts (23).
Remove studs (24) only if replacement is required.
Remove and discard gasket (25). Ensure that all
gasket material is removed from mounting surface.
Clean fuel pump and related components in accordance
with paragraph 1-24.
accordance with paragraph 1-24.
Locate top dead center (TDC) for cylinder number 1
in accordance with step A-3.
Install new gasket (25).
Install fuel pump (4) onto studs (24) and finger
tighten three nuts (23). Pump must be free to move
in mounting slots.