With engine stopped and the engine's electrical system
shut off, remove the fuel control solenoid to allow free
movement of the injector rack control linkage during fuel
Remove bolt (1) from the inlet manifold.
Fuel Setting Tooling
(2) 6V106 Dial Indicator. (3) 1U6679 Indicator Group.
(4) Lever (part of 1U6679 Indicator Group).
Install 6V6106 Dial Indicator (2) in 1U6679 Indicator
Group (3). Do not tighten the indicator yet.
Fuel Setting Indicator Installed
(2) 6V6106 Dial Indicator. (3) 1U6679 Indicator Group.
No. 1 Injector
(4) Lever (part of 1U6679 Indicator Group). (5) Rack head. (6)
Rack bar. (7) Injector base. (8) Rack stop.
Make sure the end of rack bar (6) is clean. Install
assembled 1U6679 Indicator Group (3) and 6V6106 Dial
Indicator (2) as shown where bolt (1) was removed.
Position the dial indicator group so that the dial indicator
stem is parallel to the rack bar of the No. 1 injector
(perpendicular to the rocker arm shafts). Lever (4) must
contact the end face of rack bar (6).
Firmly push rack head (5) of No. 1 injector, by hand,
toward the injector until rack stop (8) touches injector
base (7). The No. 1 injector is now at fuel shutoff.
If rocker arm assembly is installed, rotate the
control shaft in the "FUEL OFF" direction (against
spring pressure) until all of the injector levers are
in the shutoff position.