Rack Control Linkage
(16) Fuel setting screw. (17) Rack lever for No. 1 injector. (18)
Push down on rack lever (17) and quickly release it.
"Flip" the lever in this manner to make sure there is
smooth movement of the injector rack.
Refer to the TMI (Technical Marketing Information)
Governor Bench Performance Data for the correct fuel
Check Fuel Setting
(2) Dial indicator. (3) 1U6679 Indicator Group. (14) 1U7305
Insertion Tool. (15) 1U6681 Holding Tool.
If the reading on the dial indicator (2) is within ± 0.25
mm of the specified fuel setting, go to Step 16.
If the fuel setting needs adjustment, use 1U6673
Wrench to loosen the locknut of fuel setting screw (16).
Adjust fuel setting screw (16) until the indicator reading
is the same as the correct fuel setting. Turn the screw
CCW for more fuel (greater fuel setting) or CW for less
fuel (lower fuel setting).
Do not loosen screw holding clamp assembly (18) to the
control shaft. (This screw can be identified by sealant in
socket head). Clamp assembly (18) is factory set to the
shaft. Loosening the clamp will cause poor engine
performance and may damage the engine.
With 1U6673 Wrench, hold fuel setting screw (16) in
position while tightening the locknut. Recheck the fuel
setting by "flipping" (pushing down and releasing) lever
(17). Read the dial indicator again. If the fuel setting is
not correct, repeat Steps 14 and 15.
Remove 1U6681 Holding Tool (15) and 1U7305
Insertion Tool (14) from the engine. Use 6V0006 Pliers
to slide sleeve (11) into the governor (lubricate the O-
ring seal on the sleeve with engine oil if necessary).
Install clip (9).
Remove 1U6679 Indicator Group (3) and the dial
indicator. Install bolt (1) in the inlet manifold.
If the rocker arm assembly was removed for this
Compressor. Install the rocker arm assembly.
Make sure push rods are properly seated in the
rocker arms and lifters. Check valve lash and fuel
timing. See subjects Valve Lash and Fuel Timing.
With engine stopped and the engine's electrical system
shut off, install the fuel shutoff solenoid. Install the valve