Engine Tune-Up
Fig. 1 - Hydraulic Governor Mounting
Fig. 3 - Bolt in Position through Bell Crank
CAUTION: Care should be taken to avoid
Lever
setting the racks too tight, causing the fuel rod
to bend.
on the right front bank, hold the 4R injector rack in
7 . To be sure the rack control lever is properly
the full-fuel position by means of the lever on the
adjusted, press down on the injector rack with a screw
c o n t r o l tube assembly and turn down the inner
driver or finger tip (Fig. 5). A light pressure should
cause the rack to rotate. The rack is sufficiently tight if
adjusting screw of the 3R injector rack control lever
the rack returns to its original position when the
until the injector rack has moved into the full-fuel
pressure is removed. The rack is too tight if a heavy
position. Turn the outer adjusting screw down until it
pressure is required to rotate the rack.
bottoms lightly on the injector control tube. Then
alternately tighten both the inner and outer adjusting
8. Adjust the 5R, 4L and 5L injector rack control
screws.
levers as outlined in Steps 6 and 7. When the settings
are correct, all four of the injector racks will be snug
on the ball end of the control levers when the injectors
are in the full-fuel position.
9. To adjust the remaining injector rack control levers
Fig. 4 - Positioning No. 4R Injector Rack
Fig. 2 - Governor to Injector Rack Control
Control Lever
Linkage
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