Engine Tune-Up
Fig. 1 - Governor Mounting and Linkage in the Control Housing
Position Injector Rack Control levers and
the sub-cap (refer to Adjust Maximum No-Load
Speed), then remove the cotter pin from the shaft and
Adjust Governor linkage
make a careful visual check of the alignment of the
holes in the terminal lever and the shaft. If they are
1. Clean and remove the valve rocker cover from each
not in alignment, remove the shaft and reinstall it so
cylinder head.
the holes are in perfect alignment. Then install the
cotter pin and sub-cap.
2. Loosen all of the inner and outer injector rack
Then, after adjusting the exhaust valves and timing
the injectors, position the injector rack control levers,
adjust the governor linkage and adjust the governor.
Fig. 2 - Governor-to-Injector Rack Control
Fig. 3 - Governor Pointer and Scale
Linkage
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