TESTING AND ADJUSTING
LOCATION OF FUEL SETTING COVER
LOCATION FOR GAUGE AND CONTROL ROD
AND SYNCHRONIZING PIN
1. Plug. 2. Synchronizing pin. 3. Cover.
(Rocker Shaft Removed for Illustration)
The top bolt that holds cover (3) in position is
5. 6V3119 Rack Synchronizing Gauge [12.7 mm (.50
synchronizing pin (2). Remove synchronizing pin
in.)]. 6. Control rod.
(2) and plug (1) from the front drive housing. DO
NOT destroy seal or remove cover (3).
Turn the governor or actuator terminal shaft to
the fuel "ON" position until the flat face of fuel
Remove the washer from synchronizing pin (2)
stop lever (4) contacts synchronizing pin (2).
and install it into the threaded hole where plug
This is the synchronizing position or zero
(1) was removed. Tighten synchronizing pin (2).
reference point. Hold the control linkage in this
position when the injectors are adjusted.
Remove the valve covers.
With the fuel stop lever against the
Synchronizing Gauge (5) on the round part of the
injector rack between the injector body and the
end of the rack. Use a screwdriver and make an
adjustment of control rod (6). Turn the screw on
control rod (6) one "click" at a time until rack
synchronizing gauge (5) just Fits between the
injector body and the shoulder at the end of the
rack. Remove the screwdriver from control rod
(6) so no pressure is on the linkage while the
setting is checked with rack synchronizing
gauge(5). Any pressure on the linkage with the
screwdriver will not give a correct indication
when the setting is checked with the rack
synchronizing gauge. To make sure the linkage
is free and giving the correct setting, move (flip)
the linkage and check the setting again. Put the
box end of a 9/16" or 5/8" combination wrench
(Governor Fastener Cover Removed Only For
over the nut and bolt that holds control rod (6)
and the bellcrank together. Pull up on the control
rod two or three times; then check the setting
2. Synchronizing pin. 4. Fuel stop lever.