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 TM 55-1905-221-14-2
5-14. ROCKER ARMS, CAM FOLLOWERS AND PUSHRODS (Continued).
LOCATION/ITEM
ACTION
REMARKS
ADJUSTMENTS (Cont)
1.
With the engine stopped,
remove the two attaching
bolts (12), and withdraw
the governor high speed
spring retainer cover (13).
2.
Back out the buffer screw
(7) until it extends
approximately 5/8 inch
(1.588 cm) from the locknut
(8).
3.
Start the engine, and
loosen the idle speed
adjusting screw locknut
(11), and adjust the idle
screw (1) to obtain the
desired idle speed. Hold
the screw and tighten the
locknut to retain the ad-
justment. The recommended
idle speed is 550 rpm.
4.
Stop the engine and remove
the governor cover (38)
including lever (14, 15
and 16) as an assembly.
5.
Remove the valve rocker
cover.
6.
Remove the fuel rod (17)
from the differential
lever (37), and the
injector control tube
lever.
7.
Check the gap between the
low speed spring cap (5),
and the high speed spring
plunger (2) with gage
J5407 as shown in the
previous figure.
5-312
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