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 TM 55-1905-223-24-3
e. Remove machine thread plugs (21) from each end of straight shaft (23).
f.
Remove preformed packing (22) from each end of straight shaft (23). Save the packings.
REPAIR
a. Clean all parts with solvent or steam before instalation.
WARNING
High pressure compressed air tanks, piping systems, and air operated
equipment has a potential for serious injury to eyes and exposed areas of skin
due to escaping air pressure.
b. Dry all parts with compressed air.
NOTE
Visually inspect all parts and housing for cracks, burrs, or damage. Replace, if
necessary, rocker lever housing (18), poppet cover gaskets (9) rocker lever
housing gaskets (20), engine poppet valve rocker arms (15, 17), injector rocker
levers (16), and nonmetallic hose (3).
ASSEMBLY
a. Install the setscrew (14) and plain hexagon nut (13) in each engine poppet valve rocker arm (15, 17)
and injector rocker lever (16). Do not tighten the nuts (13).
b. Install machine thread plugs (21) in the straight shaft (23).
NOTE
Hold one machine thread plug with an allen wrench while tightening the other
plug to 70 ft-lb (94.9 N.m) torque. Repeat so both plugs are tightened to 70 ft-lb
(94.9 N.m) torque.
CAUTION
The setscrew hole (4, Figure 2-24) must be to the top and the seven oil passage
holes (5) toward the flat side of the housing for correct assembly.
2-111
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