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TM 5-4210-220-34
2-19.
ENGINE - Continued
2-19.5
Injectors - Continued
(22) Make a trial cut by turning the reamer steadily without applying downward force. Remove the reamer. Blow
out any chips and look at the bevel seat. Note which portion of the seat has been cut (shiny).
(23) Lower the reamer again and resume cutting.
Proceed in 2 turn operations, removing chips each
time. When the gage tool is flush to -0.014 in.
(0.36 mm) with the lower face of the cylinder head,
stop cutting. (For checking, repeat steps 19 and
20 preceding).
WARNING
Dry
cleaning
solvent
P-D-680
(safety
or
Stoddard’s solvent) is potentially dangerous.
Avoid repeated and prolonged breathing of
vapors and skin contact with the liquid. Do not
use near open flame, arcing equipment or other
ignition sources. Always wear eye protection
and protective clothing. The flash point of P-D-
680 is 100 to 138 deg. F (30 to 59 deg. C).
Death or serious injury could occur if compressed air is directed against the skin. Do not use compressed air for cleaning
or drying unless the pressure is/has been reduced to 30 psi (2.11 kg/cm2) or less. When working with compressed air,
always use chip guards eye protection and other personal protective equipment. (24) Wash the interior of the injector tube
with dry cleaning solvent (item 10, Appendix B) and dry with compressed air.
2-192 (2-193 Blank)
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