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TM 5-4210-220-34
3-8.
ENGINE - Continued
INSPECTION
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.
(1) Thoroughly clean the crankshaft with dry cleaning solvent (item 10, Appendix B). Remove plugs (11) and
clean out the oil passages with a stiff wire brush. When clean, dry the crankshaft with compressed air, and
replace the plugs.
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