TM 10-4320-344-24 Figure 4-40.Crankcase Maintenance, Models 609-C and US636HCCD-1.On Model 609-C remove six oil nozzles and lock washers from the bearing websof the crankshaft bearings.Discard the lock washers.h.Remove notched pins (14) and deflector plate (15).Discard notched pins (14).i .Remove plug (16) and flat washer (17).j .Remove and discard camshaft bearing bushing (18) from crankcase (1).4.4.21.2 Repair.Do not use cleaning solvent without proper ventilation and clothing.Do notsmoke or use near open flame or excessive heat.Dry cleaning solvent ispotentially dangerous to personnel and property.Clean parts in a well-ventilated area.Avoid inhalation of solvent fumes.Wear goggles and rubbergloves to protect eyes and skin.Wash exposed skin thoroughly.Failure toobey this warning may result in personal injury or death.a .Using sling, lower crankcase (1) into tank of heated cleaning solvent.Circulate cleaning solvent around crankcase (1) to increase cleaninge f f e c t i v e n e s s .4-81NOTE
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