TM-9-2815-205-24 Technical Manual for M113 Engine 6V53 6V53T Download
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TEST AND INSPECTION WARNING Protect personnel against any stream of pressurized water from a leak or rupture of a fitting, hose, or oil cooler during high-pressure air-leak test. Failure to comply may result in injury to personnel. 1. Engine oil cooler - Install rubber gasket (Figure 4, Item 36), fabricated blocking plate (Figure 4, Item 35), eight 5/16 inch diameter bolts (Figure 4, Item 41), flat washers (Figure 4, Item 37), and nuts (Figure 4, Item 38) on flanged side of engine oil cooler (Figure 4, Item 18). 2. Connect air line to blocking plate (Figure 4, Item 35) and apply pressure of 75 PSI (517 kPa) to oil cooler. 3. Submerge oil cooler assembly in a container of water heated to 180°F (82°C). Air bubbles in water indicate leaks. Replace oil cooler if leaks appear. 4. Release air pressure on oil cooler assembly. Remove plate, gasket, and hose from oil cooler. 35 36 18 28, 29 38 39 40 41 37 MAINT_052 Figure 4. Oil Cooler Assembly Cleaning/Test and Inspection. WARNING Compressed air used for cleaning purposes will not exceed 30 PSI (207 kPa). Use only with protective equipment (goggles, face shield, gloves, etc.). Failure to comply may result in injury to personnel. 5. Dry oil cooler with compressed air. 6. Transmission and differential oil coolers - Plug one hole in transmission oil cooler (Figure 4, Item 29) with 3/4-14 NPT pipe plug (Figure 4, Item 39). Install 3/4-1/4 inch reducer bushing (Figure 4, Item 40) in other hole of oil cooler. TM 9-2815-205-24 0020 0020-7