TM-9-2815-205-24 Technical Manual for M113 Engine 6V53 6V53T Download
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Fuel Flow NOTE If necessary, adapt a fuel line to the fuel return to reach container. On model 5063-5393 the fuel return fitting is machined into a fuel junction block which is mounted on the engine oil cooler. 1. Connect a fuel return line (Figure 8, Item 29) to the fuel return fitting (Figure 8, Item 28) on engine. 2. Hold open end of fuel return line (Figure 8, Item 29) in a measured container. WARNING Avoid contact with hot manifolds, pulleys, and other moving parts. Wear proper ear protection when running engine. Failure to comply may result in injury to personnel. 3. Start engine and run at 2200 rpm NO-LOAD. Using a stop watch, measure fuel flow from fuel return line (Figure 8, Item 29) for one minute. Minimum fuel return rate is 2/3 Gallons Per Minute (GPM). 4. Stop engine and remove fuel line (Figure 8, Item 29). Connect fuel return. 28 29 28 MODELS 5063-5393 5063-539L MAINT_429 Figure 8. Fuel Flow Check. TM 9-2815-205-24 0101 0101-8