TB-9-2350-368-25 Powerplant Test Stand M113A2 M113A3 M548A1 M548A3 Download
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TB 9-2350-368-25 4-11 Figure 4-7. Throttle and Shutoff Levers 31. Perform stall test as follows: CAUTION The stall check in this procedure is not allowed when engine is in vehicle. Using stall check can harm engine and/or transmission if not conducted properly. NOTE • The stall check will tell you if the powerplant is producing maximum power. If it is not, the check will tell you whether the engine or transmission is at fault. This check is to be used only if no other check is available. • M113A3/M548A3 OSV engines with X200-4 or X200-4A transmissions shall be rated at 275 horsepower +/- 5 percent at 2800 rpm, using DF2 fuel. There will be an additional 10% decrease in horsepower when using JP8 fuel. The minimum horsepower allowed is 235.12. a) Run engine at 800 rpm for 3–5 minutes with range selector in 1 range and brakes locked until normal engine operating temperature is reached.