TM-9-2350-247-10 Operator Manual M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-10 START ENGINE (M548A1) — Continued 0013 00 C A U T I O N Normal idle is 650–700 rpm, and normal coolant temperature is 160 F–230 F (71 C–110 C). If you let the engine run at idle for too long, the engine could cool below 140 F (60 C). Running below 140 F (60 C) for very long can damage the engine. Run the engine at 1,200–1,500 rpm to keep coolant temperature in the normal range. 8. When the engine starts, set the hand throttle to run the engine at 800–1000 rpm for 3–5 minutes. This is to warm up the coolant and get all the oil warm and circulating. 9. Push the hand throttle IN. Check that the engine idles at 650–700 rpm. 10. When the engine is warmed up, do the During (D) Preventive Maintenance Checks and Services (WP 0057 00). 0013 00-5