TM 55-1945-205-24-20312 00 20312 00WARNING4.Mark the cylinder head (1) with a 125°F (52°C) temperature indicating stick (2).5.Mark the cylinder head (1) with a 163°F (73°C) temperature indicating stick (3).6.Observe both areas marked by the temperature indicating sticks for the following readings.a.At 900 RPM, the 125°F (52°C) mark should appear liquid and glossy. If the temperature indicating stick mark does not appear liquid and glossy, contact depot maintenance to troubleshoot the engine for causes of running too cool. b.At 900 RPM, the 163°F (73°C) mark should remain dull and chalky. If the temperature indicating stick mark becomes liquid and glossy, contact depot maintenance to troubleshoot the cooling system for causes of overheating.7.Increase engine speed to 5000 RPM. 8.The 163°F (73°C) mark should remain dull and chalky. If the mark appears liquid and glossy, contact depot maintenance to troubleshoot the cooling system for causes of overheating. 9.Shut down the engine. (TM 55-1945-205-10-2) 10. Install RHIB engine cover. (WP 0297 00)END OF WORK PACKAGE213
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