TM 5-3810-306-20TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING (CONTD)MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION2.ENGINE HARD TO START OR WILL NOT START - EXHAUST SMOKE PRESENTStep 1.Engine cranking speed too slow.a. Using STE/ICE, check engine cranking RPM. If OK, do Step 2. (Refer to VTM test no. 10.)b. Refer to ENGINE WILL NOT CRANK.Step 2.Starting aid needed for cold weather not working properly.a. Remove starting aid bottle and ensure bottle is not empty. If OK, do Step C.b. Replace starting aid bottle. (Refer to page 5-16.)c. Check solenoid valve for proper operation. If OK, do Step 3.d. Replace solenoid valve. (Refer to page 5-17.)Step 3.Air in fuel system.a. Bleed the fuel system and check for suction leaks. If OK, do Step 4.Step 4.Fuel supply restricted.a. Replace fuel filter and check fuel lines for restrictions. If OK, do Step 5.b. Replace restricted fuel line(s).Step 5.Air intake system restricted.a. Inspect air cleaner elements and check air intake tubes for blockage. If OK, do Step 6.b. Replace air cleaner elements. (Refer to page 5-4.)Step 6.Valves incorrectly adjusted.a. Check and adjust valves. If OK, do Step 7. (Refer to page 4-2.)3-5
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