1.            TEST OPTIONS                REASON FOR QUESTION     NO            TEST OPTIONS            Visual inspection     REASON FOR QUESTION     YES             KNOWN INFO              2. NO YES             KNOWN INFO              START a13. ENGINE CRANKS BUT DOES NOT START Is valve clearance adjustment correct? Fuel system OK.        POSSIBLE PROBLEMS        Inspection/adjustment Incorrect valve clearance adjustment may cause engine not to start. Adjust valve clearance (para 3-14). Fuel system OK. Valve clearance OK.        POSSIBLE PROBLEMS        Is cylinder head gasket free from damage? Replace cylinder head gasket (para 3-6). Faulty engine cylinder head gasket. Faulty engine cylinder head. Faulty engine assembly. Faulty valve clearance. Faulty engine cylinder head gasket. Faulty engine cylinder head. Faulty engine assembly. Tools and Special Tools   Tool Kit, Genl Mech (Item 78, Appendix B)   STE/ICE-R (Item 70, Appendix B) INITIAL SETUP   Equipment Conditions     Engine shut down (TM 9-2320-366-10-1).   References     TM 9-4910-571-12&P Although cylinder head gasket is a mandatory replacement part, this inspection is to determine if gasket may have been the fault. TM 9-2320-366-34-1 (2-66.1 Blank)/2-66.2          Change 1