TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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a12. LOW ENGINE POWER (CONT) TM 9-2320-366-20-1 2-108.2 Change 1 KNOWN INFO TEST OPTIONS Remove and inspect REASON FOR QUESTION KNOWN INFO REASON FOR QUESTION Visual inspection TEST OPTIONS NO YES YES NO POSSIBLE PROBLEMS Fuel OK. Oil level OK. Air cleaner OK. Air system OK. Fuel hoses OK. No air in fuel system. 4. Fuel OK. Oil level OK. Air cleaner OK. Air system OK. Fuel hoses OK. No air in fuel system. Fuel filters clean. POSSIBLE PROBLEMS 3. Dirty fuel filters. Faulty fuel pressure regulating valve. Restricted or damaged fuel filter. Faulty fuel governor. Are fuel/water separator filter and fuel filter clean and clear of debris? Dirty or clogged fuel/water separator filter and/or fuel filter will cause low engine power. Replace fuel/water separator filter (para 4-13) and/or fuel filter (para 4-14). Replace fuel pressure regulating valve (para 4-3). Is fuel pressure regulating valve free from leaks or damage? A defective or leaking fuel pressure regulating valve will cause low engine power. Faulty fuel pressure regulating valve. Restricted or damaged fuel filter. Faulty fuel governor.