TM 9-4520-272-14&P
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SERVICE
WARNING
Cleaning solvents are flammable and toxic to eye, skin, and respiratory
tract. Skin and eye protections are required when working in contact with
cleaning solvents. Avoid repeated or prolonged contact. Work in well
ventilated area only. Keep away from heat, sparks, and open flame. Do not
smoke while using cleaning solvent. Failure to observe this warning can
result in injury or death to personnel.
1. Clean cylinder head components with cleaning solvent and a clean rag. Allow to air dry.
2. Remove carbon deposits from cylinder head (1) and valves (15, 16) using a wire brush. Use care to
prevent damage to surfaces.
3. Remove all old gasket material from crankcase and cylinder head mating surfaces.
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