TM-9-2320-366-34-4 MTV Direct Maintenance Manual M1083 Series - Volume 4 Download
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TM 9-2320-366-34-4 NOTE Injector sleeves should be replaced when repairing cylinder heads with high hours. (10) Inspect six injector sleeves (8) for damage, corrosion, cracks, or pitting. (11) Measure cylinder head flatness, using a straight edge and feeler gage. Refer to Table 20-4 Cylinder Head Surface Flatness. NOTE Always check the thickness of a cylinder head before resurfacing. Cylinder head may have been previously resurfaced and may not have enough stock to be resurfaced again. (12) Measure the cylinder head (9) for thickness dimension (A), and compare the dimensions to Table 20-3 Valve Seat Insert Specifications. A maximum stock removal of 0.010 in. (0.025 cm) is permissible when resurfacing the head or a minimum head thickness of 4.037 in. (10.25 cm). Table 20-4. Cylinder Head Surface Flatness. Overall 0.006 in. (0.015 cm) For Any Span 0.002 in. (0.005 cm) 5.91 in. (15.01 cm) 20-15