TM 10-4320-307-24
4-12
CYLINDER HEAD ASSEMBLY REPAIR
This task covers:
a.
Disassembly
b.
Cleaning
c.
Inspection
d.
Repair
INITIAL SETUP
Tools
Materials/Parts (Continued)
Tool kit, general mechanic's (Item 1, Appendix B)
Wire brush
Inside micrometer (Item 4, Appendix B)
Lapping and grinding compound (Item 18,
Bore gauge
Appendix C)
Valve spring compressor
Dye penetrant
Reamer (Item 3, Appendix B)
Prussian blue (Item 24, Appendix C)
Milling machine
Equipment
Valve grinding machine
Condition
Orbital sander
Reference
Condition Description
Rubber hammer
Paragraph
Cylinder head assembly
Materials/Parts
3-36
removed
Dry cleaning solvent (Item 30, Appendix C)
General Safety Instructions
Antiseizing tape (Item 31, Appendix C)
Well ventilated area for cleaning
DISASSEMBLY:
Live steam used for cleaning shall not exceed 100 psi (690 kPa). During
steam cleaning operations, adequate ventilation, natural or forced, should
be provided. Do not direct live steam against skin.
Death or serious injury could occur if compressed air is directed against
the skin. Do not use compressed air for cleaning or drying unless the
pressure is/has been reduced to 30 psi (2.11 kgcm2) or less. When
working with compressed air always use chip guards, eye protection. and
other personal protective equipment.
1.
Prior to disassembling the cylinder head, steam clean and dirty assembly with compressed air.
NOTE
The procedures and quantities listed are for disassembly of one cylinder head
assembly. These procedures are the same for any one of the three cylinder
head assemblies.
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