TM 9-2320-260-34-1
3-51. CYLINDER HEAD REPAIR
THIS TASK COVERS:
c. Inspection
a. Disassembly
d. Assembly
b. Cleaning
INITIAL SETUP
APPLICABLE MODELS
MATERIALS/PARTS
Two screw-assembled lockwashers
All
(Appendix D, Item 383)
TEST EQUIPMENT
Six freeze plugs (Appendix D, Items 324)
Portable magnetic tester (Appendix B, Item 70)
Two freeze plugs (Appendix D, Item 325)
Vacuum tester (Appendix B, Item 82)
Freeze plug (Appendix D, Item 326)
Sixteen half-keepers (Appendix D, Item 163)
SPECIAL TOOLS
Two O-rings (Appendix D, Item 270)
Air pressure gage (Appendix B, Item 73)
Lubricating oil (Appendix C, Item 21)
Crocus cloth (Appendix C, Item 53)
TOOLS
Prussian blue (Appendix C, Item 26)
General mechanic's tool kit
Sealing compound (Appendix C, Item 44)
(Appendix B, Item 1)
PERSONNEL REQUIRED
Spring tester (Appendix B, Item 10)
Cleaning brush (Appendix B, Item 72)
Two
Straightedge (Appendix B, Item 69)
REFERENCES (TM)
Outside micrometer (Appendix B, Item 8)
Torque wrench, 1/2 in. dr. (Appendix B, Item 3)
TM 9-247
Valve spring compressor (Appendix B, Item 81)
TM 9-2320-260-34P-1
Soft-head hammer (Appendix B, Item 47)
EQUIPMENT CONDITION
Valve guide arbor (Appendix B, Item 44)
Cylinder heads removed (para. 3-40).
Valve guide driver (Appendix B, Item 79)
Gage block (Appendix B, Item 78)
GENERAL SAFETY CONDITION
Valve pin extractor (Appendix B, Item 80)
Use care when removing half-keepers from valves.
Guide head spacer (Appendix B, Item 36)
Wear eye protection when replacing valves.
