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TM 5-4320-305-24
4-7. REPLACE/REPAIR VALVES, VALVE GUIDES, AND VALVE SEATS
This task covers:
a.
Removal
c. Repair
b.
Cleaning/Inspection
d.
Installation
INITIAL SETUP
Tools
Valve seat ring cutter No. 122302
Shop set, automotive repair, field
Valve seat ring mandrel No. 122450
maintenance, basic
Valve seat ring mandrel No. 123950
Tool kit, master mechanics
Valve seat ring mandrel No. 123960
Calipers
Valve spring compressor No. 121120
Clamping plate No. 120910
Materials/Parts
Cylinder head clamping stand No. 120900
Crocus abrasive cloth (Item 1, Appendix C)
Depth gage
Diesel fuel oil (Item 6, Appendix C)
Drill fixture No. 122460
Hard metal milling cutter No. 122463
Lubricating oil (Item 10, Appendix C)
Pilot pin for drill fixture No. 122461
Equipment
Condition
Valve guide mandrel, 8 mm, No. 122305
Para
Condition Description
Valve guide mandrel, 8 mm, No. 123310
3-19
Cylinder head assembly removed
Valve guide mandrel handles, No. 122306
from engine.
Valve guide reamer, 8 mm, No. 123510
Special Environmental Conditions
Valve holder No. 122304
Well-ventilated area required for cleaning.
4-46
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