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TM 5-4320-306-24
4-7. REPLACE/REPAIR VALVES, VALVE GUIDES, AND VALVE SEATS
This task cover:
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
Cylinder head clamping stand No 120900
Materials/Parts
Crocus abrasive cloth (Item 1, Appendix C)
Depth gage
Drill fixture No 122460
Diesel fuel oil (Item 6, Appendix C)
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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