TM 5-4210-233-14&P-2
6-16. VALVE SEAT INSERTS
THIS TASK COVERS:
a. Removal
c. Follow-on Maintenance
b. Installation
TOOLS REQUIRED
EQUIPMENT CONDITION
Tool Kit, General Mechanics, Automotive
Cylinder Head Removed (see para 6-13.)
(Appendix B, Section III, Item 1)
Rocker Arms Removed (see para 6-21.)
Cam Followers and Push Rods Removed
Shop Equipment, Automotive
(see para 6-22.)
Maintenance and Repair
Exhaust Valve Bridges Removed (see para 6-24.)
(Appendix B, Section III, Item 4)
Fuel Injectors Removed (see para 6-43.)
Exhaust Valves Removed (see para 6-20.)
Installing tool (Appendix B, Section III, Item 29)
Engine Brake Retarder Removed (see para 6-34.)
Puller assembly, (Appendix B, Section III, item 30)
Collect, valve seat (Appendix B, Section III, Item 31)
MATERIALS/PARTS REQUIRED
Set, dial indicator (Appendix B, Section III, Item 32)
Lubricating Oil (Item 10, Appendix E)
There are 16 valve seat inserts on a cylinder head. All valve
seat inserts are removed in same manner.
(1) Support cylinder head (1), bottom side up, on two thick wooden blocks.
(2) Remove valve seat insert (2) out of cylinder head (1) using valve seat collect (Appendix B, Section
III, Item 31) and puller assembly (Appendix B, Section III, Item 30).
6-101
