TM 10-4320-309-14
TM 4320-14/1
5-4. REPLACE/INSPECT/REPAIR CYLINDER HEAD AND VALVE ASSEMBLY
This task covers:
a) Removal
c) Repair
b) Inspection
d) Installation
INITIAL SETUP
Tools
Square, 6" Machinist (Item 5,
Appendix B, Section III)
Tool Kit, General Mechanics (Item 2,
Appendix B, Section III)
Socket Set, 8 to 19 mm (Item 6,
Appendix B, Section III)
Shop Equipment, Automotive Maintenance
and Repair: Field Maintenance,
Common No. 2 (Item 4, Appendix B,
Section III)
Calipers, Vernier, 0" to 6" (Item 20,
Appendix B, Section III)
moved from
Fitting Tool, Valve Stem Seal (Item 26,
Appendix B, Section III)
Materials/Parts
Crocus cloth (Item 1, Appendix E,
Section II)
Diesel fuel (Item 4,
Appendix E, Section II)
Equipment
Condition
Pars
3-14
3-18
3-21
Air cleaner removed.
Fuel tank removed from valve
rocker arm cover.
Exhaust silencer/spark arrestor re-
cylinder head.
3-22
4-16
4-18
Valve rocker arm removed.
Fuel injection nozzle removed from
cylinder head.
Air intake bend removed.
REMOVAL:
a.
Remove rocker arm support bolt (15, Figure 5-2)
b.
Remove rocker arm support (7) with intake and exhaust valve rocker arms (10 and 13) attached.
c.
Remove retainer (5) and retainer keeper (6) from top of valve spring (4).
d.
Remove valve spring (4).
e.
Remove valve spring washer (9).
f.
Remove two nuts (1, Figure 5-3) and washers (2) from cylinder head studs.
g.
Remove two cylinder head nuts (3) and cylinder head washers (2) from cylinder head studs.
h.
Remove cylinder head assembly (4) by lifting straight up off the four cylinder head studs.
i.
Remove and discard push rod O-ring (6) and cylinder head gasket (5).
5-5
