Section III. CYLINDER HEAD, VALVES, FLYWHEEL, AND
FLYWHEEL H O U S I N G
( 6 ) Disconnect and remove the fuel rod
between the governor and the injector control tube
lever (fig. 3-38).
those items that are Considered components of the
( 7 ) Remove the exhaust manifold (TM 10-
engine. These items consist of various parts which
make up the basic engine.
( 8 ) Remove the injector control tube and
3-19. Cylinder Head and Valves
bracket as an assembly (para 3-13).
a. General. The cylinder head is a one piece
( 9 ) If cylinder head is to be stripped for
casting. It may be removed as an assembly con-
reconditioning of valves and valve seats or for a
taining cam followers, cam follower guides, rocker
c o m p l e t e cylinder overhaul, the fuel lines and
arms, exhaust valves and injectors. The head is
injectors should be removed at this time (para 3-
securely held to the top of the cylinder block with
(10) Remove cylinder head bolts and lift the
cylinder head off the cylinder block.
(1) Disconnect the exhaust piping at the
exhaust manifold (TM 10-3930-243-12).
When resting the cylinder head
(2) Drain the cooling system (TM 10-3930-
a s s e m b l y on a bench, protect the cam
follower and the injector spray tip by
(3) Disconnect fuel lines at cylinder head.
r e s t i n g the valve side of the head on
(4) Remove the thermostat housing and
w o o d e n blocks at least 2 inches thick.
thermostat as an assembly (TM 10-3930-243-12).
(11) Remove the cylinder head compression
(5) Remove the valve rocker cover (TM 10-
gaskets, oil seals, and water seals and discard.