TM 5-3810-300-24&P-3
Fig. 8 - Cylinder Head Mounted on Holding Plates
inserts or for a complete overhaul, remove the fuel pipes
and injectors at this time. Refer to Section 2.1 or 2.1.1
for removal of the injectors.
12. Loosen (three or four turns) the two bolts directly
below each lifter bracket which attach the balance weight
cover and flywheel housing to the front and rear end
Fig. 7 - Removing or Installing Injector Control Tube
plates. Otherwise, the threaded ends of the bolts may
interfere with removal of the cylinder head.
with accessories that affect cylinder head removal, note
the position of each before disconnecting or removing
13. Remove the two bolts which secure the front lifter
them to ensure correct re-installation. Then refer to Fig.
bracket to the balance weight cover and the two bolts
3 and remove the cylinder head as follows:
attaching the rear lifter bracket to the flywheel housing.
1. Drain the cooling system.
2. Disconnect the exhaust piping at the exhaust
14. Check the torque on the cylinder head bolts and
manifold.
stud nuts (if used), before removing the head. Then
remove the bolts and nuts and, using lifting hooks and a
3.
Remove the air cleaners and the air inlet housing.
chain hoist, lift the cylinder head from the cylinder block.
Checking the torque before removing the head bolts and
4. Remove the exhaust manifold.
examining the condition of the compression
5. Disconnect the fuel lines at the cylinder head and
remove the fuel filter (Fig. 3).
6. Remove the thermostat housing assembly.
7.
Remove the water manifold.
8. Clean and remove the valve rocker cover and the
governor cover.
9. Disconnect the fuel rod from the injector control
tube lever and the governor. Remove the fuel rod.
10. Remove the injector control tube (Fig. 7) and
brackets as an assembly.
11. If the cylinder head is to be disassembled for
reconditioning of the exhaust valves and valve seat
Fig. 9 - Cylinder Head Prepared for Pressure Test
Page 33
