Cylinder Head Overhaul Cylinder Head Removal 1. If the engine will not be removed from the traction unit, lower the coolant level in the engine. Loosen the hose clamp and remove the upper radiator hose from the thermostat housing. Disconnect the coolant bypass hose from the thermostat housing. 2. Remove plug from left side of cylinder block to drain the coolant from head and cylinder block. 3. Remove the muffler. 4. Remove the alternator (see Alternator Removal and Installation in the External Engine Component Repair section of this chapter). Figure 59
5. Remove the glow plug lead wires. 6. Remove the fuel injection pipes and return pipe. 7. Remove the rocker cover and gasket. 8. Loosen the rocker stay attaching bolts. Remove the rocker assembly (Fig. 59). 9. Loosen the cylinder head bolts. Use the sequence shown in Figure 60. Remove the cylinder head assembly including the intake and exhaust manifolds. 10. Remove the cylinder head gasket. Use a scraper tool to remove the cylinder head gasket from the cylinder head and cylinder block. Make sure all of the gasket material is removed. Do not damage or scratch the cylinder head or cylinder block surfaces.
Figure 60
11. Remove the intake and exhaust manifolds from the cylinder head. Remove thermostat housing and thermostat.
Cylinder Head Overhaul
Page 3 - 46
Reelmaster速 223-D