Cylinder Head Removal - JLG E450A Service And Maintenance Manual

c. Unscrew cylinder head with hook spanner wrench.
Refer Figure 5-81. and Figure 5-82.
Figure 5-78. Cylinder Head Removal
6. Attach a suitable pulling device to the cylinder rod end.
EXTREME CARE SHOULD BE TAKEN WHEN REMOVING THE CYLINDER ROD,
HEAD, AND PISTON. AVOID PULLING THE ROD OFF-CENTER, WHICH COULD
CAUSE DAMAGE TO THE PISTON AND CYLINDER BARREL SURFACES.
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SECTION 5 - BASIC HYDRAULIC INFORMATION & SCHEMATICS
7. With the barrel clamped securely, apply pressure to the
rod pulling device and carefully withdraw the complete
rod assembly from the cylinder barrel.
Figure 5-79. Cylinder Rod Support
5-89