TM 9-2320-209-34-2-3 18-8. HYDRAULIC HOIST CYLINDER ASSEMBLY REMOVAL, REPAIR, AND REPLACEMENT (TRUCK M342A2). NOTE This task is the same for the left and right hoist cylinder assemblies. This task is shown for the left hoist cylinder assembly. TOOLS: No special tools required SUPPLIES: Retainer packing Cylinder head preformed packing Solvent, dry cleaning, type II (SD-2), Fed. Spec P-D-680 Lubricating oil, ICE, OE/HDO 10, MIL-L-2104 Tags EQUIPMENT CONDITION: Truck parked, engine off, handbrake set, truck washed or steam cleaned. a. WARNING Always use safety braces when working under dump body. Movement of the control valve or leakage at the hydraulic cylinder line or hose connections can cause the body to drop to the subframe. CAUTION Do not use power to lower dump body to safety braces. Damage to subframe can occur. Preliminary Procedures. (1) Rasie dump body. Refer to TM 9-2320-209-10. (2) Lock safety braces under dump body. Refer to TM 9-2320-209-20. 18-190