TM5-3810-305-10Preparation for Removing Upperstructurefrom Carrier1.2.3.Swing mast and lifting arm around frombeside cab and position it over lifting point ofboom, between toggle sheaves (Figure 5-21).Start engine. Lower hook block to groundand begin paying out cable to form slack fromtoggle sheaves up to clevis on lift arm. Main-tain tension on cable to prevent unspooling.Insert wedge block between winch cable andwinch brace at counterweight (Figure 5-6).Figure 5-6 Wedge Block in Winch DrumFigure 5-21 Positioning of Mast and Lifting Arm5-15
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