Figure 5-2. Two Block Counterweight. Switch and Hook Block

Figure 5-3.Preparation for Raising the Hook Block

TM-5-3810-305-10 Crane Wheel Mounted Hydraulic Light 7 1/2 Ton (Rough Terrain Crane) Model LRT 110 Manual
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TM5-3810-305-10 a. b. Set outriggers by extending beams and lowering outrigger pads to the ground. Lift the LRT 110 Crane off ground and level it, using bubble level on right side of console. CAUTION When removing hook block from storage bracket, pay out cable while raising boom to prevent damage to windshield. Raise boom to a 50-degree elevation, keeping hook block in vertical position. Unhook hook block from storage bracket. Lower boom to horizontal position while raising hook block. c. Shut engine off. 2. Remove anti-two block counterweight (Figure 5-2) as follows: a. b. c. d. Using 6 mm hex allen wrench, open and split the anti-two block counterweight hanging down from boom tip around hoist cable. Separate and remove counterweight halves from cable. Using capscrews, reassemble counterweight halves after removal. Figure 5-2. Remove counterweight from anti-two block switch by removing thumbscrew from clevis holding chain to anti-two block switch. Remove counterweight and chain. Stow in tool box. Reinstall clevis on anti-two block switch with thumbscrew. Anti-Two Block Counterweight. Switch and Hook Block 5-3

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