3.20 WORK ON THE LOADER ATTACHMENT OPERATION 3.20 WORK ON THE LOADER ATTACHMENT G Work on the loader attachment must be carried out only by personnel with special knowledge of the Shovel. Improper working on the attachment can cause severe accidents with personal injury. G If you are not sure how to carry out the work on the attachment contact your local Komatsu Service Station for support. OBSERVE THE FOLLOWING INSTRUCTIONS G Wear safety clothing, goggles, respirator and other safety devices, whenever working conditions make this necessary. G Provide hoists of sufficient capacity to lift heavy units.
Refer to the separate booklet ”Specifications” in part 3 of this file for weight specifications. G Be sure to observe the instructions in the ”Assembly Proce- dure Manual” which is also attached in part 3 of this file. G Before working on the loader attachment lower it to the ground, stop the engine and cycle all hydraulic control levers to relieve all pressure before disconnecting hydraulic lines. For more information See "STOPPING THE ENGINES" on page 240 G Lifting gear, tools and other suspension systems must be in good condition and of sufficient lifting capacity.
G Be sure hydraulic cylinders and attachment components are properly supported from hoist and securely fastened before removing supporting pins. G Floors must be clean and dry. After draining operations be sure all spillage is cleaned up. 272 WARNING