The servicemen or mechanic may be unfamiliar with many of the systems on this machine. This makes it important to use caution when performing service work. A knowledge of the system and or components is important before the removal or disassembly of any component. Because of the size of some of the machine components. the serviceman or mechanic should check the weights noted in this Manual. Use proper lifting procedures when removing any components. Following is a list of basic precautions that should always be observed.
1. Read and understand all Warning plates and decals on the machine before operating. lubricating or repairing this product.
2. Always wear protective glasses and protective shoes when working around machines. In particular. wear protective glasses when pounding on any part of the machine or its attachments with a hammer or sledge. Use welders gloves, hood I goggles, apron and other protective clothing appropriate to the welding job being performed. Do not wear loose-fitting or torn clothing. Remove all rings from fingers when working on machinery.
3. Disconnect battery and discharge any capacitors before starting to work on machine. Hang “Do Not Operate” tag in the Operator’s Cab.
4. If possible, make all repairs with the machine parked on a level. hard surface. Block machine so it does not roll while working on or under machine.
5. Do not work on any machine that is supported only by lifi jacks or a hoist. Always use blocks or jack stands to support the machine before performing any disassembly.
6. Relieve all pressure in air, oil or water systems before any lines, fittings or related items are disconnected or removed. Always make sure all raised components are blocked correctly and be alert for possible pressure when disconnecting any device from a system that utilizes pressure.
7. Lower the bucket, blade, ripper or other attachment to the ground before performing any work on the machine. If this cannot be done. make sure the bucket. blade. ripper or other attachment is blocked correctly to prevent it from dropping unexpectedly.
8. Use steps and grab handles when mounting or dismounting a machine. Clean any mud or debris from steps. walkways or work platforms before using. Always face machine when using steps. ladders and walkways. When it is not possible to use the designed access system. provide ladders. scaffolds. or work platforms to perform safe repair operations.
9. To avoid back injury, use a hoist when lifting components which weigh 23 kg (50 lbs) or more. Make sure all chains, hooks. slings, etc, are in good condition and are in the correct capacity. Be sure hooks are positioned correctly. Lifting eyes are not to be side loaded during a lifting operation.
10. To avoid burns, be alert for hot parts on machines which have just been stopped and hot fluids in lines. tubes and components.
11. Be careful when removing cover plates. Gradually back off the last two belts or nuts located at opposite ends of the cover or device and pry cover loose to relieve any spring or other pressure, before removing the last two bolts or nuts completely.
12. Be careful when removing filler caps, breathers and plugs on the machine. Hold a rag over the cap or plug to prevent being sprayed or splashed by liquids under pressure. The danger is even greater if the machine has just been stopped because fluids can be hot.
TABLE OF CONTENTS:
Kobelco SK55SRX Tier 4 Crawler Excavator Service Manual – PDF DOWNLOAD
