This service manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Always wear safety goggles and waterproof gloves. If more information is needed, do not hesitate to contact your Komatsu Dealer: he always knows how to get the best performance from the machine, he can recommend the equipment that is most suitable for specific needs and can provide the technical assistance necessary for any change that may be required to conform the ma- chine to the safety standards and traffic rules. It is this level of detail, along with hundreds of photos and illustrations, that guide the reader through each service and repair procedure. The cab is equipped with two doors: the left door is the one to be used to get on and off the cab, while the right door is to be used as emergency exit. It is likewise recommended not to stop the engine suddenly if it has been running for a long period and is still hot;. Non-compliance with these instructions may cause serious damage and even death.
When working with other operators or when the work site is often occupied by other operators, make sure that everyone knows and understands all the signs described above and, in any case, that everyone works in such a way as to be able to see the machine and to be visible to the operator. The difference when you do it yourself there will be no huge bill waiting for you — just a pair of greasy hands that can be washed off in a few minutes. Do not use naked flames and do not smoke near the battery, and avoid producing sparks. Have this operation performed by your Komatsu Dealer. Follow all the safety rules, precautions and instructions when using the machine or performing maintenance operations. If the loader control lever has to be used during travel, avoid any abrupt and quick movement that may affect the balance of the machine and make it difficult to drive.
Wear goggles and safety shoes. The change of the equipment must be carried out by two operators, who must decide together the words and signals to be used during work. After lubrication, remove all the contaminated grease that may have spread out of the nipples. In these conditions, if any maintenance operation has to be carried out, the operator runs the risk of being burned or injured. The installation of the clamshell bucket must be carried out at the worksite; if the machine must travel on roads, remove the bucket. The braking system must be bled with the machine positioned on level ground, the loader arm completely lowered, the backhoe boom in transport position and the parking brake applied. Use clean oils and greases.
If necessary, the bucket can be attached to the quick coupling 1 even in reversed position, as shown in Fig. The following tables indicate the characteristics and the functions of the single fuses and relays. Do not move downhill with the gearshift in neutral, but keep always the low gears engaged. Move changing direction very slowly, with the bucket as low as possible. Do not dig beyond the boom fulcrum line, since the ground may collapse and cause the machine to overturn.
The four-wheel drive can be engaged and disengaged by means of the switch 1 positioned on the front dashboard. Non-compliance with this rule may result in serious accidents. If fuel is spilled, wipe it up immediately. If the plates are damaged, request Komatsu or your Komatsu Dealer to send you spare plates and change them. If visibility decreases due to mist, smoke or heavy rain, stop the machine in a safe position and wait for the weather to improve until visibility becomes acceptable. The manual even includes wiring diagrams and accurate specifications, which lets you carry out the repair with ease and satisfaction.
Replace any component only with homologated parts available at Komatsu or its Dealers. Carrying out a standard repair by yourself would save you a lot of money when compared to taking it to a repair workshop center. Before moving the machine, sound the horn to warn the persons standing or working in the area. The battery produces hydrogen, which may explode. If it is necessary to replace a screw or a nut, always use Komatsu original spare parts of the same size as those to be replaced. When the coupling pins are removed or installed, chips may come off;. Do not mix different types of oil.
During these operations some fuel may be spilled; clean the dirty areas immediately, in order to prevent any risk of slipping or fire. The information stored in a cookie is transferred between a website and the browser to provide enhanced functionality and improve the user experience when using the website. When assembling the equipment or cylinder connection pins, use wooden, plastic or in any case not excessively hard tools to check the centering of the holes. When changing pipes, always change O rings, gaskets and analogous components. Fuel is flammable and therefore very dangerous.
Park on slopes only when it is absolutely necessary. Use only Komatsu genuine parts, which alone can guarantee excellent quality and interchangeability. Some cookies are only stored for the duration of your site visit whilst others are stored for longer periods of time. Always wear an eye shield and safety shoes. Komatsu declines any responsibility for injury or damage caused by unauthorized modifications. Furthermore, the load must always be centered with respect to the forks. Have this operation performed by your Komatsu Dealer.
Do not use any bent or cracked pipes or hoses that were previously rejected because of leaks or fastening defects, since they may burst during use. There will be times when a new part needs to be sourced and this can easily be done online. For air recirculation inside the cab distribution is obtained by means of an adjustable vent with variable flow rate 8. In 1931, the company built the first ever crawler typed tractor in Japan which created a history in the country and the popularity of the company was leaping and bounding. Stop the engine and do not smoke when refuelling.