KOBELCO’s liability for the machine. • If this manual is lost, damaged or unreadable, order a replacement from your KOBELCO authorized dealer. • This manual is a part of this machine and should be transferred with the machine to new users or owners.
[IMPORTANT INFORMATION] The copyright of this manual belongs to KOBELCO CONSTRUCTION MACHINERY CO., LTD. Copy, reproduction, distribution, and delivery (including these actions on the Internet) of all or part of this manual are prohibited without permission of KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Never use the machine for any purpose other than the above applications. If you use the attachment which KOBELCO did not supply, read, understand and follow the safety messages and instructions in the applicable manual described by the attachment manufacturer.
[IMPORTANT INFORMATION] WARRANTY This machine is warranted as per the standard warranty. In case of any failures are proved to be KOBELCO's responsibility, KOBELCO will repair or replace any parts or components for free of charge to the extent specified in the standard warranty.
• Always replace any safety label that is damaged or missing. If a safety label is attached to a part that is replaced, you will need to install a safety label on the replacement part. Your KOBELCO authorized dealer can provide new safety labels.
• Do not install any cab lifting device to the top guard or other protective structures. • If an accident occurs, do not try to straighten or repair the top guard or other protective structures. If required, contact your KOBELCO authorized dealer for functional verification or replacement of any of the protective structures.
• Never attach mirrors or other articles to the handrails. Over time, excessive vibration may weaken the handrail and cause it to fail. • If a failure occurs on the rearview camera or the side camera, contact your KOBELCO authorized dealer for repair.
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If the machine movement does not match the card displayed in the cab, change the card so as to match the machine control pattern. If any issue is found, do not operate machine until the issue had been corrected. If needed, contact your KOBELCO authorized dealer.
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Consult with your KOBELCO authorized dealer if damage or deformation of the hoses or piping is found. The hoses in below-mentioned conditions are required to be replaced.
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Contact KOBELCO before welding on machine. Welding could damage wires, electronic processors, hoses, and tubes. Any welding on structural parts (as undercarriage, upper frame, equipment parts,...) should only be done by the manufacturer, or authorized KOBELCO dealer. Welding performed by others will void the warranty for your machine.
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If it is disassembled, the spring will eject from the assembly and result in severe personal injury or death. If there is an issue with the recoil spring assembly, contact your KOBELCO authorized dealer for repair. BEFORE HAMMERING METAL PINS, TEETH OR BEARINGS Always wear required personal protective equipment such as safety glasses when using hammers, as metal fragments or other objects can fly and cause serious personal injury.
• Keep fire and other ignition sources away from the accumulator or gas spring. • Never throw accumulator or gas spring into fire. • Ask your KOBELCO authorized dealer to vent the gas from the accumulator or to remove the gas spring before disposal.
• Be sure to lower the attachment to the ground and ensure safety before switching the attachment mode. • If tuning of operability is needed, contact your KOBELCO authorized dealer. • When the control lock lever is raised upward to the "LOCKED" position, setting for changing the screen becomes possible.
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C onta ct your KOBELCO a uthorize d de a le r for re pa ir. S top ope ra tion, a nd lowe r the e ngine s pe e d to the low idle s pe e d to cool the e ngine .
• Be careful not to splash water, mud and drinks on the controller. It may cause failure. • When the controller warning is displayed on the monitor, contact your KOBELCO authorized dealer. See "WARNING DISPLAY SCREEN" in Chapter 2 for warnings.
2.10.6 HANDLING AT IN-SEASON/OFF-SEASON IN-SEASON To use the air conditioner for a long time comfortably, contact your KOBELCO authorized dealer for inspection and maintenance of the air conditioner at the beginning of in-season of cooling. OFF-SEASON During off-season, operate the air conditioner at least once a week for several minutes.
After the coolant cools down, turn the cap slowly to release the pressure. • If the water level in the reserve tank drops frequently, immediately contact your KOBELCO authorized dealer. Use the starter key to open the side door on the left side of the machine and hold it with the stay.
Before starting the engine, check the display status of the monitor according to the following procedure. When the warning is displayed on the monitor, ask your KOBELCO authorized dealer for inspection. Make sure the pilot control lock lever is in the "LOCKED" position.
(1) and fuel level meter (2). When the warning is displayed on the monitor, ask your KOBELCO authorized dealer for inspection. Check that the exhaust sound, the color of exhaust gas and vibrations of the engine are normal.
• Be sure to lower the attachment to the ground and ensure safety before switching the attachment mode. • If tuning of operability is needed, contact your KOBELCO authorized dealer. • When the control lock lever is raised upward to the "LOCKED" position, setting for changing the screen becomes possible.
USE OUR GENUINE PARTS • For replacement of parts, grease and oil, be sure to use KOBELCO genuine parts. Use grease and oil with the specified viscosity depending on the ambient temperature. • Store containers of greases and oils in a clean room to keep them away from dust and water.
If failures are found during inspection, replace the failure parts immediately. For inspection and replacement, contact KOBELCO or your KOBELCO authorized dealer. • The inspection and maintenance are needed every 2 years for the body of the exhaust gas cleaning device and the sensor cables and hoses attached to the body, and the mount.
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When replacing and refilling the long life hydraulic oil, use the oil specified by KOBELCO. When non-specified hydraulic oil is used or mixed, the performance decreases and the replacement interval of hydraulic oil needs to be shortened.
ABOUT USE OF BIO-OIL (BIODEGRADABLE HYDRAULIC OIL) 4.6.1 GREASE AND OIL FOR USE Regarding greases and oils for use, ask your KOBELCO authorized dealer. 4.6.2 PRECAUTIONS FOR BIO-OIL • When charging bio-oil to a machine using conventional mineral oil, perform flushing three times. Without flushing, the mineral oil in the circuit is not completely cleaned and the effect of biodegradability cannot be expected.
The machine can be used economically if the maintenance parts are changed properly and timely. The part numbers are subject to change without notice. When placing an order of parts, ask your KOBELCO authorized dealer for the part numbers. MAINTENANCE PARTS LIST...
• Check the tubes and the hoses in the DEF/AdBlue piping for deterioration and damage. • For the following inspections, contact your KOBELCO or KOBELCO authorized dealer. Inspection around the DEF/AdBlue dosing module for water leakage Inspection of the cooling water piping of the SCR system for water leakage, deterioration, and damage Inspection of the harnesses of SCR for damage, and the connecting parts for looseness.
• When replacing the O-ring or gasket, check the fitting condition at the mounting surface to prevent it from being twisted and broken. • Check drain engine oil, and if metal chips or powder is found in the oil, contact your KOBELCO authorized dealer/distributor.
• Operate the air conditioner at least once every week for several minutes to rotate the compressor regardless of the season. This will prevent the refrigerant gas from leaking from the compressor sealing. • If an oil stain is found around a pipe joint, it is a sign of gas leakage. Contact your KOBELCO authorized dealer for inspection.
• Do not disassemble the piston and its parts locating at the inside center of the electromagnetic pump. • When removing the gasket (4), hold the outer part of the gasket with your fingers and pull it out. Contact your KOBELCO authorized dealer for replacement of the filter. Disconnect the wiring attached to the pump (1) cover (5).
Hydraulic oil before filtration inside the filter contains dirt. When taking out the return filter, do not return the hydraulic oil remaining in the filter back to the tank. • As for the return filter element kit to be replaced, ask your KOBELCO authorized dealer for the part number and then place an order.
If air remains inside the coolant circuit, it will lead to damage of the machine. Perform the work according to the procedure and do not allow the air to remain inside the coolant circuit. Use the KOBELCO genuine antifreeze at 50 % concentration. Use clean water such as tap water for the water to be mixed with the antifreeze.
Replace the oil after 500 hours of operation has been reached for the first time. • Check drain oil, and if metal chips or powder is found in the oil, contact your KOBELCO authorized dealer. • Dispose of the drain waste oil properly as industrial waste.
Replace the oil after 500 hours of operation has been reached for the first time. • Check the drain oil, and if metal chips or powder is found in the oil, contact your KOBELCO authorized dealer. • Dispose of the drain waste oil properly as industrial waste.
• When replacing the O-ring or gasket, check the fitting condition at the mounting surface to prevent it from being twisted and broken. Contact your KOBELCO authorized dealer for the replacement of DEF/AdBlue supply module filter. Before replacing the filter, stop the engine and wait about 30 minutes.
In the actual lifting operation, the weight and center of gravity of the machine as well as the strength of the wire ropes and sling jigs must be checked. For details, contact KOBELCO or your KOBELCO authorized dealer. • Use wire ropes and sling jigs with a sufficient length to avoid contact with the machine during the lifting operation.
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• Do not spill water over the cable and the components of this system. This may cause a failure of the machine. • Installation and removal of the components and the cable of this system is performed by your KOBELCO authorized dealer.
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• Do not install any cab lifting device to the top guard or other protective structures. • If an accident occurs, do not try to straighten or repair the top guard or other protective structures. If required, contact your KOBELCO authorized dealer for functional verification or replacement of any of the protective structures.
• Be sure to lower the attachment to the ground and ensure safety before switching the attachment mode. • If tuning of operability is needed, contact your KOBELCO authorized dealer. • See Chapter 8 "OPTIONAL EQUIPMENT" in the operation manual for the explanation of switching the selector valve.
Select a proper attachment mode again. When "SELECTOR VALVE FAILURE" does not go off even when the appropriate attachment mode is selected, it may be due to an electric failure. Contact your KOBELCO authorized dealer. 8-17...
To extend the service life of hydraulic components, replace the hydraulic oil and the filter elements, at the following intervals. As for the return filter element kit to be replaced, ask your KOBELCO authorized dealer for the part number and then place an order.
The control pattern label is a magnet sticking type. It should be store because it is required when changing the control pattern. CONTROL PATTERN Y [IS O (J IS )]..KOBELCO, KAWAS AKI, KATO, IHI H...... KOMATSU, HITACHI, SUMITOMO M......
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After placing the attachment on the ground, tighten each part of the holding valve (1) and the emergency manual valve as before. Ask your KOBELCO authorized dealer for readjusting the set pressure of the relief valve. Front S ide Boom cylinde r he a d s ide...
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