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Home>>news>>The Practical Methods to Repair Used Excavator

The Practical Methods to Repair Used Excavator

Tags: Find good excavator Shanghai excavator sell second hand excavators2013-04-11

Description:When the used excavator is out of its function,you can repair it on your own to save money and time. The basic condition that you know the ways to mend.

In the construction fields,the used excavator is widely used compared to a new one for the price is half of it while the functions are almost the same. However,you should add the maintenance cost into it. When you get the idea how to repair and what the other skills can be used during the use of the excavator,it is indeed a rather easy way in applying a used excavator with the low ownership.

Even though there is no great problems affecting the normal work,the routine maintenance can also should be done to identify whether there is  some potential problems,such as checking the oil filter or battery cables. Sometimes emergency repairs are needed to get the machine working again, such as when the rubber track slips off the wheels or begins to tear. At this time,you are told to locate the track tension device and access plate on your excavator. Each excavator has a chassis system located in a different place based on its type and model.

During your repair,you should raise the excavator from the ground at least 6 inches using hydraulic jacks. Place the crane and bucket against the ground to keep the machine steady as you slide blocks underneath. Ensure the entire excavator is stable on the blocks and jacks before making repairs. Then remove the tension cover plate from the track frame if your excavator has one. Place the socket wrench against the grease zerk and slowly remove. Insert the wrench into the hole and push on the check ball inside and press a foot against the rubber track to loosen the tension and retract the tension/idler wheel.

Next step,you need to pull off the rubber track before placing the new track over the drive wheel sprocket with the metal links fitting into the sprocket teeth. And then slide the rubber track over the tension wheel with the use of the pry bar. Push the bottom of the track with your foot until the metal links straddle the wheel.

Next,you should reinsert the grease material into the track tension frame and pump grease into the material with a grease gun. Stop applying grease when the track frame sags 3 inches. Then start the excavator and place the engine on idle. Rotate the track in both directions for several turns with the control lever for the rubber track. And turn off the engine and check the sag. It is also need that continue to rotate the track if the sag is more than 3 inches. Secure the tension cover plate when the track sag remains at 3 inches. At last,take out the blocks and lower the hydraulic jacks until the excavator is on the ground.

Following the above steps,you can have a brief knowledge on how to repair the used excavator. Once you mastered maintenance technology,you can save lots of money and it is more convenient when there is a sudden accident with your machine. For more detailed information,you are advised to loggin in

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