The steps for changing the hydraulic oil for the Komatsu PC210LC-8 excavator are as follows:
1 taxi operation to extend the excavator's arms and legs to the bottom.
2 release the hydraulic oil of the fuel tank (with the pump) and release the oil plugging of the fuel tank, so that the hydraulic oil will flow out.
3 clean the tank with a small amount of diesel oil. After cleaning, put the dough into the oil tank, stick the iron slag and oil seal in the tank, then use diesel oil to rinse.
4 disassemble the distributor and return the oil pipe to the oil tank.
5 on the plug, add hydraulic oil to the oil surface, and the fuel tank scale can see.
6 use the bucket to catch the oil pipe, start the excavator, start the big arm, take the two arm, the hook small arm movement, let the old hydraulic oil flow out, about two or three barrels, remember each action can only do one time, can see the hydraulic oil color change and stop, flameout.
The hydraulic pressure on the 7 arm is replaced, and the oil pipe is put on the upper part, and the hydraulic oil is added to the oil level.
8 open up the rotation, walk back to the oil pipe, block the mailbox, use the bucket to catch the oil return pipe, start the excavator to walk, rotate the movement, let the old oil go back to the barrel, and see the oil color and stop.
9 return the oil well well, the hydraulic oil is not enough and the replacement is finished. This will change the hydraulic pressure of 100 branches and 80.
10 in short, put all your arms on the ground, then suck out the hydraulic fluid with an oil pump, then suck it up, then add hydraulic fluid to the original hydraulic fluid level OK.
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Extended reading:
How to change the hydraulic oil thoroughly?
Disassemble the cover plate near the fuel tank, remove the screw of the hydraulic oil tank, remove the filter core, disassemble the screw in the bottom of the tank and put out the hydraulic oil, load the bottom screw, change the filter core, load the hydraulic oil and tighten the screw even if it is finished. Try to retracting the oil cylinder as far as possible.