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1. problem of the machine with oil leakage hydraulic cylinder parts area, which is used to raise the height of the machine and the machine can not be adjusted according to the requirement of use.2. technicians to check It was found that there was water, hydraulic oil leak coming from the parts khrua CB11475578 Cylinder based on actual customer notification.3. then the technician before disassembly The wheels of the machine to the outside in order to make the disassembly Cylinder CB11475578. split into pieces to repair, fix it.4. a technician before disassembly of hydraulic cylinder khayaek into each piece. It was found that the piece contained within The surface of the piston Cylinder of CB11475578 hydraulic scratch.5. The surface of the piston cause scratch. hydraulic height adjustment of the machine is unable to run and water absorption of hydraulic oil, khrua to lose work time of the machine, this is the time of 6:00 pm for the luxury to change parts Cylinder new CB11475578. instead of the old one.6. then place the pieces into the original, and then perform a test run of this machine. It turns out that the normal use.
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