Kaishan brand pneumatic products:

1.Safe and easy operate

2.High efficiency and reliability

3.Best product quality control from cutting edge forging process to product completion

4.Durable with minimal maintenance

Operation And Maintenance of  Hand-hold YT28 Rock Drill Jack Hammer  

1.Operaion of High efficiency Hand-hold YT28 Rock Drill Jack Hammer

a).Antirust has been injected to the machines before them departed from the factory, take down the inner parts of the machine and clean them, then assemble the machine again.

When assembling the machine, the interface of all the parts should be coated with lubricating oil. After finishing the assembling the valve parts (consist of valve box, valve and valve bushing) must work smoothly and the two long screw nut must work well. Insert the end of the drill pole into the rotation chuck and turn the drill pole in one direction manually it must work smoothly, meanwhile, check each operation system whether in its normal state.

 Let the machine run without load to check whether it working normally and the time should not exceed 5 minutes.

b) Clean the inner and the connection part before connecting the water hose and the air pipe in case of the machine damaged by some dirt.

c) Before running, make sure there is enough lubricating oil in the oil injector so that the machine can work smoothly.

After the work finished, close the water hose first let the machine run for a while to get rid of the water remain in the machine.

Zhejiang Kaishi Machinery Co., Ltd. located in Quzhou City, Zhejiang Province. Our company has many years manufacturing experience in field of air compressors and drilling rig machines. We bring in advanced technology from abroad to meet different requirements of customers. We are the biggest supplier providing the best prices and quality!

The main products manufactured by our company are more than 20 kinds including piston air compressor, screw air compressor, drilling rig machine, drill bits ,drill rod, DTH, air pick, rock drill, down the hole drills, small mining piston air compressor, chiller air compressor, concrete spraying machine, etc. Meanwhile, we have the right to import and export. 

We have a board market in Southeast Asia, South America, Africa and many other countries. Good service and high quality help us gain recognition from users at home and abroad.

We have ISO9001: 2008 quality Certification. We look forward to establish a long-term cooperation relationship for our common development. If you are interested in our products, please visit our website or contact us.