Share the correct installation process of excavator's extension boom and arm

The installation of the long reach boom and arm of excavator is a professional technical work, which is related to the safety of use. In this article, Fortune Industrial shares and summarizes the process of the correct installation of the long reach boom and arm for you.

(1) Retract the boom and arm to remove the bucket, hydraulic bucket oil cylinder and connecting rod assembly at the front end of the boom of the excavator;

(2) The correct installation method is to knock out the stick cylinder head pin; after the stick cylinder is retracted, fix it with iron wire, and do not let the arm cylinder rod slide out to avoid damage;

(3) Knock out the tail pin of the stick cylinder and take out the stick cylinder with a crane;

(4) Correctly install the extension arm of the excavator, punch out the fork pin of the boom and take out the standard arm;

(5) Knock out boom cylinder rod head pin (boom middle pin), boom seat pin and take out standard boom.

(6) Then use the crane to align the extended boom with the boom seat, install the boom seat pin, and then install the boom cylinder rod head pin into the middle hole of the boom.

(7) Hoist the arm with a machine, align it with the position of the arm fork, and drive in the pin of the arm fork.

(8) Use the crane to align the stick cylinder and install the stick cylinder tail pin and stick cylinder head pin.

(9) As for the subsequent installation of stick oil cylinder, install the bucket oil cylinder, then the connecting rod assembly and the bucket.

The above is about the installation process of the excavator's extension arm. I hope it can help you.