Nā ʻāpana Excavator DX520 Middle Track Guard

He mea koʻikoʻi ka Doosan DX520's Middle track guard aia ma luna o ke ala waena o ka excavator a hana mau ʻia me ka metala ikaika loa. Hana ia me ka hui pū ʻana me nā ʻāpana pale kaulahao ʻē aʻe a me nā ʻāpana e pili ana i ka pale ʻana i ka derailment kaulahao track a me ka deviation, e hōʻemi i ke kaulahao kaulahao, e hōʻoia i ka paʻa a me ka hilinaʻi o ka excavator i ka wā o ka hana a me ka hele ʻana, a hoʻonui i ke ola lawelawe o ke ala e hoʻololi ai i nā ʻano like ʻole. kūlana hana paʻakikī.