Excavator likarolo JS30 Track rolara
Setšoantšo sa JS30rolarake karolo ea bohlokoa ea sistimi ea chassis ea moepolli oa JS30. Mosebetsi oa eona o ka sehloohong ke ho tšehetsa boima ba moepolli le ho arolelana boima ba 'mele oa mochine holim'a pinana ho netefatsa ts'ebetso e tsitsitseng ea moepolli nakong ea ts'ebetso. E thibela ho sisinyeha ha lipina ka mahlakoreng, ho thibela litsela hore li se ke tsa thella, 'me e thusa litselana hore li thelle fatše hantle ha mochine o reteleha. Lebili le tšehetsang hangata le entsoe ka 'mele oa lebili la tšepe le matla a phahameng a alloy, axle, libering le litiiso le likarolo tse ling, tse nang le boima bo phahameng le ho hanyetsa abrasion,' me li ka ikamahanya le maemo a thata a ho sebetsa a moepolli. Ho na le lihlahisoa tse 'maloa' marakeng tse fanang ka mabili a boima ba 'mele bakeng sa JS30.