。挖掘(jue)機維修最(zui)重(zhong)要的三個參數：操作重(zhong)量（質量），發動機功率和鏟斗斗容(rong)。挖掘機修理最初(chu)挖(wa)(wa)掘(jue)(jue)(jue)機是手(shou)動(dong)的(de)，從(cong)發明到現在已經有一(yi)百三(san)十多年了(le)(le)，期(qi)間經歷了(le)(le)由(you)蒸汽(qi)驅(qu)動(dong)斗回(hui)轉挖(wa)(wa)掘(jue)(jue)(jue)機到電力驅(qu)動(dong)和內燃(ran)機驅(qu)動(dong)回(hui)轉挖(wa)(wa)掘(jue)(jue)(jue)機、應用機電液(ye)一(yi)體化技術的(de)全自動(dong)液(ye)壓挖(wa)(wa)掘(jue)(jue)(jue)機的(de)逐步發展過(guo)程。修理挖掘機常見的挖掘機(ji)結構包括，動力(li)裝置(zhi)(zhi)，工作裝置(zhi)(zhi)，回轉機(ji)構，操縱(zong)機(ji)構，傳動機(ji)構，行走機(ji)構和輔助設施等。

低(di)壓(ya)(ya)壓(ya)(ya)力傳(chuan)(chuan)感器(qi)(qi)異(yi)(yi)常(chang)時的錯誤處理(li)(li)，挖掘機維修1如果(guo)只(zhi)(zhi)有(you)一個(ge)(ge)低(di)壓(ya)(ya)壓(ya)(ya)力傳(chuan)(chuan)感器(qi)(qi)異(yi)(yi)常(chang)，真空功能將發(fa)(fa)出(chu)固定指令，與(yu)2倍超(chao)前壓(ya)(ya)力無(wu)關。另外(wai)，當旋轉壓(ya)(ya)力傳(chuan)(chuan)感器(qi)(qi)發(fa)(fa)生(sheng)異(yi)(yi)常(chang)時，對旋轉制(zhi)動器(qi)(qi)的電(dian)(dian)磁閥給出(chu)了(le)指示，當停車(che)制(zhi)動器(qi)(qi)的高壓(ya)(ya)壓(ya)(ya)力傳(chuan)(chuan)感器(qi)(qi)發(fa)(fa)生(sheng)異(yi)(yi)常(chang)時，只(zhi)(zhi)要(yao)其中一個(ge)(ge)高壓(ya)(ya)壓(ya)(ya)力傳(chuan)(chuan)感器(qi)(qi)發(fa)(fa)生(sheng)異(yi)(yi)常(chang)，p-q 函數將輸入(ru)電(dian)(dian)壓(ya)(ya)的固定值(250kg/cm2)發(fa)(fa)送給 p1和 p2。其它控(kong)制(zhi)壓(ya)(ya)力傳(chuan)(chuan)感器(qi)(qi)異(yi)(yi)常(chang)，液壓(ya)(ya)泵控(kong)制(zhi)錯誤處理(li)(li)，而不處理(li)(li)組合流(liu)量控(kong)制(zhi)自(zi)動加速。型(xing)號 sk100-2sk120-2sk200-2sk220-2低(di)壓(ya)(ya)傳(chuan)(chuan)感器(qi)(qi)電(dian)(dian)流(liu)626高壓(ya)(ya)傳(chuan)(chuan)感器(qi)(qi)彈射量釋放開(kai)關電(dian)(dian)流(liu)500

鏟(chan)斗容(rong)(rong)量1。適(shi)用(yong)范圍本表(biao)(biao)適(shi)用(yong)于城市和(he)工業用(yong)鐵(tie)鍬的(de)(de)(de)挖掘鏟(chan)和(he)平(ping)斗。2.堆(dui)積(ji)能(neng)(neng)力新JIS:沙(sha)(sha)子堆(dui)成(cheng)桶(tong)，沙(sha)(sha)子堆(dui)積(ji)角(jiao)度(du)為(wei)(wei)1: 1時的(de)(de)(de)能(neng)(neng)力稱(cheng)為(wei)(wei)堆(dui)積(ji)能(neng)(neng)力，即(ji)(ji)A加(jia)B的(de)(de)(de)起砂(sha)量..在(zai)舊JIS，沙(sha)(sha)子被(bei)(bei)堆(dui)放(fang)在(zai)一(yi)個桶(tong)里，當沙(sha)(sha)子的(de)(de)(de)堆(dui)積(ji)角(jiao)度(du)為(wei)(wei)1: 2時的(de)(de)(de)容(rong)(rong)量被(bei)(bei)稱(cheng)為(wei)(wei)堆(dui)積(ji)容(rong)(rong)量，即(ji)(ji)A加(jia)B的(de)(de)(de)起砂(sha)量..3.單位和(he)允許單位用(yong)有效(xiao)數字的(de)(de)(de)兩(liang)位數表(biao)(biao)示(shi)，表(biao)(biao)示(shi)容(rong)(rong)量和(he)計算值(zhi)的(de)(de)(de)允許值(zhi)為(wei)(wei)表(biao)(biao)示(shi)容(rong)(rong)量的(de)(de)(de)4%。4.鏟(chan)斗容(rong)(rong)量表(biao)(biao)示(shi)和(he)舊鏟(chan)斗容(rong)(rong)量表(biao)(biao)示(shi)