排(pai)汙(wu)泵(beng)使(shi)用(yong)前(qian)的(di)準(zhun)備(bei)工(gong)作(zuo):
1.檢(jian)查(cha)電(dian)纜(lan)線(xian)有(you)無(wu)破(po)裂(lie)、折(she)斷(duan)現(xian)象(xiang)。使(shi)用(yong)前(qian)既(ji)要(yao)觀(guan)察(cha)電(dian)纜(lan)線(xian)的(di)外(wai)觀(guan),又(you)要(yao)用(yong)萬(mo)用(yong)表(biao)或(huo)兆(zhao)歐(ou)表(biao)檢(jian)查(cha)電(dian)纜(lan)線(xian)是(shi)否(pi)通(tong)路(lu)。電(dian)纜(lan)出(chu)線(xian)處(chu)不(bu)得(dei)有(you)漏(lou)油(you)現(xian)象(xiang)。
2.新(xin)泵(beng)使(shi)用(yong)前(qian)或(huo)長(zhang)期(qi)放(fang)置(zhi)的(di)備(bei)用(yong)泵(beng)啟(qi)動(dong)之(zhi)前(qian),應(ying)用(yong)兆(zhao)歐(ou)表(biao)測(ce)量(liang)定(ding)子(zi)對(dui)外(wai)殼(qiao)的(di)絕(jue)緣(yuan)不(bu)低(di)於(yu)1MΩ,否(pi)則(ze)應(ying)對(dui)電(dian)機(ji)繞(rao)組(zu)進(jin)行(hang)烘(hong)幹(gan)處(chu)理(li)提(ti)高(gao)絕(jue)緣(yuan)等(deng)級(ji)。排(pai)汙(wu)泵(beng)出(chu)廠(han)時(shi)的(di)絕(jue)緣(yuan)電(dian)阻(zu)值(zhi)在(zai)冷(leng)態(tai)測(ce)量(liang)時(shi)一(yi)般(pan)均(jun)超(chao)過(guo)50 MΩ。
3.檢(jian)查(cha)排(pai)汙(wu)泵(beng)是(shi)否(pi)漏(lou)油(you)。排(pai)汙(wu)泵(beng)的(di)可(ke)能(neng)漏(lou)油(you)途(tu)徑(jing)有(you)電(dian)纜(lan)接(jie)線(xian)處(chu)、密(mi)封(feng)室(shi)加(jia)油(you)螺(luo)釘(ding)處(chu)的(di)密(mi)封(feng)及(ji)密(mi)封(feng)處(chu)O形(xing)封(feng)環(huan)。檢(jian)查(cha)時(shi)要(yao)確(que)定(ding)是(shi)否(pi)真(zhen)漏(lou)油(you)。造(zao)成(cheng)加(jia)油(you)螺(luo)釘(ding)處(chu)漏(lou)油(you)的(di)原(yuan)因(yin)是(shi)螺(luo)釘(ding)沒(mo)旋(xuan)緊(jin),或(huo)是(shi)螺(luo)釘(ding)下(xia)麵(mian)的(di)耐(nai)油(you)橡(xiang)膠(jiao)襯(chen)墊(dian)損(sun)壞(huai)。如(ru)果(guo)確(que)定(ding)O形(xing)封(feng)環(huan)密(mi)封(feng)處(chu)漏(lou)油(you),則(ze)多(duo)是(shi)因(yin)為(wei)O形(xing)封(feng)環(huan)密(mi)封(feng)失(shi)效(xiao),此(ci)時(shi)需(xu)拆(chai)開(kai)電(dian)泵(beng)換(huan)掉(diao)密(mi)封(feng)環(huan)。
4.長(zhang)期(qi)停(ting)用(yong)的(di)排(pai)汙(wu)泵(beng)再(zai)次(ci)使(shi)用(yong)前(qian),應(ying)盤(pan)動(dong)葉(xie)輪(lun)後(hou)再(zai)行(hang)啟(qi)動(dong),防(fang)止(zhi)部(bu)件(jian)鏽(xiu)死(si)啟(qi)動(dong)不(bu)出(chu)水(shui)而(er)燒(shao)壞(huai)電(dian)動(dong)機(ji)繞(rao)組(zu)。這(zhe)對(dui)充(chong)水(shui)式(shi)排(pai)汙(wu)泵(beng)更(geng)為(wei)重(chong)要(yao)。