挖(Wa)掘(Jue)机(Ji)水(Shui)温(Wen)过(Guo)高(Gao)的(De)原(Yuan)因(Yin),以(Yi)及(Ji)解(Jie)决(Jue)方(Fang)案(An)?
影(Ying)响(Xiang)发(Fa)动(Dong)机(Ji)水(Shui)温(Wen)的(De)主(Zhu)要(Yao)部(Bu)件(Jian)及(Ji)故(Gu)障(Zhang)排(Pai)除(Chu)
2.1水(Shui)泵(Beng) 打(Da)开(Kai)水(Shui)箱(Xiang)盖(Gai),(?)启(Qi)动(Dong)发(Fa)动(Dong)机(Ji),(?)使(Shi)发(Fa)动(Dong)机(Ji)进(Jin)行(Xing)高(Gao)速(Su)与(Yu)低(Di)速(Su)的(De)交(Jiao)替(Ti)运(Yun)转(Zhuan),(?)同(Tong)时(Shi)察(Cha)看(Kan)水(Shui)箱(Xiang)中(Zhong)的(De)水(Shui)是(Shi)否(Fou)有(You)明(Ming)显(Xian)滚(Gun)动(Dong)现(Xian)象(Xiang),(?)若(Ruo)有(You)则(Ze)可(Ke)认(Ren)为(Wei)水(Shui)泵(Beng)正(Zheng)常(Chang)。(?) 2.2节(Jie)温(Wen)器(Qi) 拆(Chai)下(Xia)节(Jie)温(Wen)器(Qi),(?)检(Jian)查(Cha)节(Jie)温(Wen)器(Qi)的(De)开(Kai)启(Qi)温(Wen)度(Du)。(?)将(Jiang)节(Jie)温(Wen)器(Qi)和(He)温(Wen)度(Du)计(Ji)悬(Xuan)于(Yu)盛(Sheng)水(Shui)容(Rong)器(Qi)中(Zhong),(?)然(Ran)后(Hou)加(Jia)热(Re)容(Rong)器(Qi),(?)察(Cha)看(Kan)节(Jie)温(Wen)器(Qi)的(De)开(Kai)始(Shi)开(Kai)启(Qi)温(Wen)度(Du),(?)继(Ji)续(Xu)加(Jia)热(Re),(?)记(Ji)下(Xia)节(Jie)温(Wen)器(Qi)的(De)全(Quan)开(Kai)温(Wen)度(Du),(?)检(Jian)查(Cha)这(Zhe)两(Liang)温(Wen)度(Du)是(Shi)否(Fou)在(Zai)合(He)理(Li)范(Fan)围(Wei)内(Nei)。(?)后(Hou)停(Ting)止(Zhi)加(Jia)热(Re),(?)待(Dai)水(Shui)温(Wen)降(Jiang)到(Dao)82℃(?)以(Yi)下(Xia),(?)检(Jian)查(Cha)节(Jie)温(Wen)器(Qi)是(Shi)否(Fou)在(Zai)关(Guan)闭(Bi)位(Wei)置(Zhi)。(?)否(Fou)则(Ze),(?)节(Jie)温(Wen)器(Qi)需(Xu)修(Xiu)理(Li)或(Huo)更(Geng)换(Huan)。(?) 2.3水(Shui)箱(Xiang)((?)含(Han)散(San)热(Re)器(Qi))(?) 检(Jian)查(Cha)水(Shui)箱(Xiang)表(Biao)面(Mian)是(Shi)否(Fou)有(You)积(Ji)垢(Gou),(?)散(San)热(Re)风(Feng)道(Dao)、(?)水(Shui)箱(Xiang)内(Nei)部(Bu)水(Shui)流(Liu)通(Tong)道(Dao)是(Shi)否(Fou)通(Tong)畅(Chang)。(?)必(Bi)要(Yao)时(Shi)可(Ke)请(Qing)专(Zhuan)业(Ye)人(Ren)员(Yuan)拆(Chai)开(Kai)清(Qing)洗(Xi)。(?) 2.4风(Feng)扇(Shan) 检(Jian)查(Cha)风(Feng)扇(Shan)叶(Ye)片(Pian)是(Shi)否(Fou)破(Po)损(Sun)、(?)严(Yan)重(Zhong)变(Bian)形(Xing)或(Huo)装(Zhuang)反(Fan),(?)有(You)无(Wu)摆(Bai)振(Zhen)现(Xian)象(Xiang)等(Deng)。(?)若(Ruo)有(You)则(Ze)当(Dang)即(Ji)加(Jia)以(Yi)排(Pai)除(Chu)。(?) 2.5风(Feng)扇(Shan)皮(Pi)带(Dai) 用(Yong)手(Shou)按(An)压(Ya)风(Feng)扇(Shan)皮(Pi)带(Dai),(?)查(Cha)看(Kan)松(Song)紧(Jin)程(Cheng)度(Du)是(Shi)否(Fou)正(Zheng)常(Chang)。(?)如(Ru)果(Guo)皮(Pi)带(Dai)较(Jiao)松(Song),(?)那(Na)还(Huan)要(Yao)进(Jin)一(Yi)步(Bu)检(Jian)查(Cha)风(Feng)扇(Shan)皮(Pi)带(Dai)有(You)无(Wu)打(Da)滑(Hua)现(Xian)象(Xiang)等(Deng)。(?) 2.6运(Yun)动(Dong)部(Bu)件(Jian)的(De)过(Guo)度(Du)磨(Mo)损(Sun) 气(Qi)缸(Gang)套(Tao)、(?)轴(Zhou)瓦(Wa)等(Deng)运(Yun)动(Dong)部(Bu)件(Jian)过(Guo)度(Du)磨(Mo)损(Sun)后(Hou),(?)在(Zai)机(Ji)器(Qi)运(Yun)动(Dong)时(Shi)会(Hui)产(Chan)生(Sheng)额(E)外(Wai)的(De)热(Re)量(Liang),(?)如(Ru)果(Guo)这(Zhe)些(Xie)热(Re)量(Liang)超(Chao)过(Guo)一(Yi)定(Ding)值(Zhi),(?)也(Ye)会(Hui)出(Chu)现(Xian)水(Shui)温(Wen)过(Guo)高(Gao)现(Xian)象(Xiang)。(?) 气(Qi)缸(Gang)套(Tao)过(Guo)度(Du)磨(Mo)损(Sun)时(Shi),(?)往(Wang)往(Wang)伴(Ban)随(Sui)下(Xia)列(Lie)现(Xian)象(Xiang):(?)①(?)发(Fa)动(Dong)机(Ji)功(Gong)率(Lu)有(You)所(Suo)下(Xia)降(Jiang);(?)②(?)烧(Shao)机(Ji)油(You)现(Xian)象(Xiang);(?)③(?)废(Fei)气(Qi)排(Pai)放(Fang)量(Liang)过(Guo)大(Da)。(?)轴(Zhou)瓦(Wa)过(Guo)度(Du)磨(Mo)损(Sun)时(Shi)通(Tong)常(Chang)伴(Ban)随(Sui)的(De)现(Xian)象(Xiang)有(You):(?)①(?)机(Ji)油(You)温(Wen)升(Sheng)加(Jia)快(Kuai);(?)②(?)机(Ji)油(You)压(Ya)力(Li)在(Zai)油(You)温(Wen)升(Sheng)高(Gao)后(Hou)明(Ming)显(Xian)下(Xia)降(Jiang);(?)③(?)有(You)沉(Chen)闷(Men)的(De)敲(Qiao)击(Ji)声(Sheng)。(?) 3影(Ying)响(Xiang)发(Fa)动(Dong)机(Ji)水(Shui)温(Wen)的(De)其(Qi)它(Ta)因(Yin)素(Su)及(Ji)处(Chu)理(Li) 3.1供(Gong)油(You)时(Shi)间(Jian)不(Bu)正(Zheng)确(Que) 若(Ruo)供(Gong)油(You)时(Shi)间(Jian)不(Bu)正(Zheng)确(Que),(?)则(Ze)发(Fa)动(Dong)机(Ji)启(Qi)动(Dong)困(Kun)难(Nan),(?)动(Dong)力(Li)下(Xia)降(Jiang),(?)并(Bing)伴(Ban)有(You)不(Bu)正(Zheng)常(Chang)的(De)排(Pai)烟(Yan)现(Xian)象(Xiang),(?)供(Gong)油(You)时(Shi)间(Jian)太(Tai)早(Zao)或(Huo)太(Tai)晚(Wan)都(Du)会(Hui)有(You)明(Ming)显(Xian)的(De)敲(Qiao)缸(Gang)声(Sheng)。(?) 3.2冷(Leng)却(Que)水(Shui)太(Tai)少(Shao),(?)机(Ji)油(You)量(Liang)太(Tai)少(Shao) 检(Jian)查(Cha)水(Shui)量(Liang)、(?)油(You)量(Liang)是(Shi)否(Fou)正(Zheng)常(Chang),(?)不(Bu)足(Zu)时(Shi)补(Bu)齐(Qi)。(?) 3.3超(Chao)负(Fu)荷(He)运(Yun)转(Zhuan) 确(Que)认(Ren)机(Ji)器(Qi)是(Shi)否(Fou)长(Chang)时(Shi)间(Jian)超(Chao)负(Fu)荷(He)作(Zuo)业(Ye),(?)若(Ruo)是(Shi)则(Ze)立(Li)即(Ji)改(Gai)为(Wei)正(Zheng)常(Chang)作(Zuo)业(Ye),(?)过(Guo)一(Yi)段(Duan)时(Shi)间(Jian)后(Hou)再(Zai)检(Jian)查(Cha)水(Shui)温(Wen)是(Shi)否(Fou)正(Zheng)常(Chang)。(?) 3.4进(Jin)气(Qi)量(Liang)不(Bu)足(Zu) (1)检(Jian)查(Cha)空(Kong)气(Qi)滤(Lu)芯(Xin)是(Shi)否(Fou)堵(Du)塞(Sai);(?)(2)空(Kong)气(Qi)滤(Lu)清(Qing)器(Qi)进(Jin)口(Kou)处(Chu)有(You)否(Fou)堵(Du)塞(Sai)现(Xian)象(Xiang);(?)(3)涡(Wo)轮(Lun)增(Zeng)压(Ya)器(Qi)是(Shi)否(Fou)损(Sun)坏(Huai);(?)(4)涡(Wo)轮(Lun)增(Zeng)压(Ya)器(Qi)与(Yu)发(Fa)动(Dong)机(Ji)进(Jin)气(Qi)口(Kou)连(Lian)接(Jie)处(Chu)是(Shi)否(Fou)破(Po)损(Sun)。(?)若(Ruo)是(Shi),(?)则(Ze)应(Ying)采(Cai)取(Qu)相(Xiang)应(Ying)措(Cuo)施(Shi)加(Jia)以(Yi)解(Jie)决(Jue)。(?) 3.5导(Dao)风(Feng)散(San)热(Re)系(Xi)统(Tong) 水(Shui)冷(Leng)发(Fa)动(Dong)机(Ji)多(Duo)采(Cai)用(Yong)吸(Xi)风(Feng)冷(Leng)却(Que)。(?)水(Shui)箱(Xiang)两(Liang)侧(Ce)空(Kong)气(Qi)不(Bu)能(Neng)产(Chan)生(Sheng)对(Dui)流(Liu)现(Xian)象(Xiang),(?)除(Chu)水(Shui)箱(Xiang)散(San)热(Re)风(Feng)道(Dao)处(Chu)相(Xiang)通(Tong)外(Wai),(?)其(Qi)它(Ta)部(Bu)分(Fen)均(Jun)应(Ying)隔(Ge)断(Duan)。(?)不(Bu)容(Rong)忽(Hu)视(Shi)的(De)是(Shi),(?)很(Hen)多(Duo)机(Ji)器(Qi)使(Shi)用(Yong)一(Yi)段(Duan)时(Shi)间(Jian)后(Hou),(?)阻(Zu)隔(Ge)材(Cai)料(Liao)老(Lao)化(Hua)脱(Tuo)落(Luo)严(Yan)重(Zhong),(?)使(Shi)得(De)水(Shui)箱(Xiang)四(Si)周(Zhou)有(You)了(Liao)通(Tong)气(Qi)道(Dao),(?)减(Jian)少(Shao)了(Liao)通(Tong)过(Guo)水(Shui)箱(Xiang)的(De)空(Kong)气(Qi)流(Liu)量(Liang)而(?)引(Yin)起(Qi)高(Gao)温(Wen)。(?)在(Zai)实(Shi)际(Ji)维(Wei)修(Xiu)中(Zhong),(?)这(Zhe)种(Zhong)情(Qing)况(Kuang)较(Jiao)多(Duo)。(?) 3.6发(Fa)动(Dong)机(Ji)机(Ji)体(Ti)积(Ji)垢(Gou)太(Tai)多(Duo) 检(Jian)查(Cha)发(Fa)动(Dong)机(Ji)外(Wai)壳(Ke)、(?)水(Shui)道(Dao)是(Shi)否(Fou)积(Ji)垢(Gou)太(Tai)多(Duo),(?)若(Ruo)是(Shi)则(Ze)应(Ying)清(Qing)理(Li)干(Gan)净(Jing)。(?) 4 结(Jie)束(Shu)语(Yu) 值(Zhi)得(De)注(Zhu)意(Yi)的(De)是(Shi),(?)发(Fa)动(Dong)机(Ji)水(Shui)温(Wen)过(Guo)高(Gao)有(You)时(Shi)不(Bu)仅(Jin)仅(Jin)是(Shi)由(You)上(Shang)述(Shu)其(Qi)中(Zhong)一(Yi)个(Ge)或(Huo)二(?)个(Ge)因(Yin)素(Su)引(Yin)起(Qi)的(De),(?)而(?)是(Shi)多(Duo)种(Zhong)因(Yin)素(Su)共(Gong)同(Tong)作(Zuo)用(Yong)的(De)结(Jie)果(Guo)。(?)因(Yin)此(Ci),(?)要(Yao)学(Xue)会(Hui)综(Zong)合(He)判(Pan)断(Duan)。(?)另(Ling)外(Wai),(?)不(Bu)同(Tong)因(Yin)素(Su)引(Yin)起(Qi)的(De)高(Gao)温(Wen)在(Zai)高(Gao)温(Wen)程(Cheng)度(Du)、(?)引(Yin)起(Qi)速(Su)度(Du)等(Deng)方(Fang)面(Mian)都(Du)会(Hui)有(You)所(Suo)不(Bu)同(Tong),(?)如(Ru)因(Yin)运(Yun)动(Dong)部(Bu)件(Jian)的(De)过(Guo)度(Du)磨(Mo)损(Sun)引(Yin)起(Qi)的(De)高(Gao)温(Wen),(?)就(Jiu)要(Yao)比(Bi)水(Shui)泵(Beng)故(Gu)障(Zhang)、(?)风(Feng)扇(Shan)皮(Pi)带(Dai)断(Duan)裂(Lie)等(Deng)引(Yin)起(Qi)的(De)温(Wen)升(Sheng)慢(Man)。(?)排(Pai)故(Gu)时(Shi)应(Ying)针(Zhen)对(Dui)不(Bu)同(Tong)的(De)高(Gao)温(Wen)现(Xian)象(Xiang),(?)分(Fen)清(Qing)主(Zhu)次(Ci),(?)抓(Zhua)住(Zhu)主(Zhu)要(Yao)矛(Mao)盾(Dun),(?)尽(Jin)快(Kuai)找(Zhao)到(Dao)引(Yin)起(Qi)高(Gao)温(Wen)的(De)原(Yuan)因(Yin),(?)从(Cong)而(?)采(Cai)取(Qu)相(Xiang)应(Ying)的(De)处(Chu)理(Li)方(Fang)法(Fa)。(?) 总(Zong)之(Zhi),(?)发(Fa)动(Dong)机(Ji)水(Shui)温(Wen)过(Guo)高(Gao)是(Shi)一(Yi)个(Ge)引(Yin)起(Qi)因(Yin)素(Su)多(Duo)、(?)综(Zong)合(He)性(Xing)强(Qiang)的(De)老(Lao)大(Da)难(Nan)问(Wen)题(Ti),(?)往(Wang)往(Wang)需(Xu)要(Yao)综(Zong)合(He)判(Pan)断(Duan)。(?)只(Zhi)要(Yao)我(Wo)们(Men)充(Chong)分(Fen)把(Ba)握(Wo)上(Shang)述(Shu)各(Ge)项(Xiang)因(Yin)素(Su)及(Ji)其(Qi)特(Te)点(Dian),(?)遵(Zun)循(Xun)“(?)先(Xian)找(Zhao)因(Yin)后(Hou)排(Pai)故(Gu)”(?)、(?)“(?)先(Xian)初(Chu)步(Bu)后(Hou)深(Shen)入(Ru)”(?)、(?)“(?)先(Xian)综(Zong)合(He)后(Hou)逐(Zhu)个(Ge)”(?)的(De)原(Yuan)则(Ze),(?)认(Ren)真(Zhen)细(Xi)致(Zhi)地(Di)加(Jia)以(Yi)分(Fen)析(Xi)和(He)判(Pan)断(Duan),(?)此(Ci)类(Lei)问(Wen)题(Ti)就(Jiu)可(Ke)得(De)到(Dao)圆(Yuan)满(Man)解(Jie)决(Jue)。(?)
下(Xia)一(Yi)条(Tiao):如(Ru)何(He)选(Xuan)择(Ze)散(San)热(Re)器(Qi)材(Cai)质(Zhi)?(?) | 上(Shang)一(Yi)条(Tiao):液(Ye)压(Ya)件(Jian)主(Zhu)要(Yao)功(Gong)能(Neng)是(Shi)什(Shi)么(Me)?(?) |