主機(jī)高壓油泵講訴

1、M V BEAGLE ITHE HANSHIN DIESEL WORKS,LTD MAN B&W 7S35MC Mk7 ENGINE No: 7S35MCFuelPumpRoller GuideCheckin g高壓油泵滾輪導(dǎo)向機(jī)構(gòu)檢查Roller guide mounted inengine當(dāng)機(jī)構(gòu)裝在高壓油泵上時(shí)的檢查The fuel pump roller guide can be partially checked while mounted on the engine ,using the following procedure : 當(dāng)機(jī)構(gòu)安裝在油泵上時(shí),按以下方法可以對(duì)其一部

2、分進(jìn)行檢查.1. Lift the fuel pump roller guide .See Procedure 909-16 . 按 909-16 的步驟抬起導(dǎo)向機(jī)構(gòu)2. Remove the cover on the camshaft housing to inspect the fuel pump roller guide .拿掉油泵上凸輪軸的蓋板對(duì)機(jī)構(gòu)進(jìn)行檢查.Turn the engine to provide the maximum space between the roller guide and the cam disc . 進(jìn)行主機(jī)盤車到機(jī)構(gòu)與凸輪片間空隙最大時(shí)停止Turn

3、the roller by hand to check that it can move freely and without unnecessary resistance or “hand ” points . 用手轉(zhuǎn)動(dòng)滾輪,檢查其是否轉(zhuǎn)動(dòng)得平穩(wěn),無額外阻力,容易轉(zhuǎn)動(dòng)Also inspect the surface of the roller for possible damage marks ,seizures or scratches .Make sure that there are no traces of bearing metal left in the roller guide

4、 housing . 還要檢查滾輪表面是否損壞, 咬住或刮擦的痕跡,及里面是否有軸承金屬的粉末等Check the clearance in the slide bearing by lifting the roller relative to the roller guide and measuring the difference in distance between the cam disc and the roller in the upper and lower positions of the roller .將滾輪提起,檢查滑動(dòng)軸承的間隙及當(dāng)凸輪片在最高,最低位置時(shí)同滾輪間的間

5、隙差3. Lowerthe roller guideonto the fuel cam again .See Procedure 909-16 .按 909-16 的步驟將導(dǎo)向機(jī)構(gòu)放回凸輪上方Roller guide removed from engine當(dāng)將滾輪導(dǎo)向機(jī)構(gòu)卸下時(shí)的檢查方法A more suitable and reliable method is to check the roller guide and the bearing clearance after the roller guide has been dismounted : 更準(zhǔn)確 ,更可靠的檢查方法是將導(dǎo)向機(jī)構(gòu)拆

6、下后進(jìn)行檢查4. Dismount the roller guide from the engine .See Procedure 909-15.2.按 909-15.2 的方法將導(dǎo)向機(jī)構(gòu)拆下5. Check the surface of the roller and the sliding surfaces of the rollerguide .andmeasureanyovalness.檢查滾輪的表面及導(dǎo)向機(jī)構(gòu)的滑動(dòng)表面,測(cè)量橢圓形的表面6. Turnthe roller guideupside down and land it in a verticalposition on a co

7、uple of planks ,with the roller hanging freely .將導(dǎo)向機(jī)構(gòu)直立的倒放在兩塊厚木板上 ,保持滾輪的自由轉(zhuǎn)動(dòng)（不要通過影響其轉(zhuǎn)動(dòng)的方法來放置機(jī)構(gòu) ）Measure the clearance in the slide bearing by placing a dial gauge against the roller and lifting the roller as much as the clearance permits . 在滾輪上方放一百分表,盡量提起滾輪 ,來測(cè)量滑動(dòng)軸承的間隙Fuel Pump Roller Guide Dismantl

8、ing高壓油泵導(dǎo)向機(jī)構(gòu)拆解Note ! 注意Before dismantling any part of fuel pump ,make sure that the pump has been relieved of pressure and that all oil has been drained off .在拆解高壓油泵任何部件之前,都要先確定已經(jīng)釋放壓力且已將燃油泄放掉1. Dismantle the top cover with the barrel/plunger assembly .SeeProcedure 909-5.2.按步驟 909-5.2. 的方法首先拆掉高壓油泵的頂蓋及

9、柱塞套筒偶件2. Turnthe engineuntil the roller guiderests on the lowermostpartof thefuel cam .主機(jī)進(jìn)行盤車,直到滾輪處在凸輪的基圓上為此.Inspect the position of the fuel cam through the inspection coveropening on the camshaft housing .通過拆掉的凸輪軸系外殼上檢查用蓋板來確定凸輪的位置3. Loosen andremove the nutson the shortstuds .先拆掉兩只短螺柱上的螺帽 ,Then lo

10、osen the nuts on the two long threaded studs successively until the roller guide spring is relieved .再一次性的將兩只長(zhǎng)螺柱上的螺帽松開直到導(dǎo)向機(jī)構(gòu)的彈簧全送開為此Mount the lifting tool on the fuel pump studs and hook the engineroomcraneonto the lifting tool.裝上起吊工具,用機(jī)艙天吊掛住吊具Remove thenutsfrom thetwolong threaded studs and liftawa

11、y the fuel pump housing .拿掉兩只長(zhǎng)螺柱上的螺栓 , 將高壓油泵外殼吊起Note !When lifting the fuel pump housing ,take care not to damage the threads on the studs .當(dāng)?shù)跗鹩捅猛鈿r(shí),注意不要損壞螺柱螺紋4. Lift the spring out of the roller guide . 拿掉導(dǎo)向機(jī)構(gòu)上面的彈簧Loosen and remove the screws from the sealing cap on top of the roller guide inside t

12、he pump base .將高壓油泵內(nèi)導(dǎo)向機(jī)構(gòu)上方密封蓋的螺栓卸掉5. Remove the sealing cap from the roller guide . 從高壓油泵上拿掉密封蓋Unscrew the two nuts from the pump base ,and lift away the pump base .拆下油泵基座上的兩個(gè)螺栓將基座吊走,Whenlifting,takecare that the bushing ofthe pump base slidesagainsttheneckof the rollerguide without scratching.當(dāng)起吊的時(shí)

13、候,小心基座軸襯不要同導(dǎo)向機(jī)構(gòu)的軸頸產(chǎn)生刮擦6. Mounttheroller guideliftingtool as follows :按如下方式安裝導(dǎo)向機(jī)構(gòu)起吊工具 Liftthelock plateof thetool up ontheshaftofthe tool.將起吊工具的鎖住用卡片軸向提起 Positionthe tool sothatits foot restsonthethrustpieceinthebayonet joint oftheroller guide .將工具底部放在導(dǎo)向機(jī)構(gòu)的卡口接頭上Turnthetool 90 o so asto allow thefoott

14、oengageproperlyin the bayonet joint .轉(zhuǎn)動(dòng)工具 90 o, 使其底部同卡口正好接合 Lower the lock plate ,thereby securing the foot in the locked position .放下卡片 , 將工具鎖在現(xiàn)在的位置上Lift the roller guide out of the roller guide housing ,using the crane .用天吊將導(dǎo)向機(jī)構(gòu)吊出When lifting ,takecarethat the slide surfacesof the roller guidedo n

15、ot scrapeagainstthe roller guide bushing.起吊時(shí)小心滾輪導(dǎo)向機(jī)構(gòu)不要刮到軸襯上 ,Land the rollerguideonwooden planks .將導(dǎo)向機(jī)構(gòu)放到厚木方上7. Check the roller guide .See Procedure 909-15.1.檢查導(dǎo)向機(jī)構(gòu)按909-15.1 的步驟Fuel Pump Roller Guide Overhaul1. Inspect and check the fuel pump roller guide . 按 909-15.1 的步驟檢查導(dǎo)向機(jī)構(gòu)2. It is recommended

16、that the roller guide should ONLY be dismantled if 當(dāng)下列情況出現(xiàn)時(shí),才有必要解體導(dǎo)向機(jī)構(gòu) irregularities when turning the roller , 滾輪轉(zhuǎn)動(dòng)異常不規(guī)則 damage to the roller , 滾輪有損壞 larger clearance than stated on the Data sheet , 部件間間隙過大 seizure marks on the slide surfaces , 滑動(dòng)面有咬合的痕跡Have been observed when checking the roller g

17、uide . 當(dāng)檢查時(shí)發(fā)現(xiàn)以上情況NoteFor disassembling of the roller guide ,contact a HANSHIN DIESEL repair shop .解體導(dǎo)向機(jī)構(gòu)時(shí)要同 HANSHIN DIESEL 柴油機(jī)修理商取得聯(lián)系3. If no irregularities are found ,just clean and lubricate the roller guide before remounting it in the roller guide bushing .如未發(fā)現(xiàn)異常,只需將其清潔潤(rùn)滑后裝復(fù).Fuel Pump Roller Guid

18、e Mounting1. Lubricate the roller guide with plenty of camshaft lubricating oil , And mount it in the roller guide bushing ,using the lifting tool .將滾輪導(dǎo)向機(jī)構(gòu)用凸輪軸滑油充分潤(rùn)滑之后,用起吊工具將其裝會(huì)到軸襯之中 .During mounting ,take care not to scratch the sliding surfaces of the roller guide.裝復(fù)時(shí)小心不要刮到它的滑動(dòng)面2. After mounting t

19、he roller guide ,check the clearance between the roller guide and the guide plate mounted in the roller guide bushing .將導(dǎo)向機(jī)構(gòu)裝復(fù)后,測(cè)量它同導(dǎo)向板之間的間隙,Turn the camshaft so that the roller guide is lifted approx .20 mm .轉(zhuǎn)動(dòng)凸輪軸 ,將導(dǎo)向機(jī)構(gòu)向上提起約 20mmThe clearanceC between the roller guide and the guide plate0.1mm .mus

20、t be the same at both ends +/兩端的間隙C 之間的差距必須小于0.1mm3. Before mounting the pump base on the roller bushing ,replace the O-ring between the sealing bush and the bottom of the pump base .安裝高壓油泵基座之前,更換密封用的襯套同油泵基座底部之間的 O-ring4. Mount the pump base on the roller guide bushing ,and tighten the nuts .將油泵基座裝復(fù)

21、,上緊螺帽.5. Replacethescraperringsin thesealing cap asfollows:按以下方式更換密封蓋底部的刮油環(huán).先擰掉密封蓋底部螺栓,螺帽Loosenand removethescrewsandnuts from thebottom ofthe cap ,remove the retaining flange and ring holder with scraper ring . 拿掉護(hù)圈法蘭及刮油環(huán),刮油環(huán)支架6. Replace the axial scraper ring in the bottom of the cap .Check that t

22、he O-ring and scraper ring are mounted correctly .See the sketch .更換軸向的刮油環(huán),按簡(jiǎn)圖所示方式檢查其是否安裝正確7. Remove the scraper ring and O-ring from the ring holder .從支架中取出刮油環(huán)及O-ring,Place the new O-ring in the ring holder . 放入新的密封圈Before mounting ,the new scraper ring must be heated in 100 hot water or oil for at

23、 least five minutes . 新的刮油環(huán)在放入之前須先放入 100 的熱水或油中加熱至少5 分鐘Note !When mounting the scraper ring in the groove ,fold the ring withoutmakingany sharpedges ,and be careful notto cutthescraperring on the edgeof the ring groovewhen pressing itin . 將刮油環(huán)放入環(huán)槽中時(shí),要將其部分折回 （不產(chǎn)生任何尖銳的棱角 ）,將刮油環(huán)壓入環(huán)槽中時(shí)不要被環(huán)槽邊緣割到Check tha

24、t the O-ring and scraper ring are mounted correctly .See the sketch .按圖所示中檢查O-ring 和刮油環(huán)是否正確安裝 ,8. Assemble the sealing cap ,the ring holder and retaining flange .裝復(fù)密封蓋, 刮油環(huán)支架及護(hù)圈法蘭Tighten the nuts on the screws .上緊螺栓螺帽Aftertightening,checkthat the holder can beremove .上緊之后 , 檢查確定支架仍可移動(dòng)9. Mounta new 0

25、-ringin the grooveon topof theroller guideand on the pump base .在油泵底座及導(dǎo)向機(jī)構(gòu)上部之間的環(huán)槽內(nèi)換上新的密封圈10. Mount the sealing cap over the roller guide . 在導(dǎo)向機(jī)構(gòu)上部裝上密封蓋Tighten the sealing cap to the top of the roller guide .上緊導(dǎo)向機(jī)構(gòu)上的密封蓋螺母Tighten the nuts .上緊螺母Lockthenutswithloctite .用氣壓泵上緊鎖住螺母Landthespring onthe roll

26、erguide inside the pump base .在油泵底座內(nèi)的導(dǎo)向機(jī)構(gòu)上部裝上彈簧.11. Mount the fuel pump housing .See Procedure 909-4.4 . 按 909-4.4 步驟裝上油泵本體12. Mount the top cover and barrel/plunger assembly . See Procedure 909-5.4 .裝復(fù)柱塞套筒偶件及油泵頂蓋The roller guide can be partially checked while mounted on the engine .當(dāng)導(dǎo)向機(jī)構(gòu)裝Dismantlin

27、g拆解1. Shut off the fuel oil inlet .關(guān)掉燃油進(jìn)口Loosen the union of the fuel oil return pipe to allow the oil to leave the pump and high-pressure pipes .打開燃油回油管系 ,放掉油泵中的燃油 .Dismount the drain oil pipe from the top cover and the air pipe connections to the puncture valve .Dismount the high-pressure pipes (t

28、op cover/fuel valves) .卸下油泵頂部的燃油泄放管及泄放閥的空氣管拆下高壓油管,油泵頂蓋以及油頭Remove the index pointer and protective guard ,release the link for the regulating drive ,and dismount the flange for the toothed rack lead-in .Pull out the toothed rack as far as possible . 移開針型指示器和保護(hù)裝置,卸掉固定調(diào)整驅(qū)動(dòng)器的卡環(huán),拆掉齒條引入法蘭,并盡快的拿出齒條 .,2. Di

29、smount the puncture valve from the top cover . Use the extractor tool and dismount the suction valve . 拆下泄放閥 , 用拉伸器卸下進(jìn)口閥Removethe topcover fixingnuts ,as wellas the twoscrews inthe top cover .(At thisstage ,it is practical to measurethe lead of thefuelpump) .拆下固定油泵頂蓋的固定螺栓以及頂蓋上的螺栓 ,這一步 ,部分是為了測(cè)量高壓油泵的噴

30、油提前量3. Screw the lifting tool for fuel pump (without measuring pin) into the top cover .Screw the centre screw of the tool into the pump plunger .The stop ring on the centre screw must be loose 在頂蓋上擰上起吊工具(不帶測(cè)量桿)將起吊工具中間的螺栓擰在油泵的柱塞上, 中間螺栓上的此動(dòng)環(huán)一定要松開.Pull at the centre screw of the tool to lift the plung

31、er clear of the bayonet joint in the roller guide and the milled recess of the regulating guide . 拉起起吊工具的中間螺栓 , 清除導(dǎo)向機(jī)構(gòu)接合處的毛刺和粉碎物To do this it may become necessary to move the toothed rack and the centre screw of the tool in relation to eachother .Whenthe footof theplungerhas beenliftedclearof therol

32、ler guideand regulatingguide,move downthestopring ofthe toolto abutagainstthecross-pieceofthetool ,andsubsequentlylock thestopring bymeans ofthelock screw .移動(dòng)齒條和起吊工具中間螺桿的相互關(guān)聯(lián)是很必要的 , 當(dāng)提起柱塞底部清潔導(dǎo)向機(jī)構(gòu)和調(diào)整機(jī)構(gòu)時(shí), 中間螺桿的此動(dòng)環(huán)要鎖緊并用鎖緊螺母鎖住 .4. Lift the top cover and barrel with plunger out of the pump housing as an

33、assembly .將油泵頂蓋以及柱塞套筒偶件一同從本體中提出Dismount the lifting tool from the complete pump barrel with top cover .卸下起吊工具 ,Be careful that the plunger does not slide out of the barrel .注意不要使柱塞從套筒中滑出Clean the pump housing .清潔油泵本體For overhaul of top cover ,puncture valve and suction valve .為了分解頂蓋,泄放閥及進(jìn)口閥5. Turn t

34、he engine so that the roller guide rests on the lower part of the fuel cam .進(jìn)行主機(jī)盤車,使導(dǎo)向機(jī)構(gòu)停在凸輪基圓上,Loosen and remove the nuts on the two short studs .拆下兩個(gè)短螺栓上的螺帽 .Then loosen the nuts on the two long threaded studs successively until the roller guide spring is relieved .然后松開兩長(zhǎng)螺栓上的螺帽 , 直到導(dǎo)向機(jī)構(gòu)內(nèi)的彈簧彈力消除Rem

35、ove the nuts and lift the fuel pump housing away . 卸掉螺帽并把油泵本體依開6. Lift thespring out oftherollerguide .從導(dǎo)向機(jī)構(gòu)中取出彈簧Removethe nuts fromthesealing capinside the pump base .卸掉泵本體內(nèi)部密封帽的螺母7. Remove the sealing cap from the roller guide . 從導(dǎo)向機(jī)構(gòu)上卸下密封帽Unscrew the two nuts from the pump base ,and lift the pump

36、 base away . 卸下泵殼上的兩螺帽,把泵殼抬走.8. The lifting tool for the roller guide is mounted in the roller guide as follows : 導(dǎo)向機(jī)構(gòu)起吊根據(jù)按如下步驟安裝在導(dǎo)向機(jī)構(gòu)上Lift the lock plate of the tool up on the shaft of the tool .Place the tool in such a manner that its foot rests on the thrust piece in the bayonet joint of the roll

37、er guide .Turn the tool 90 o so as to allow the foot to engage properly in the bayonet joint .Lower the lock plate ,thereby securing the foot in the locked position . 把起吊根據(jù)的鎖盤從起吊軸上方,正對(duì)槽放下,這樣放置鎖盤的底部才能順利的進(jìn)入導(dǎo)向機(jī)構(gòu)的接合處,然后把鎖盤旋轉(zhuǎn)90 度 ,放下鎖盤護(hù)住固定鎖住位置Lift the roller guide out of the roller guide housing ,using t

38、he crane . 用克令吊把導(dǎo)向機(jī)構(gòu)從底座中提起.9. Check the surface of the roller 滾筒表面的檢查The most expedient time of measuring the clearance in the slide bearing is when the roller guide is placed in a vertical position on a couple of planks ,with the roller hanging freely . 測(cè)量滑動(dòng)軸承的最佳時(shí)間是當(dāng)導(dǎo)向機(jī)構(gòu)被豎直放置在支架上， 并且滾筒懸掛還能自由轉(zhuǎn) 動(dòng)Plac

39、e a dial gauge against the roller ,then lift the roller as much as the clearance permits .This makes it possible to read the clearance directly .依著滾筒安裝百分表， 當(dāng)在允許間隙的情況下， 盡可能的提起滾筒， 然后立即讀出減息 的大小10.It isrecommendedonlyto dismantletherollerguide if ,duringthechecking ,irregularitieswhen turningtheroller,d

40、amage on theroller,or larger clearancethan indicatedonthedata sheet ,havebeenobserved .通過檢查發(fā)現(xiàn)滾筒不規(guī)則運(yùn)轉(zhuǎn)， 滾筒損壞或軸承間隙比數(shù)據(jù)表指示過大等情況后， 推薦拆卸導(dǎo)向機(jī)構(gòu)Before dismantling ,measure any oval ness of the roller guide .In such cases ,continue the procedure as follows : 在拆卸前，測(cè)量導(dǎo)向機(jī)構(gòu)的圓度。在完成這步的情況再按以下步驟繼續(xù)操作。11. Dismount the lo

41、ck screw from the shaft pin for the roller .Remove the shaft pin from the reversing link by means of the driving-out mandrel .在滾筒的軸銷上卸掉鎖緊的螺桿，通過推出心軸的方式拿出回動(dòng)連接處的軸銷。12. Take out the roller with bearing bush and spacer rings . 滾筒連同軸承襯套和隔音墊圈一起拔出。Inspect the surfaces of the roller facing the sides and the

42、sliding surface of the shaft pin for marks and seizures . 檢查滾筒的接觸的表面和軸銷的滑動(dòng)表面并作標(biāo)記Replace the slide bearing bushing and any defective parts . 更換滑動(dòng)軸承襯套和任何有缺陷的部件13. Dismount the lock screw from the shaft pin for the reversing link .Remove the shaft pin from the reversing link ,using the driving-out mand

43、rel .卸掉回動(dòng)桿軸銷的鎖緊螺桿，從回動(dòng)桿上抽出軸銷并拔出新軸。14. Blow the lubricating ducts and bores of the roller guide and the reversing link clean with compressed air .用壓縮空氣清潔導(dǎo)向機(jī)構(gòu)和回動(dòng)連桿的滑油管路和孔。Inspect the sliding surfaces of the roller guide and guide faces of the reversing link for marks and seizures .Remedy any damage fou

44、nd .檢查導(dǎo)向機(jī)構(gòu)的滑行表面和回動(dòng)連桿的的導(dǎo)向面并作下標(biāo)記。 如發(fā)現(xiàn)任何損壞的話則修 補(bǔ)15. Inspect the thrust piece of the roller guide for deformations (replace ,if necessary) .檢查導(dǎo)向機(jī)構(gòu)的推力塊有無變形(如果必要，更換)When Mounting the thrust piece in the roller guide ,the thrust piece has to be cooled down to - 140 .當(dāng)在導(dǎo)向機(jī)構(gòu)上安裝推力塊時(shí)，推力塊必須被冷卻 -140 16. Assemble

45、 the roller guide ,the reversing link and the shaft pin . 裝配導(dǎo)向機(jī)構(gòu)回動(dòng)桿和軸銷By means of the mandrel ,press the shaft pin in place in the reversing link ,taking care that the locking hole in the shaft pin coincides with the threaded hole for the stop screw in the reversing link .依靠心軸在回動(dòng)桿的地方按壓軸銷， 注意用制動(dòng)螺桿在軸銷

46、上的制動(dòng)孔和回動(dòng)桿上的相對(duì)穿過Then mount the stop screw (make sure that the stop screw enters the locking hole in the shaft pin) . 然后按上止動(dòng)螺桿(確信制動(dòng)螺桿進(jìn)入軸銷上的鎖緊孔)Lock the screw with loctite .用工具鎖緊螺桿17. Placetherollerguidewiththereversinglinkona couple ofplanks(withtheboresfortheshaftpinvertically).Mounttheroller,thebear

47、ingbushandthespacerringsintherollerguideso that all the bores coincide .用厚木板墊著， 使導(dǎo)向機(jī)構(gòu)和回動(dòng)桿連接在一起 （軸銷垂直處鉆一孔） 裝上滾筒軸承襯 套隔音墊并使所有的孔眼都相對(duì)齊。By means of the mandrel ,press the shaft pin in place in the reversing link ,taking care that the machined groove in the shaft pin coincides with the guide pin in the rev

48、ersing link ,and make sure that the marking scratches coincide .對(duì)于心軸，把軸銷壓進(jìn)回動(dòng)桿鎖緊孔，注意軸銷上的機(jī)械凹槽要和回動(dòng)桿的導(dǎo)軸一致，并確認(rèn)所有的標(biāo)記也相符合。Then mount the stop screw (ascertain that the stop screw enters the locking hole in the shaft pin) .Lock the screw with Loctite . 然后裝上制動(dòng)螺桿(確定制動(dòng)螺桿已進(jìn)軸銷的鎖孔內(nèi))用工具鎖緊螺桿18. When mounting the ro

49、ller guide with the reversing link ,check the clearance between the roller guide and the guide plate mounted in the liner for the roller guide .當(dāng)安上帶回動(dòng)桿的導(dǎo)向機(jī)構(gòu)時(shí)，檢查導(dǎo)向機(jī)構(gòu)與安裝在導(dǎo)向機(jī)構(gòu)塞上導(dǎo)盤間的間隙Turn the camshaft so that the roller guide is lifted approx .20 mm .The clearance C between the roller guide and the gui

50、de plate must be the same at both ends ± 0.1mm .轉(zhuǎn)動(dòng)凸輪軸使導(dǎo)向機(jī)構(gòu)上升大約 20mm ，導(dǎo)向機(jī)構(gòu)與導(dǎo)盤的間隙c 也應(yīng)該相同并且相差不超過± 0.1mm19. The clearances A and B between the guideway and the pin of the reversing link (arm) must be checked in the AHEAD and ASTERN positions .導(dǎo)軌和回動(dòng)桿間的間隙A 和 B 必須由正倒車出來檢查By means of working air c

51、onnected to the air cylinder ,check that the reversing mechanism is working smoothly .通過工作空氣連到氣缸上來檢查回轉(zhuǎn)機(jī)構(gòu)工作是否平穩(wěn)。The clearances A and B shall be approx .the same in both positions Neither A nor B must be less than 0.5 mm .間隙 A 和 B 應(yīng)當(dāng)在兩個(gè)位置大約相同，無論 A 和 B 都應(yīng)小于 0.5mm 。20. If adjustment is necessary ,place

52、the reversing arm in ASTERN position and remove the four cap screws which tighten the flange for the air cylinder to the roller guide bushing .如果需要調(diào)節(jié)，把回動(dòng)臂搖在倒車位，并卸掉把導(dǎo)向襯套鎖在氣缸蓋上的四個(gè)螺桿，Pull out the air cylinder with the flange as much as possible ,and releasethe locknut on the shaft .盡可能的連同法蘭一起抽出氣缸并松掉軸上的

53、鎖緊螺母。21. Turn theshaft toobtain the distancebetweenthe air cylinderflange and the surface of the roller guide bushing .See Data D-7 .轉(zhuǎn)動(dòng)軸以獲得氣缸法蘭和導(dǎo)向機(jī)構(gòu)襯套之間的距離（看數(shù)據(jù)D-7 ）22. Mount the flange with the air cylinder on the roller guide bushing and tighten the four cap screws .Lock the screws with loctite .用法

54、蘭把氣缸裝在導(dǎo)向襯套上，所緊四個(gè)螺桿，并用工具鎖緊螺桿。Repeat theclearance check once morefromitem 18onwards .從前面第 18 項(xiàng)開始再一次重復(fù)檢查間隙。23. By meansof thetelegraph ,move the roller guideto AHEADposition .Check that there is no clearance between the reversing link and the guide .The same check has to be made in ASTERN position .通過車

55、鐘移動(dòng)導(dǎo)向機(jī)構(gòu)至正車位置， 檢查回動(dòng)桿和導(dǎo)向機(jī)構(gòu)間沒有間隙， 用同樣的方法 在倒車位進(jìn)行檢查24. Before mounting the pump base on the roller bushing ,replace the O-ring between the sealing bush and the bottom of the pump base .在安裝泵體到導(dǎo)向襯套上之前，更換密封襯套和泵體底部之間的密封圈。25. Mount the pump base on the roller guide bushing ,and tighten the nuts .把泵體裝回導(dǎo)向襯套上，并鎖

56、緊螺母。26. Replacing the scraper rings in the sealing cap is done in the following way :更換密封帽里的刮油環(huán)按如下方法進(jìn)行Remove the screws from the bottom of the cap ,remove the retaining flange and ring holder with scraper ring .從密封帽底部卸下螺絲，卸下留在上面的法蘭和環(huán)架Replace the axial scraper ring in the bottom of the cap .Check that the O-ring and scraper ring are mounted correctly .See the sketch .更換密封帽底部的軸向刮油環(huán)，檢查密封圈和刮油環(huán)安裝是否正確。27. Remove the scraper ring and O-ring