Automobile Level04-U3-S2-Servicing of Propeller Shaft, Universal and Slip Joint

 

(Servicing of Propeller shaft, Universal and Slip joint)

 

Q1.         Propeller shaft dk dgka iz;ksx gksrk gSa \

Ans.       tc Engine vkSj axle vkil esa ,d nwljs ls vyx gksrs gS (four wheel vkSj rear wheel drive esa) rc propeller shaft dk iz;ksx power dks transmit djus ds fy, fd;k tkrk gSA Propeller shaft dks gear box vkSj  differential ds chp fQV fd;k tkrk gS vkSj bl izdkj engine power dks driving wheels rd igqapk;k tkrk gSA

 

Q2.         Propeller shaft, universal joint vkSj slip joint dks dismantle djus dk vkSj check djus dk procedure crkvksA

Ans.      

(i)            Propeller shaft ds companion flange ds differential vkSj gear box nksauksa dh rjQ ls nut/bolt dks gVk,aA

(ii)           Propeller shaft dks lathe machine ij j[ksa vkSj propeller shaft dks ?kqek,aA

(iii)          Dial gauge dks propeller shaft ds ,d fljs ij j[kksa vkSj ;fn dial gauge 2mm rd dh reflection gks rks ;g indicate djrk gS fd propeller shaft bend gqbZ gSA Bend propeller shaft ges'kk vkokt djrh gSA

(iv)          Universal joint dks clean vkSj replace djsaA

(v)           Universal joint ds ckn snap ring ;k lock dks yoke ls gVk,aA

(vi)          Universal joint dks arbor press ij j[ksa vkSj gentle pressure nsaA Cross dk bearing cup nwljh rjQ ls ckgj vk tk,xkA blh rjg cross dks yoke ls vyx djsaA vkSj fuEu dh tkap djsa%&

               a. Bearing            b. Cross               c. Dust cover      d. Yoke                e. Slip joint internal splines

               ;fn reading permissible values rd u ikbZ tk, rks ;wfuoZly TokbaV dks slip joint ds lkFk cny nsaA

 

Q3.         Propellers shaft ds noisy running ds causes vkSj remedies crk,a %&

Ans.      

Causes (i) Propeller shaft dk bend gksukA (ii) Squeaking noise (ph[kus okyh vkokt djuk)   (iii) Yoke esa holes dk cM+k gks  tkukA (iv) Universal Joint ds cross dk f?klk gksukA (v) Slip joint ds splines esa play dk vf/kd gksukA (vi) Centre bearing vkSj rubber cushion dk worn out gks tkukA

Remedies (i) Shaft dks lh/kk djsa ;k replace djsaA (ii) Universal joint vkSj propeller shaft dks lubricate  djsaA (iii) Yokes dks cny nsaA (iv) Universal joint cross dks cny nsaA (v) Slip joint dks replace djsaA (vi) Bearing vkSj rubber cushion dks replace djsaA

 

Q4.         Drive shaft D;k gSa \ bldh dismantling dSls djsaxsa \

Ans.       Drive shaft ,d solid circular shaped shaft gS tks fd vke rkSj ij steel dh cuh gksrh gS vkSj power dks batu ls gear rd vkSj fQj okgu ds ifg;ksa rd igqapkrh gSA

 

               Driver Shaft dh Servicing:-

(i)            Engine cover dks gVk,aA

(ii)           Appropriate spanner dk iz;ksx djsa vkSj drive shaft ds nut vkSj washer dks gVk,aA

(iii)          Engine vkSj gear box ls transmission oil fudkysaA

(iv)          Large screw driver dh lgk;rk ls driving shaft joint dks ckgj fudkysa ftlls fd joint dh snapping fitting dks differential side ij release  dj ldsaA

(v)           Stablizer joint (LVScykbt+j TokabV) dks suspension arm ls disconnect djds cotter pin vkSj nut dks steering knuckle ls gVk,aA  

(vi)          Tie rod end dks steering knuckle (LVh;fjax uDdy) ls gVk dj mls  lower knuckle arm ls  disconnect djsaA

(vii)         Plastic hammer ls drive shaft joint dks ckgj fudkysa ftlls centre shaft ls snap ring dh fitting dks ckgj fudkyk tk ldsA

(viii)        Drive shaft ds boot dks [kjkc gksus ls cpkus ds fy, boot dks <d nsaA

(ix)          Drive shaft assembly dks gVkus ds fy, centre shaft, wheel, side joint vkSj steering knuckle ls inboard joint dks gVk,aA

(x)           Centre bearing bolt dks <hyk djsa vkSj centre shaft dks differential side gear ls gVk,aA

(xi)          Boot clamp differential side ls gVkdj shaft ds centre dh rjQ boot dks slide dj snap ring dks  outer race ls gVk,aA

(xii)         Drive shaft dks clean djds cage dks remove ;k fix djus ds fy, special tool use djsaA

(xiii)        Shaft ls cage vkSj bootdks [khapsA

 

Q5.         Drive shaft (Mªkbo 'kk¶V) dh inspection (tkap) dSls djsaxs \

Ans.      

(i)            lcls igys boots dh breakage ;k deterioration ds fy, tkap djsa vkSj boots dks cny nsaA

(ii)           Broken circlip, snapping vkSj rubber boot (jcM+ cwV) band dks breakage ;k deformation gksus ij cny nsaA

(iii)          tkap djsa fd outboard joint esa dksbZ play u gksA

(iv)          blds ckn inboard joint dks ns[ksa vkSj tkap djsa fd ;g thrust direction esa LykbM djrk gS D;kA

(v)           Board joint dh radial direction esa play tkap djsa] blesa ;g play ugha gksuh pkfg,A

 

Q6.         Drive shaft dks assemble dkjus dk procedure crk,aA

Ans.

(i)            Cloth ls boot dks clean djsa (Boot dks diesel ;k kerosene ds lkFk u /kksa,a )

(ii)           Boot dks drive shaft ij fix dhft,] NksVh diameter okyh side small groove dh rjQ fQV djds boot bank ls fix djsaA

(iii)          Cage dks shaft ij install djsa vkSj circlip dks special tool dh lgk;rk ls fQV djsaA

(iv)          Cage ds iwjs surface ij C.V. joint grease dks install djsaA

(v)           Cage dks outer race esa fQV djsa vkSj outer race ds groove esa snap ring dks fQV djsaA

(vi)          Boot fitting djus ds ckn screw driver Mkys vkSj atmospheric pressure dks maintin djus ds fy, air dks allow djsaA

 

               Fill in the Blanks:-

(i)           Propeller shaft (izksiSyj 'kk¶V)……………. vkSj ………….ds chp mounted gksrk gSA

(ii)           Propeller shaft …………….. power dks rear driving (fj;j Mªkbfoax ) ………………. rd transmit djus ds fy, iz;ksx gksrh gSA

(iii)          Drive shaft solid ……………….. shaped shaft gksrh gSA

(iv)          Drive shaft engine ls ……………….…. dks fQj …………..……..  dks power transmit djrh gSA

Ans.:

(i)            Gearbox (fx;j ckWDl)

(ii)           Engine (batu) Axle

(iii)          Circular (xksykdkj)

(iv)          gear, wheels