eep UNZIZVERSAL SERIES MANUAL N scribed in Pars N 11 through N 19 for standard in 1 u rning corners the probable cause is incorrect axles with the exception of the following torque or contaminated lubricant i recommendations Torque the differential case IEEIef ore any differential is removed and disassem bearing cap screws 70 to 90 lb ft 9 7 a 12 4 kg m bled for chatter complaints the correctness of lubri and the cover screws 15 to 25 lb ft 25 1 a 3 4 crant can and should be determinedli i l A kg rn The ring gear screws on axles with Powr A complete lubricant drain and refill with specified Lok differentials should be torqued as follows I imited Slip Differential lubricant will usually Model 30 and 44 axles 35 to 55 lb ft 4 84 a correct chatter 7 60 kg rn The fpllowing prclcedurpdis rleicommended to ensure comp ete remova o o u ricant N 24 TRAC LOK DIFFERENTIAL an lWarm the lubricant by vehicle road operation As OnnOnal equipment TiaO LOk jMOiial 44 diff i n or In minutes of operation in gear at 30 mph with tial is available on all jeep Universal vehicles aff the grolllltl oll 8 holst equipped with sern1 fl0at fla11g d 3 fl Shafts j el lgit Never place the transmission in gear With A conventional differential trarismits all of the tina angina running when Only Ona Wheel Ol a rlrlg gear torque rrlrougrl the dlrrerourlal gears ta Limiteid Slip Differential equipped vehicle is raised tha axla Shafts Tatqua ts at a t maS equal aa tha rst Vtiiitit might titivt ittai Ott tim jack tmti axle shafts and if one wheel slips the other wheel niindnca damage Oi ininiy can only put out as much torque as the slipping MM M wheel lzl Drain lubricant while warm Remove drain plug The Trac Lok differential is similar except that or cover to drain completely If cover is removed part of the torque from the ring gear is trans it may be necessary to replace gasket at this time mined through clutch packs lrl twea i the side gears tt lRefill miie with spttiiieti Limited siip Differen and differential case The multiple clisc clutches tiglll lulbricgng Wltll radlal gtaavts Oll the plates aaa Collceutrlc 1 I Operate the vehicle for approximately ten miles gtaavas aa tha thats ata at sasad by a ptataad r its n9 km making at ittmt tai tigiitt 8 turns rrorll Baltavttta SprlrlgS plur lloprlrrltlug fattaa tram to flush the old lubricant out of the clutch packs the side gears as torque is applied through the zi Fu 4 b d d k i ring gears is peat steps c an i ma mg sure to rep ace The Trac Lok construction permits differential libel CQVET garket lf reqlllred In Step C action when required for turning corners and trans ll lt lll Posolblo that Sllgllt ollattotr lioqoltlllg ad inits Equal tOiOna tO bOtli Wheels when driving CZIZltll l I18ll vehicle operation may remain after step straight ahead However when one wheel tries lll olltlttor Porslsts artor lol mllos llo0 9 km tO spin dna tO leaving th gi Onnd a patch Oi ice of vehicleioperation or remains severe after step etch tha Clutch packs antmnatically n iOvidO n iOi e above disassembly and repair will be necessary torque to the wheel which is not trying to spin It can be seen then that the Trac Lok differential lN i 7 Uhh hw eranve resists wheel spin on bumpy roads and provides as A P more pulling power when one wheel rigs to s p l 1Qti I 91 iD ff0rn1a ce and capabilities of Limited In many cases Of differences in ti aOtiOn pulling 1 l1p D1fferent1als are often misunderstood No nOvvOi Nill be anminatically ninvidad until bOtli precirse methods of measuring Limited Slip Dif wlieels start tO slin ilerential performance are generally available in ln diagnOsis Of vehicle OnOi atOi s OOn inlaints it the field A functioningiunzit can be determined by is important tO i aOOgniZ tWO linings reliativeljy simple vehicle operational tests as a If with unequal traction both wheels slip the lnllllilvsz TiaO LOk has dOna all it can nOssibly dO Place one wheel on good dry pavement and the b In extreme cases of differences in traction the other On 1ce tnud gre3S tc Wliaal with least n aOtiOn may snin aniai ina Ti aO I Gradually increase engine rpm tonobtain main LOk has transferred as innnli ilOi qn as nnssibla rnum traction prior to break a way The ability tO the nOn slinning WliOOl to move tliie vehicle effectively will demonstrate proper per ormance N 25 lubrication If extremely slick surfaces such as ice or grease The Trac Lok differential requires a special lubri used some questlon may exist as to proper per ormance at step b In these extreme cases a prop cant and ordinary multipurpose gear lubricants ir i Wformin Limited Sli Diffemntiai win m glilsif iQ T gggga USB only Jaa Diftaaaaal ttti QlZ gtttt tiiimg poiivgr by tightly gppihit 1 ai o Trac Lok differential may be cleaned only by ll parkmg brake disassembling the unit and wiping with clean rags Do not flush the Trac Lok unit l I 28 Trac Lok Differential Disassembly Note I he Trac Lok differential is serviced at the and Reassembly mmt time ititttmit as mt ttttiititittn differential lt S a m a tatt that the eamptata axla assambtv be removed from the ve h1cle when It becomes necessary to remove the Trac Lok from the hous N 26 Trtwbla vmp m mg Reitt to Par No mid N 12 it it removal of If noises or roughness such as chatter are present axle shafts and differential case from axle housing 303