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Service Manual - Dana Corporation

1. Maintenance amp Inspection Steer Axle Lubrication Procedure Check Oil Level 1 2 3 Check lubricant at each greasing interval Check the lubricant level on flat ground Maintain lubricant level to centerline of axle or fill line on hubcap Lubricate Wheel Bearings A CAUTION Do not pack bearings with grease when using an oil bath system It can restrict the flow of lubricant to the wheel seal Visually identify the type of lubrication system grease or oil and follow the appropriate procedure Grease Procedure Grease Packed 1 Clean bearings spindle hubcap and hub cavity with suitable commercial solvent Make sure parts are clean and dry Fill the wheel hub with grease to the inside diameter of the bearing cups Fill the hubcap Grease bearing cones by forcing grease between the rollers cones and cage Oil Procedure Oil Bath Never mix oil bath and grease packed wheel ends Note If wheel ends were removed use the same lubricant as 1 2 10 the axle sump Wipe clean the internal cavities of the hubs Lubricate the wheel bearings using the same lubri cant as in the housing Note Do not use wheel bearing grease 3 Fill the inner hub cavities before installing onto the axle housing spindles If the hub has a fill hole add 1 5 pints 0 7 liters If hub does not have a fill hole raise the opposite axle end 8 in 13 mm for at least
2. 19 LMS Stamped Locking Nut System 21 LMS Spindle Nut 22 Pro Torq Locking Nut System with LMS 23 LMS Wheel End Verify Wheel End play 25 LMS Wheel End Lubrication 25 Standard Hub Steer Axles Lubrication 26 LMS Hub Drive Axle Parts Exploded View 27 LMS Drive Axle 28 LMS Wheel End 30 LMS Drive Axle 30 LMS Drive Axle Spindle Nut Installation Procedure 32 LMS ASSEMDI ccccccccccsesscsesessssececscecsssessseeseeeeees 34 Pro Torq Locking Nut System with LMS 35 LMS Drive Axle 37 Standard Hub Steer Axle Parts Exploded View 38 Standard Hub Steer Axle Removal 39 Standard Hub and Spindle Nut Assembly 40 Pro Torq Spindle Nut Service 42 Verify Wheel End play Standard Axles 44 Standard Hub Steer Axles Lubrication 45 Standard Hub Drive Axle Parts Exploded View 46 S
3. 9 Install the Pro Torque Nut 10 While rotating the wheel end torque the nut to 250 Ibs ft Do not back the nut off after torquing 35 m 77 7 e 1 gt N 77 1 lt LMS Steer Assembly 11 With a dial indicator measure the wheel bearing endplay to verify that it is not greater than 005 12 Install the keeper ring into the milled slot of the nut so that the flat of the ring lines up with the flat of the spindle end Bottom Legs Point Away From Nut Note If keeper ring can not be engaged rotate the spindle nut in a clockwise tighten direction only until it can be engaged Do not back the nut off 36 LMS Lubrication LMS Drive Axle Lubrication Wheel Ends with an Oil Fill Hole 1 Rotate the wheel end hub until the oil fill hole is up 2 Remove the oil fill plug 3 Pour 1 2 pint of axle sump lubricant into each hub through the wheel end fill hole 4 Install oil fill plug and tighten to specified torque Wheel End with Oil Fill Hole Wheel end oil fill hole n 21 Wak as EANA MIS Proper lubricant level i Wheel End without Oil Fill Hole Lubricant flow from sump TEE HET amp SS Do 1 S Proper lubricant level Wheel Ends without Oil Fill Hole 1 With axle level and wheel ends assembled add lubri cant through filler hole in axle housing co
4. Note Axles without wheel end fill holes will require approxi mately 2 5 additional pints of lubricant to bring the lube level even with the bottom of fill hole For additional information refer to the Roadranger Products Lubrication Manual TCMT0021 51 2 Q 5 73 e 77 rc 73 Ee 1 2 y Appendix Appendix Wheel Bearing Adjustment Procedure for Standard Hubs Not Including Pro Torque STEP 1 Lubricate the wheel bearing with clean axle lubricant of the same type used in the axle sump or hub assembly Note Never use an impact wrench when tightening or loosening lug nuts or bolts during the procedure INITIAL INITIAL FINAL BACK OFF BACK OFF BACK OFF JAMNUT JAM NUT ACCEPTABLE ADJUSTING BACK ADJUSTING TORQUE TORQUE END PLAY NUT OFF NUT in mm TORQUE TORQUE AXLE THREADS FINAL NUT SIZE TORQ SPECS ft lbs Nem ftlbs Nem TYPE PER INCH BACK OFF in mm ft lbs Nem STEP 2 STEP STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 200 271 One 50 68 Steer 12 1 6 Turn Install Cotter Pin to lock 0 001 0 005 while rotating Full while rotating Front Axle Nut in position 0 025 0 127 wheel Turn wheels Non Drive 200 271 50 68 Steer 18 1 4 Turn Install Cotter Pin to lock 0 001 0 005 while rotating Full while rotating Front Axle Nut in position 0 025 0 127 wheel Turn wheels Non
5. follow Dana s wheel end lubri cation procedure before operating the axle Dana axles may be equipped with either of two wheel end designs e Wheel ends with an oil fill hole e Wheel ends without an oil fill hole Wheel Ends with an Oil Fill Hole 1 Rotate the wheel end hub until the oil fill hole is up 2 Remove the oil fill plug 3 Pour 1 2 pint of axle sump lubricant into each hub through the wheel end fill hole 4 Install oil fill plug and tighten to specified torque Wheel End with Oil Fill Hole Wheel end oil fill hole ANUAL Phe Proper lubricant level Wheel End without Oil Fill Hole Ts 7 Lubricant flow ee zi from sump Proper lubricant level Wheel Ends without Oil Fill Hole 1 With axle level and wheel ends assembled add lubri cant through filler hole in axle housing cover until fluid is level with the bottom of filler hole With axle on level surface fill housing with oil to bottom of plug Temperature sensor mounting hole 2 Raise the right side of the axle 6 inches or more Hold axle in this position for one minute Oil will run into wheel end 3 Lower the right side 4 Raise the left side of the axle 6 inches or more Hold axle in this position for one minute Oil will run into wheel end 5 Lower the left side 6 With axle on a level surface add lubricant through housing cover oil filler hole until fluid is level with the bottom of the hole
6. 1 grade or 25 000 miles 40 000 Every 50 hours Tie Rod Ends lithium based 2 grade Km or 6 months 1 For easy identification note that the Dana LMS Low Lube brake uses a special button head grease fitting and the Dana LMS Lube Free brake does not have a grease fitting 14 Lubrication Change Intervals Maintenance amp Inspection Wheel Ends Product Lubricant Type SAE Change Interval for Line Change Interval for Haul Vocational Drive Axle Synthetic SAE 75W 90 500 000 miles 120 000 miles LMS 800 000 Km or 5 years 193 000 Km or 2 years Drive Axle Synthetic SAE 75W 90 75W 140 250 000 miles 60 000 miles Adjusted 400 000 Km or 3 years 96 500 Km or 6 months Drive Axle Mineral Base SAE 75W 90 75W 140 120 000 miles 60 000 miles Adjusted 80W 90 85W 140 193 000 Km or 1 year 96 500 Km or 6 months Steer Axle Synthetic SAE 75W 90 500 000 miles 120 000 miles Oil Bath LMS 800 000 Km or 5 years 193 000 Km or 2 years Steer Axle Synthetic SAE 75W 140 75W 50 120 000 miles 60 000 miles Oil Bath 193 000 Km or 1 year 96 500 Km or 6 months Adjusted Steer Axle Mineral Base 75W 75W 90 75W 140 120 000 miles 60 000 miles Oil Bath 80W 90 85W 140 193 000 Km or 1 year 96 500 Km or 6 months Adjusted Steer Axle Semi fluid Synthetic Delo SF Mobil SHC 120 000 miles 60 000 miles Semi fluid Grease 007 193 000 Km or 1 year 96 500 Km or 6 Adjusted months Steer Axle Heavy Du
7. 1 minute If the wheel ends were filled by jacking up the axle ends recheck the main sump and top off if neces sary until oil reaches the bottom of the fill hole Maintenance amp Inspection Wheel end Disassembly Inspection Complete System Tear down If any abnormal conditions are found during inspection remove wheel end for inspection Lube change intervals as determined by the manufacturer dic tate when service is performed Note Manufacturer is defined as the final assembler of the product or the particular system supplier When reassembling industry standard wheel ends assemble per TMC RP 622 TMC RP 618 and TMC RP 631 Seals and gaskets must be replaced Failed Component Analysis Save prematurely failed parts and lube samples for analysis The lubricant sample collected should be at least four ounces A similarly sized new lubricant sample not previously used is also required This will aid in supplier assisted detection and prevention of premature failures The components his tory of usage should also be provided i e vehicle s vocation mileage maintenance records and history of inspection and repair replacement of components such as seals seal wear rings lubricant bearings etc Service Intervals Service interval ranges from 12 000 miles to 100 000 miles in over the road service depending on axle type manufacturer recommendations and lubricant performance Mineral oil based lubricant
8. 2 Remove stud nuts lock washers and taper dowels if present drive axle shaft and gasket Gasket Lock washer DO Sx 3 Remove spindle nut and locking system Spindle washer Outer jam nut 28 4 5 6 If tires on use a dolly and pull wheel end outward to loosen outer bearing and hub Remove outer bearing Outer bearing Remove Spacer Spacer LMS Drive Removal 7 Remove hub assembly 8 Remove seal from hub Slide hammer 9 Remove inner bearing z 77 c eu 20 3 Inner bearing 2 e 10 Clean and inspect wheel components before reassembly 29 LMS Assembly LMS Wheel End Assembly LMS Drive Axle Assembly Follow these service and assembly procedures carefully to obtain proper wheel bearing adjustment and to increase ser vice life A WARNING Never work under a vehicle supported by only a jack Always support vehicle with jack stands Block the wheels and make sure the vehicle will not roll before releasing the brakes Wheel seals can be easily damaged during handling Leave the seal in its package until installation to prevent damage or contamination 2 With hub or wheel end assembly placed in a flat position lubricate the inner bearing and install cone into the inner cup of the hub Inner bearing 1 Inspect Clean the hub cavity spacer and bearing Hub bores for any contaminants IMPORTANT 3 Place t
9. Drive aia 200 271 One 50 68 Steer 14 1 2 Turn Less than 200 300 0 001 0 005 while rotating Full while rotating Front 2 5 8 271 407 0 025 0 127 wheel Turn wheels Non Drive 66 7 met 200 271 One 50 68 Steer 18 1 2 Turn Less than 200 300 0 001 0 005 while rotating Full while rotating Front 2 5 8 271 407 0 025 0 127 wheel Turn wheels Non Drive 66 7 Bee 200 271 One 50 68 Drive 12 1 4 Turn Dowel 200 300 0 001 0 005 while rotating Full while rotating Type 271 407 0 025 0 127 wheel Turn wheels Washer ae 200 271 One 50 68 Drive 16 1 4 Turn Tang Type 200 300 0 001 0 005 while rotating Full while rotating Washer 271 407 0 025 0 127 wheel Turn wheels uid As measured per procedure with Dial Indicator f dowel pin and washer or washer tang and nut flat are not aligned remove the washer turn it over and reinstall If required loosen the inner adjusting nut just enough for alignment Bendable type washer lock only Secure nuts by bending one wheel nut washer tang over the inner and outer nut Bend the tangs over the closest flat perpendicular to the tang 52 Copyright Dana Limited 2010 Dana hereby grants their customers vendors or distributors permission to distributors permission to freely copy reproduce and or distribute this document in printed format It may be National Institute for copied only in its entirety without any changes or modifications A
10. If wheel ends are equipped with a sight glass on the hubcaps check to ensure the oil is at the proper fill level Note Oil residue may be present at the vent area This is an indicator that the system is venting properly This should not be construed as system leakage 100 000 Miles or Annual Inspection For non driven axles check lubricant level and condition If lubricant is contaminated replace old lubricant with the same type lubricant If lubricant condition is good and level is low fill to the proper level Check for any signs of leakage at the seal or hubcap gasket areas Check for oil soaked brake lin ings For driven axles check for any signs of leakage at the seal or axle flange gasket areas Also check for leaks at hub fill hole if so equipped Check for oil soaked brake linings Take appropriate action if leaks or oil soaked brake linings are noted Wheel End Inspection Grease Pack Simple Inspection Pre Trip In Service Walk around vehicle and check wheel ends for obvious signs of lubricant leakage such as hubcap gasket and wheel seal areas grease soaked brake linings Check for broken or miss ing components Any seepage is reason for further inspection and appropriate action Note For Drivers After making an enroute stop walk around the unit and feel the hubs If there is any significant differences in tempera tures or excessive temperature contact your maintenance department When feeling hubs for tem
11. adjusting nut to 50 Ibs ft 68 Nem while rotating the hub 11 Back off the adjusting nut 1 8 turn 12 Install the stamped locking nut and cotter pin A CAUTION Never tighten the adjusting nut to align the cotter pin slot This can pre load the bearings and cause a premature bear ing failure 13 14 15 16 Verify that the wheel endplay is between 0 001 and 0 005 0 025 and 0 127 mm using a dial indicator If reading does not fall within the range repeat this procedure See Verify Wheel End play section Bend cotter pin legs around the stamped locking nut Bend cotter pin legs Attach the hub cap If oil lubricant is used fill the hub cap cavity with the appropriate lube Install oil fill plus and tighten to specified torque 41 7 d o gt o 2 D D 5 D 3 e lt Standard Drive Assembly Pro Torg Spindle Nut Service Removing Pro Torque Spindle Nut A CAUTION Do not attach loosen or tighten the Pro Torq spindle nut with the keeper ring in place The keeper ring is a locking device and must be removed before any adjustment of the nut A WARNING Care must be taken when removing the keeper ring from the spindle nut due to the spring like properties of the ring Use appropriate eye protection and shielding when servicing this part Bottom Legs Point Away From Nut To remove Pro Torq spindle nut first remove the keeper ring Use a screwdriver l
12. the hub back and forth Work the hub until the dial indicator shows no additional move ment Then apply a strong pull while rotating the hub back and forth Work the hub until the dial indicator shows no additional movement Endplay measurements greater than 0 005 may indicate a need to verify the correct compo nents were used and the spindle nut was installed per the specifications A CAUTION LMS hub components are made to special tight tolerances Installation and or servicing with other components will increase wheel endplay reducing bearing and seal life LMS Assembly 8 Install new gasket on axle shaft flange for drive axles or install new gasket on hub cap for steer axles 9 Fill and lubricate axle and wheel ends with Dana approved synthetic lubes See Wheel End Lubrication Procedure Note Purchase Genuine replacement Hub and Cup Assemblies through O E M E gt 7 e lt 33 LMS Assembly LMS Assembly Two Piece Spindle Nut with Dowel and or Tang Washer 1 Install the inner spindle nut with dowel pin outward While rotating the hub torque the nut to 300 ft Ibs DO NOT BACK OFF Three Piece Dowel Type Lockwasher System Spindle Dowel type lockwasher Inner nut Dowel pin Outer nut a Install the Dowel type lockwasher on the spindle Note If the dowel pin and washer are not aligned remove washer turn it over and reinstall If required loosen the inner n
13. the spring pads on the front side of the center beam section DO NOT REMOVE The axle tag contains the serial number the model number 12 and the assembly number 1 DONO 0 If Steer Axle is LMS as shown on the hub see page 30 for Mil lll removal and assembly procedures sym amp acad 8 98020 6 If Steer Axle is Standard see page 39 for removal and 000000 0000000000 F1 9999 page 21 for assembly procedures D D E EI 3 WHOIdS 1 Dana Part Number 2 Serial Number 3 Model Number 4 Customer Part Number 5 Line Set Number 6 Julian Date E Family Tag CUST PART NO XXXX SPICER XXXX SPEC SERIAL NO XXXXXX XXXXXXXX MODEL PART NO RATIO XXXXX XXXXX MADE IN Dana Part Number General Information Drive Axle Identification Model Number Information 514 1101 Bus Specific D Differential Lock H Heavy Wall Integral Brake L Limited Slip R Retarder Parking GAW Rating x 1000 Ibs Gear Type 1 Standard Single Reduction Brake Ready 2 Dual Range W Wide Track 3 Planetary Double Reduction 4 Controlled Traction Differential 5 Helical Reduction Design Level Head Assembly Series D 46 170D D Dual Drive Forward C Controlled Traction Axle with Inter Axle D Differential Lock Differential E High Entry Single G Single Rear Axle Global H Heavy Wall R Dual Drive Rear Axle Integra
14. with large diameter end facing the inner bearing cup This must be done before bearing and seal are installed 3 With hub or wheel end assembly placed in a flat position lubricate the inner bearing and install cone into the inner cup of the hub 4 Place the seal on installation tool facing the proper direction Note Do not apply RTV sealant of any kind to seal O D or I D A CAUTION The use of improper seal installation tools can distort or damage the seal cause premature seal failure and void the warranty 5 Position seal in hub bore Tap adapter plate around outer edge to position seal wn gt A e i LMS Assembly 6 Drive the seal into the hub by using a press or a hammer The installation tool will bottom out on the hub when the seal is correctly installed Check to be sure the seal is not cocked and that unitized seal and inner bearing turn freely 7 When installing a unitized seal lubricate the outer diameter of the seal with a light film of clean wheel end lubricant 8 Lubricate the outer bearing cone with the same lube as used in the hub and install into the outer cup of the hub assembly Outer bearing 9 Install an approved installation tool to the hub cap mounting surface of the hub assembly with two existing nuts studs or bolts Hand tighten the nuts bolts until the installation tool presses against the outer bearing cone A CAUTION Failur
15. 8 Km between starting and stopping e Heavy Duty off road or specialized application type vehicles e Check fluid levels and inspect for leaks every 50 hours Severe Duty Service e Consistent operation at or near maximum GCW or GVW ratings e Dirty or wet environments e Consistent operation on grades greater than 8 Maintenance amp Inspection Maintenance and Inspection Requirements Drive Axle Shaft to Drive Hub Gasketed Joint Failure High torque applications can cause field failures of the drive axle shaft to hub joint This joint has two major functions One function is to seal the joint so the lubricant in the drive axle and hub does not leak The second function is to transfer the drive torque from the drive axle shaft to the drive hub The requirement of the first function stop oil leak is currently being met by U S original equipment truck manufacturers with a gasket The second requirement transfer of torque is met by the clamp force that is created by the eight each 5 8 or 3 4 drive studs and nuts that are used to hold the hub and drive axle shaft together Holes in the drive axle shaft have clearance around the stud to accommodate the tolerance of hole size and location and stud size and location Thus all the drive toruge is tranferred from the drive axle shaft to the hub by the friction created by the clamp force on the joint There are two significant factors that affect the ability of th
16. EC SERIAL NO 2 PART _ RATIO ms MADE IN Data plate is located on _ Hea ii the axle centerline 2 Forward Axle Side View Rear Axle Top View 1 Country or origin 2 Axle model identification 3 Specification number assigned to the axle built by Spicer Identifies all component parts of the axle including special OEM requirements such as yokes or flanges 4 OEM part number assigned to the axle build 5 Carrier assembly serial number assigned by the manufacturing plant 6 Axle gear ratio 7 Carrier assembly production or service part number Axle Housing ID Tag Axle Shaft Part Number D 1 E Zh 3 EV p General Information Vehicle Application Definitions Line Haul On highway e High mileage operation over 60 000 miles 96 500 Km per year e On highway or good to excellent concrete or asphalt e than 30 miles 48 Km between starting and stopping e 4x2 6x2 6x4 tractor trailer combinations and straight trucks e Check fluid levels and inspect for leaks at regular PM maintenance intervals not to exceed 12 000 miles Vocational Off highway e Low mileage operation under 60 000 miles 96 500 Km per year e Off highway or areas of unstable or loose unim proved road surfaces e Less than 30 miles 4
17. Spicer Wheel Ends lt pana gt SPICER Drivetrain Products Service Manual Steer and Drive Wheel Ends WESM0060 September 2013 General Information General Information The description and specifications contained in this service publication are current at the time of printing Dana reserves the right to discontinue or to modify its models and or procedures and to change specifications at any time without notice Any reference to brand names in this publication is made simply as an example of the types of tools and materials recommended for use and should not be considered an endorsement Equivalents if available may be used Important Notice This symbol is used throughout this manual to call attention to procedures Failure to follow indicated procedures where carelessness or failure to follow creates a high risk of personal injury specific instructions may result in to the servicing technician personal injury and or component damage Failure to follow indicated procedures may cause component damage or Departure from the instructions choice malfunction of tools materials and recommended parts mentioned in this publication may jeopardize the personal safety Highly recommended procedures for of the service technician or vehicle proper service of this unit operator NOTE Additional service information not covered in the service procedures Always use genuine Spicer replacement parts Spi
18. UTOMOTIVE SERVICE THIS INFORMATION IS NOT INTENDED FOR SALE OR RESALE AND THIS NOTICE MUST REMAIN ON ALL COPIES EXCELLENCE Dana Commercial Vehicle Products Group 3939 Technology Dri ee ET DANA SPICER Drivetrain Products www dana com All applications must be approved by the Application Engineering Department Specifications and or design are subject to change without notice or obligation Printed in USA WESM 0060 09 13
19. a approved Sy A CAUTION ae Side Fill Port Before operating the axle the wheel hub cavities and bear 1 Fill wheel end assembly through side fill port with ings must be lubricated to prevent failure When wheel the specified grade of oil gt ends are serviced follow Dana s wheel end lubrication pro 72 cedure before operating the axle 2 Install side fill hubcap plug and torque to 15 25 Ibs E in For LMS Steer Axles 3 Clean up any overspills that would give the appear S ance of a leaky hubcap S Lubrication fill Oil type wheel ends oe Lubrication fill Semi fluid wheel ends Note Wheel hub configurations vary allowing different amounts of oil to be added depending on design Allow 1 Fill the hub cavity until the lube exits at the o clock for the oil to seep through the outer bearing and fill the and 9 o clock positions of the outer bearing This hub cavity represents a 50 hub cavity fill Note During this fill operation do not allow the oil to go 2 Coat the spindle nut and spindle with lube above the centerline or weep hole This may result in a 3 Place 2 oz of lube on the inner surface of the hubcap weeping condition that may be perceived as a leaking hubcap Continue to add oil until the oil reaches the oil 4 Hub mating surface must be free of dirt burrs and level line as indicated on the hubcap radial score lines Side Fill Port 5 Hub mating surface hubcap flange and gasket should not be greas
20. ading To verify proper lube level the following procedures need to be preformed 1 Before performing any maintenance on the vehicle take appropriate action to ensure the vehicle is safely secured 2 Remove hubcap hubcap gasket and inspect hubcap for adequate venting capabilities 3 Verify wheel bearing end play for conformance to TMC RP 618 4 Record end play measurements A CAUTION Care should be taken so the wheel end assembly is prop erly supported 5 Remove spindle nuts 6 Remove outer bearing 7 While maintaining proper support to the wheel end or hub visually check lube level In a semi fluid grease system if the lubricant flows out of the hub cavity the hub cavity should be refilled to the 3 o clock and 9 o clock level This represents 50 percent hub cavity fill In a semi fluid grease system if the grease doesn t flow inspect lubricant condition in the hub cavity Go to next section Inspect if abnormal conditions are noted If no abnormal conditions are noted add grease until it flows out of the hub cavity Note If changing grease types or brands contact your lubri cant supplier to insure compatibility 8 Clean bearing and inspect for wear and damage When reassembling industry standard wheel ends assemble per TMC RP 618 Note Manufacturer is defined as the final assembler of the product or the particular system supplier z m i go 77
21. ang type lockwasher on the spindle c Install the outer nut on the spindle and tighten to 250 Ibs ft 339 Nem d Setwheel end play e After verifying end play secure the outer nut by bending 180 apart two opposing tangs of the locking washer over the outer nut 12 Install the following and tighten to specified torque New gasket at axle shaft flange Axle shaft Axle flange nuts and washers 13 Lubricate axle wheel ends 49 7 o gt o i e lt a 7 D lt Endplay Procedure Verify Wheel End play Standard Axles Verify that end play meets specification using a dial indicator An indicator with 0 001 0 03 mm resolution is required Wheel end play is the free movement of the tire and wheel assembly along the spindle axis Correct end play is 0 001 0 005 0 025 0 127 mm Note Endplay when using a Pro Torg Nut is 0 001 0 003 0 025 0 076 mm 1 Attach a dial indicator with its magnetic base to the hub or brake drum as shown below 2 Adjust the dial indicator so that its plunger or pointer is against the end of the spindle with its line of action approximately parallel to the axis of the spindle 3 Grasp the wheel assembly at the 3 o clock and 9 o clock positions Push the wheel assembly in and out while oscillating it to seat the bearings Read bearing endplay as the total indicator movement A CAUTION If end play is not within spe
22. arts are found to be defective replace the defective parts reassemble and repeat wheel bearing adjustment procedure Verify end play with a dial indicator Standard Steer Lubrication Standard Hub Steer Axles Lubrication Proper lubrication practices are important in maximizing the service life of your steer axle hub assembly Wheel Bearings Lubricate wheel bearings with an approved drive axle lubri cant oil bath or heavy duty grease grease packed depend ing on the type of axle lube system Identify the type of lubrication system on your vehicle before servicing wheel bearings Improper lubrication can result in reduced seal life and potential damage to bearings and spindles Oil Bath Lubricate wheel end assembly with a drive axle lubricant that meets MIL L 2105E specifications Either 80W 90 mineral based or 75W 90 synthetic lube is accept able Check lubricant level at each greasing interval Maintain lube level to centerline of axle or fill line on hub cap Always check lube level on flat ground A CAUTION Do not mix lubricants of different grades Do not mix min eral and synthetic lubes Different brands of same grade may be mixed Do not pack bearings with grease when using an oil bath system This practice can restrict the flow of lubricant to the wheel seal Grease Packed Thoroughly clean bearings spindle hub cap and hub cavity Parts may be washed in a suitable com mercial solvent Be certain par
23. at Keeper Flat Note If keeper ring can not be engaged rotate the spindle nut in a clockwise tighten direction only until it can be engaged Do not back the nut off 24 LMS Lubrication LMS Wheel End Verify Wheel End play Attempts to measure wheel end play of the completed Center Fill Port LMS hub system may result in false readings If end play measurements are attempted use a precision dial indicator Apply a strong push on the hub while rotating the hub back and forth Work the hub until the dial indicator shows no 2 Hub mating surface hubcap flange and gasket additional movement Then apply a strong pull while rotating should not be greased or oiled the hub back and forth Work the hub until the dial indicator shows no additional movement Endplay measurements 1 Hub mating surface must be free of dirt burrs and radial score lines 3 Always install and reinstall a hubcap with a new gas greater than 005 may indicate a need to verify the correct ket components were used and the spindle nut was installed 4 Install the hubcap and tighten hubcap bolts to the per the specifications specified torque Note Wheel end play and spindle nut torque should be 5 Fill the hubcap through the center fill port to the checked every 12 months proper level between add and full 6 Rotate the hub several times then verify the lube is at th level nly Dana approved synthetic LMS Wheel End Lubrication oe use Only Dan
24. cer recommends following all manufacturers recommendations for the proper handling and disposal of lubricants and solvents For further information contact the supplier of lubricants and solvents A CAUTION Welding or machining on any axle component is prohibited unless noted otherwise in this document or other Spicer service literature Every effort has been made to ensure the accuracy of all information in this guide However Spicer makes no expressed or implied warranty or representation based on the enclosed information Table of Contents Steer Axle 1 2 Drive Axle 1 4 Vehicle Application 6 Drive Axle Shaft to Drive Hub Gasketed Joint Failure eeeeennnnnnnn 7 Wheel End Inspection Oil 8 Wheel End Inspection Grease Pack 8 Steer Axle Lubrication 10 Approved Lubricants eeennne 13 Lubrication Change Intervals 15 LMS Steer Parts Exploded View 16 LMS Steer Axle 17 LMS Wheel End 0
25. cification readjustment is required Adjust End play with Tire and Wheel Assembly 50 Adjust End play with Wheel Hub With indicator mounted at bottom Push Pull at sides of drum Readjust Wheel End play Procedure Excessive End play If end play is greater than 0 005 0 127 mm remove the outer nut and pull the lock washer away from the inner nut but not off the spindle Tighten the inner nut to the next alignment hole of the dowel type washer if used Reassemble the washer and retorque the outer nut Verify end play with a dial indicator Insufficient End play If end play is not present remove the outer nut and pull the lock washer away from the inner nut but not off the spindle Loosen the inner nut to the next adjustment hole of the dowel type washer if used Reassem ble the washer and retorque the outer nut Verify end play with a dial indicator Fine Tuning the End play If after performing the readjustment procedures end play is still not within the 0 001 0 005 0 025 0 127 mm range disassemble and inspect the components If parts are found to be defective replace the defective parts reassemble and repeat wheel bearing adjustment procedure Verify end play with a dial indicator Standard Drive Lubrication Standard Hub Drive Axle Lubrication A IMPORTANT Before operating the axle the wheel hub cavities and bear ings must be lubricated to prevent failure When wheel ends are serviced
26. e Drive Axle Only Install the bearing spacer into the hub assembly large diameter end against the inner bearing cone gt A e i 10 The LMS Hub assembly is complete and ready for installation on the spindle A CAUTION Failure to use all required LMS components will increase Hub wheel endplay and reduce seal performance Spacer 11 Inspect the spindle and nut threads for corrosion and debris clean thoroughly or replace as required 12 Mount the hub assembly onto the axle spindle with a smooth firm motion Use care to maintain alignment 31 LMS Assembly between the bearing cones and spindle and to avoid seal damage A CAUTION Never support the hub on the spindle with just the inner bearing and seal This can damage the seal and cause pre mature failure 13 Remove the installation tool from the hub assembly LMS Drive Axle Spindle Nut Installation Procedure A WARNING Four Piece Spindle Nut System Do not mix spindle nuts and lock washers from different systems Mixing spindle nuts and lock washers can cause wheel separation 1 Install the inner spindle nut with dowel pin outward and tighten Dowel type lockwasher Tang type washer Outer Nut Inner Nut Dowel Pin Note Optional 3 piece nut system is available 2 While rotating wheel end torque the inner nut e Drive Hubs 300 350 Ib ft Do not back off 3 Install the dowel type washer onto the a
27. e joint to function under high torque applications 1 Higher clamp forces create higher friction between the drive axle and gasket and between the gasket and the hub Higher friction can transfer higher torque Thus clamp force is a significant factor in the ability of the joint to transfer torque 2 The torque is transferred by friction from the drive axle to the contacting side of the gasket then through the thickness of the gasket to the other side of the gasket and then the friction at that surface transferes the torque to the hub Clamp force creates the friction that transfers torque from one surface to the next however the gasket material itself must transfer the torque through the thickness of the gas ket Thus gasket material is the other significant fac tor in the ability of these joints to transfer torque Field Service Proposal 1 Joints that have failed may have rotated the drive axle shaft against the drive stud when the friction and or gasket strength was overcome The pounding of the drive axle against the stud can cause the drive stuf to come loose this is like wiggling a fence post back and forth so you can pull it out of the ground Use a stud driver and torque wrench to reinstall the stud into the hub with 40 Ibs ft Severe cases may require replacement of the hub and or stud 2 Use gaskets made from material that is appropriate for the application Not all original equipment truck manufacturers are us
28. e to use all required LMS components will increase wheel end play and reduce seal performance 20 10 Inspect the spindle and nut threads for corrosion and debris clean thoroughly or replace as required Mount the hub assembly onto the axle spindle with a smooth firm motion Use care to maintain alignment between the bearing cones and spindle and to avoid seal damage LMS Steer Assembly LMS Stamped Locking Nut System Proper wheel bearing adjustment maximizes wheel bearing and seal life Proper adjustment can also extend brake lining life by preventing lining contamination caused by seal leaks 1 Inspect the spindle threads and spindle nut for cor rosion and clean thoroughly or replace as required 2 Pre Lubricate all bearings 3 Install the inner bearing into the hub and install the wheel seal 4 If grease lubricant is used fill the hub cavity with the appropriate lubricant 5 Install the hub on the spindle with care to prevent damage or distortion to the wheel seal A CAUTION Never mix grease and oil lubricants 6 Install the outer bearing on the spindle 7 Install the retaining washer and adjusting nut 8 Torque the inner nut to 250 300 Ibs ft while rotat ing the hub Cotter M ee nut or Adjusting nut locking nut flat retaining washer 9 Install the stamped locking nut and cotter pin A CAUTION Never tighten the adjusting nut to align the cotter pin slot This ca
29. ed or oiled 6 Always install and reinstall a hubcap with a new gas ket 7 Install the hubcap and tighten hubcap bolts to the specified torque Center Fill Port Blue Vent Cap 25 LMS Steer Lubrication Standard Hub Steer Axles Lubrication Proper lubrication practices are important in maximizing the service life of your steer axle hub assembly Wheel Bearings Lubricate wheel bearings with an approved drive axle lubri cant oil bath or heavy duty grease grease packed depend ing on the type of axle lube system Identify the type of lubrication system on your vehicle before servicing wheel bearings Improper lubrication can result in reduced seal life and potential damage to bearings and spindles Oil Bath Lubricate wheel end assembly with a drive axle lubricant that meets MIL L 2105E specifications Either 80W 90 mineral based or 75W 90 synthetic lube is accept able Check lubricant level at each greasing interval Maintain lube level to centerline of axle or fill line on hub cap Always check lube level on flat ground A CAUTION Do not mix lubricants of different grades Do not mix min eral and synthetic lubes Different brands of same grade may be mixed Do not pack bearings with grease when using an oil bath system This practice can restrict the flow of lubricant to the wheel seal 26 Grease Packed Thoroughly clean bearings spindle hub cap and hub cavity Parts may be washed in a suitab
30. erties of the ring Use appropriate eye protection and shielding when servicing this part Installation Procedure 1 Install the LMS bearing spacer into the hub assem bly with the large diameter end facing the inner bear ing cup This must be done before the bearing cone and seal are installed Spindle Keeper ring Spindle nut 2 Lubricate the inner bearing cone and install into the hub 3 Install the wheel seal using the proper installation tools Note The user of improper seal installation tools can distort or damage the seal causing premature seal failure and void the warranty 4 Install the hub assembly onto the spindle 5 Install the outer wheel bearing cone 6 Install D Flat washer A CAUTION Do not attach loosen or tighten the Pro Torq spindle nut with the keeper ring in place The keeper ring is a locking device and must be removed before any adjustment of the nut A WARNING Care must be taken when removing the keeper ring from the spindle nut due to the spring like properties of the ring Use appropriate eye protection and shielding when servicing this part 7 Remove the keeper ring from the Pro Torque nut before installing the nut Use Raised Nubs to Indicate Turn Back Off Notches Allow Insertion of Screwdriver for Removal and Assembly 8 Use a screwdriver like device to pry the keeper ring from the undercut groove on either side of the nut until the keepr ring is released
31. ever tighten the inner nut for alignment This can preload the bearing and cause premature failure b Install the outer nut on the spindle and tighten to 350 Ibs ft 475 Nem c Verify wheel endplay Standard Drive Assembly Three piece and Tang type Lockwasher System 39 3 Spindle 9 3 Tang type lockwasher N 123 thick SS j Inner nut 0 Outer nut a Install the Tang type lockwasher on the spindle A CAUTION Never tighten the inner nut for alignment This can preload the bearing and cause premature failure b Install the outer nut on the spindle and tighten to 250 Ibs ft 339 Nem c Check endplay using a dial indicator End play should be within 0 001 0 005 in 0 025 0 127 mm See Verify Wheel End play section d After verifying end play secure wheel nuts by bend ing one of the locking washer tangs over the outer wheel nut and another tang over the inner wheel nut e Goto step 12 Four piece and Dowel type Lockwasher System Spindle pes Dowel type lockwasher Tang type lockwasher 0478 thick Inner nut Dowel pin Outer nut a Install the Dowel type lockwasher on the spindle Note If the dowel pin and washer are not aligned remove washer turn it over and reinstall If required loosen the inner nut just enough for alignment A CAUTION Never tighten the inner nut for alignment This can preload the bearing and cause premature failure b Install the T
32. he hub until the dial indicator shows no additional move ment Then apply a strong pull while rotating the hub back and forth Work the hub until the dial indicator shows no additional movement End play measurements greater than 0 005 may indicate a need to verify the correct compo nents were used and the spindle nut was installed per the specifications 12 Attach hub cap 13 If oil lubricant is used fill the hub cavity with the appropriate lubricant Install oil fill plug and tighten to specified torque A CAUTION Never mix grease and oil lubricants Note For steer axles with Spicer in axle speed sensors see AXSM0034 for service and adjustment LMS Steer Assembly Pro Torg Locking Nut System with LMS Note The user of improper seal installation tools can distort or damage the seal causing premature seal failure and A CAUTION void the warranty Do not attach loosen or tighten the Pro Torq spindle nut with the keeper ring in place The keeper ring is a locking device and must be removed before any adjustment of the nut A WARNING Care must be taken when removing the keeper ring from the spindle nut due to the spring like properties of the ring Use appropriate eye protection and shielding when servicing this part 4 Install the hub assembly onto the spindle m 77 7 e 1 gt N 77 1 lt 5 Install the outer wheel bearing cone Installation Procedure 6 Install D F
33. he seal on installation tool facing the proper direction Lubricate the inner and outer bearing cones with the same lubricant used in the axle sump for drive wheel ends or lubricant to be used in hub for steer axles A CAUTION When using an oil bath system do not pack the bearings with grease Grease will prevent the proper circulation of axle lubricant and may cause wheel seal failure Note Do not apply RTV sealant of kind to seal O D or I D A CAUTION The use of improper seal installation tools can distort or damage the seal cause premature seal failure and void the warranty 4 Position seal in hub bore Tap adapter plate around outer edge to position seal 30 LMS Assembly Drive the seal into the hub by using a press or a 8 Lubricate the outer bearing cone with the same lube hammer The installation tool will bottom out on the as used in the hub and install into the outer cup of hub when the seal is correctly installed Check to be the hub assembly sure the seal is not cocked and that unitized seal 1 0 and inner bearing turn freely Outer bearing 9 Install an approved installation tool to the hub cap mounting surface of the hub assembly with two When installing a unitized seal lubricate the outer existing nuts studs or bolts Hand tighten the nuts diameter of the seal with a light film of clean wheel bolts until the installation tool presses against the end lubricant outer bearing con
34. ied Products List QPL 2105 for MIL L 2105D Note The use of separate oil additives and or friction modifi ers are not approved in Dana Drive Axles Synthetic based Synthetic based gear lubricants exhibit superior thermal and oxidation stability and generally degrade at a lower rate when compared to petroleum based lubricants The performance characteristics of these lubri cants include extended change intervals improved fuel econ omy better extreme temperature operation reduced wear and cleaner component appearance The family of Dana Roadranger gear lubricants represents a premium quality synthetic lube which fully meets or exceeds the requirements of MIL L 2105E These products available in both 75W 90 and 80 W 140 have demonstrated superior performance in comparison to others qualified under the MILSPEC as dem onstrated by extensive laboratory and field testing For a com plete list of Roadranger approved synthetic lubricants contact your local Dana representative See back cover of this manual for appropriate phone number A CAUTION Makeup lube of different brands and manufacturers is not recommended m 5 go 77 Maintenance amp Inspection Recommendations for Viscosity Ambient Temperature The following chart lists the various SAE Grades covered by MIL L 2105E and the associated ambient temperature range from each Those SAE grades show
35. ike device to carefully pry the keeper ring from the undercut groove on either side of the spindle nut until the keeper ring is released Use Raised Nubs to Indicate Turn Back Off Notches Allow Insertion of Screwdriver for Removal and Assembly 42 Installing Pro Torq Spindle Nut Install spindle nut as follows 1 Remove the keeper ring from the nut as described in the Removing Pro Torq Spindle Nut section A CAUTION Do not attach loosen or tighten the Pro Torq spindle nut with the keeper ring in place The keeper ring is a locking device and must be removed before any adjustment of the nut A WARNING Care must be taken when removing the keeper ring from the spindle nut due to the spring like properties of the ring Use appropriate eye protection and shielding when servicing this part 2 To seat the trailer axle bearing thread the Pro Torq nut onto the axle spindle While rotating the wheel torque the nut to 200 lbs ft 271 Nem 3 After seating the bearing back the nut off one full turn 4 Toachieve the proper endplay re thread the Pro Torq nut until hand tight Torque to 100 Ibs ft 136 Nem Bottom Legs Point Away From Nut 5 Back off 1 4 turn or one raised face mark on surface of the Pro Torq nut Wheel should turn freely 6 Check endplay using a dial indicator Endplay should be within 0 001 0 003 0 025 0 076 mm See Verify Wheel End play on page 44 Standard Drive As
36. ing gaskets that meet these requirements Cured Armstrong N 8092 or equiva lent has proven to be adequate for most applica tions 3 Use SAE Grade 8 nuts and hard washers If hard washers are difficult to find use Caterpillar 5 8 hard washer 5P 8247 or the equivalent in 3 4 diameter 4 Assemble the joint with 200 230 lbs ft of torque on 5 8 studs and 250 290 Ibs ft of torque on 3 4 studs 5 If the studs or hubs fail during assembly it may be that they were badly damaged when the joint origi nally failed Replace parts that fail during assembly 6 Re torque drive flange nuts after one day of use Inspection Requirements The following inspection criteria are intended for units whose vocation is strictly on highway use only The inspection crite ria are not intended for unitized or pre set wheel ends refer to systems manufacturer for inspection and service recommen dations These recommendations depend on the proper assembly of the system including the proper lubricant fill level Damaged Spacer LMS There is little likelihood of damage to the spacer in operation If these components are damaged during a hub removal replace with Dana supplied spacer In the interim the wheel end can be reassembled without the spacer using standard bearing setting procedures Reference TMC RP 618 Damaged Hub Cap LMS Steer and Trailer Broken window stripped pipe plug etc Replace broken component and
37. ing nuts are corroded 2 Pre lubricate all bearings 3 LMS spacer must be installed before the inner bear ing and wheel seal 4 If grease lubricant is used fill the hub cavity with the appropriate lubricant 5 Install the hub on the spindle with care to prevent damage or distortion to the wheel seal Inner spindle nut Locking e washer Retainer T 9 Steering knuckle spindle Dowel pin Outer as nut A CAUTION Never mix grease and oil lubricants 6 Install e outer bearing on the spindle e inner spindle nut onto the spindle 7 Torque the inner nut to 250 300 Ibs ft while rotat ing the hub 8 Install the locking spindle washer Note If the dowel pin and washer are not aligned remove washer turn it over and re install If required loosen the inner nut just enough for alignment 22 A CAUTION Never tighten inner nut to align dowel pin hole This can pre load the bearing and caus e premature bearing failure 9 Install e Theretainer washer e The outer spindle nut 10 Tighten the outer nut to 250 50 Ibs ft 271 407 Nem 11 Secure outer nut by bending the retainer washer over one flat hex on the outer spindle nut A WARNING Attempts to measure wheel end play of the LMS hub system may result in false readings If end play measurements are attempted use a precision dial indicator Apply a strong push on the hub while rotating the hub back and forth Work t
38. is used fill the hub cavity with the appropriate lubricant 5 Install the hub on the spindle with care to prevent damage or distortion to the wheel seal Inner spindle nut Locking washer Retainer washer Steering knuckle spindle Y Dowel pin M spindle nut A CAUTION Never mix grease and oil lubricants 40 6 Install e outer bearing on the spindle e inner spindle nut onto the spindle 7 Seatthe bearings by tightening the inner nut to 200 Ibs ft 271 Nem while rotating the hub assembly 8 Loosen the inner nut one full turn 9 Re tighten the inner nut to 50 Ibs ft 68 Nem while rotating the hub 10 Again loosen the inner nut one third turn to one half turn maximum three to five hub studs for a ten stud pattern 11 Install the locking spindle washer Note If the dowel pin and washer are not aligned remove washer turn it over and re install If required loosen the inner nut just enough for alignment A CAUTION Never tighten inner nut to align dowel pin hole This can pre load the bearing and caus e premature bearing failure 12 Install e retainer washer e The outer spindle nut 13 Tighten the outer nut to 200 50 Ibs ft 271 407 Nem 14 Secure outer nut by bending the retainer washer over one flat hex on the outer spindle nut 15 Verify that the wheel endplay is between 0 001 and 0 005 0 025 and 0 127 mm using a dial indicator If
39. l Brake S Single Rear Axle N A L Limited Slip P Lube Pump R Retarder Ready GAW Rating W Wide Track x 1000 Ibs N America x 1 Tn Europe Design Level Gear Type 1 Standard Single Reduction Head Assembly Series 2 Dual Range 3 Planetary Double Reduction 4 Open 5 Helical Reduction e 40 P L P Optional Lube Pump D Tandem Forward Axle with Inter Axle ante i pA Differential xample 40 40 s R Tandem Rear Axle H High Performance 40 T Torsionally Tuned P Premium L 0 Gearing S Single Reduction D Driver Controlled Differential Lock S 404 P L Lube Pump D P Standard D Forward Tandem Axle P Optional R Rear Tandem Axle Design Level S Single Reduction T Dual Range P Planetary Double Reduction D Single Reduction with Wheel Differential Lock A Single Reduction with In Axle Speed Sensors IASS Capacity x 1000 Ibs Example 40 40 000 Ibs Example DS Forward Tandem Axle Single Reduction or RS Rear Tandem Axle Single Reduction General Information Model Number Location If Drive Axle is LMS as shown on the hub see page 28 30 for removal and assembly procedures If Drive Axle is Standard see page 47 for removal and page 48 for assembly procedures Axle Data Plate Note Tags that do not include all the information shown here are older models before May 1987 4 5 PART NO Sie SP
40. lace drain pan under wheel end 2 Remove stud nuts lock washers and taper dowels if present drive axle shaft and gasket Gasket aK R Hub Lock washer Axle shaft 99 3 Remove spindle nut and locking system Spindle washer Outer jam nut 4 If tires on use a dolly and pull wheel end outward to loosen outer bearing and hub 5 6 7 8 Remove outer bearing Outer bearing Clean spindle Remove seal from hub Remove inner bearing Inner bearing Slide hammer 47 wn 5 i eh lt 1 3 lt S Standard Drive Assembly Standard Hub Drive Axle Assembly Do not mix spindle nuts and lockwashers from different sys tems Mixing spindle nuts and lockwashers can cause wheel separation Note The lockwasher for a four piece tang dowel type wheel nut system is thinner than the lockwasher for a three piece tang type wheel nut system and is not designed to bear against the inner nut 1 Inspect the spindle and nut threads for corrosion and clean thoroughly or replace as required Note Proper assembly and adjustment is not possible if the spindle or nut threads are corroded 2 Inspect the tang type washer if used Replace the washer if the tangs are broken cracked or damaged 3 Install the hub and drum on the spindle with care to prevent damage or distortion to the wheel seal 4 Completely fill the h
41. lat washer 1 Install the LMS bearing spacer into the hub assem bly with the large diameter end facing the inner bear A CAUTION ing cup This must be done before the bearing cone and seal are installed Do not attach loosen or tighten the Pro Torq spindle nut with the keeper ring in place The keeper ring is a locking Spacer device and must be removed before any adjustment of the nut Large Diameter End Care must be taken when removing the keeper ring from the spindle nut due to the spring like properties of the ring Use appropriate eye protection and shielding when servicing this part 2 Lubricate the inner bearing cone and install into the hub 3 Install the wheel seal using the proper installation tools 23 LMS Steer Assembly 7 Remove the keeper ring from the Pro Torque nut before installing the nut 8 Use a screwdriver like device to pry the keeper ring from the undercut groove on either side of the nut until the keepr ring is released Notches Allow Insertion of Screwdriver for Removal and Assembly 9 Install the Pro Torque Nut 10 While rotating the wheel end torque the nut to 250 lbs ft Do not back the nut off after torquing 11 With a dial indicator measure the wheel bearing endplay to verify that it is not greater than 005 12 Install the keeper ring into the milled slot of the nut so that the flat of the ring lines up wiht the flat of the spindle end Spindle Fl
42. le com mercial solvent Be certain parts are free of moisture or other contaminants Refer to vehicle and or wheel seal manufac turer s recommendations when using grease 1 Grease bearing cones by forcing grease between rollers cones and cage 2 Coat spindle and spindle nut with lube 3 Fill wheel hub with grease to inside diameter of bear ing cups 4 Coat inside of hub cap with grease A CAUTION Never mix oil bath and grease packed wheel ends For additional information refer to the Roadranger Products Lubrication Manual TCMT0021 LMS Hub Drive Axle Parts Exploded View 1 Hub oil seal 2 Inner bearing cone 3 Inner bearing cup 4 Drive hub 5 Outer bearing cup 6 Spacer LMS Drive Exploded View 7 Outer bearing cone 8 Spindle nut and locking system 9 Inner jam nut 10 Spindle washer 11 Lock ring 12 Outer jam nut 13 Gasket 14 Drive axle shaft 15 Stud nut 16 Lock washer 17 Taper dowel 27 DET TI De SAG SINT LMS Drive Removal LMS Drive Axle Removal A WARNING Never work under a vehicle supported by only a jack Always support vehicle with stands Block the wheels and make sure the vehicle will not roll before releasing the brakes A IMPORTANT Wheel end seals can be easily damaged during handling Leave the seal in its package until installation to prevent damage or contamination 1 Jack up vehicle Place drain pan under wheel end
43. n pre load the bearings and cause a premature bear ing failure A WARNING Attempts to measure wheel endplay of the LMS hub system may result in false readings If endplay measurements are attempted use a precision dial indicator Apply a strong push on the hub while rotating the hub back and forth Work the hub until the dial indicator shows no additional move ment Then apply a strong pull while rotating the hub back and forth Work the hub until the dial indicator shows no additional movement Endplay measurements greater than 0 005 may indicate a need to verify the correct compo nents were used and the spindle nut was installed per the specifications 10 Bend cotter pin legs around the stamped locking nut Bend cotter pin legs 11 Attach the hub cap 12 If oil lubricant is used fill the hub cap cavity with the appropriate lube Install oil fill plug and tighten to specified torque 21 m 77 7 e 1 gt 7 77 1 lt LMS Steer Assembly LMS Spindle Nut Assembly Proper wheel bearing adjustment maximizes wheel bearing and seal life Proper adjustment can also extend brake lining life by preventing lining contamination caused by seal leaks Four Piece Locking Nut System 1 Inspect the spindle threads and spindle nuts for cor rosion and clean thoroughly or replace as required Note Proper assembly and adjustment is not possible if the spindle threads or adjust
44. n with an asterisk are available in the Roadranger family of synthetic gear lubri cants The lowest ambient temperatures covered by this chart are 40 F and 40 C Lubrication recommendations for those applications which consistently operate below this tempera ture range must be obtained through Dana Corporation by contacting your local Dana representative Grade Ambient Temperature Range 75W 40 F to 15 F 40 C to 26 C 75W 80 40 F to 80 F 40 C to 21 C 75W 90 40 F to 100 F 40 C to 38 C 75W 140 40 F and above 40 C and above 80W 90 15 F to 100 F 26 C to 38 C 80W 140 15 F and above 26 C and above 85W 140 10 F and above 12 C and above Available in the Roadranger family of synthetic gear lubricants 12 Approved Lubricants Heavy Duty Drive Axle Maintenance amp Inspection Synthetic or Lubricant SAE Change Interval for Line Haul Change Interval for Mineral Vocational Synthetic 1 SHAES 256 Rev C SAE 75W 90 500 000 miles 800 000 Km N A or 5 years Synthetic 2 SHAES 429 SAE 75W 90 N A 180 000 miles 288 000 Km SAE 80W 140 or 3 years Mineral SAE J2360 75W 75W 90 120 000 miles 193 000 Km 60 000 miles 96 500 Km Base 75W 140 80W or 1 year or 1 year 90 85W 140 Medium Duty Drive Axle Synthetic or Lubricant SAE Change Interval for Line Haul Change Interval for Mineral Vocational Sy
45. ng tabs if present 4 Remove outer spindle nut and locking system Inner jam nut Lock ring Spindle washer Outer jam nut 5 Remove outer bearing Outer bearing 6 Clean spindle 7 Remove seal from hub Slide hammer 8 Remove inner bearing Inner bearing 77 e Ed e c lt 18 9 Remove LMS spacer Steer Axle Spacer Large Diameter End LMS Disassembly LMS Assembly LMS Wheel End Assembly LMS Steer Follow these service and assembly procedures carefully to obtain proper wheel bearing adjustment and to increase ser vice life A WARNING Never work under a vehicle supported by only a jack Always support vehicle with jack stands Block the wheels and make sure the vehicle will not roll before releasing the brakes Wheel seals can be easily damaged during handling Leave the seal in its package until installation to prevent damage or contamination 1 Inspect Clean the hub cavity spacer and bearing bores for any contaminants A IMPORTANT Lubricate the inner and outer bearing cones with the same lubricant used in the axle sump for drive wheel ends or lubricant to be used in hub for steer axles A CAUTION When using an oil bath system do not pack the bearings with grease Grease will prevent the proper circulation of axle lubricant and may cause wheel seal failure 2 Install the bearing spacer into the hub assembly
46. nthetic SHAES 256 Rev C SAE 75W 90 250 000 miles 400 000 Km N A or 3 years Synthetic SHAES 429 SAE 75W 90 N A 180 000 miles 288 000 Km SAE 80W 140 or 3 years Mineral SAE J2360 75W 75W 90 100 000 miles 160 000 Km 60 000 miles 96 500 Km Base 80W 90 85W or 1 year or 1 year 140 Axles using LMS wheel end system Axles using adjustable wheel bearing system z m i go 77 Maintenance amp Inspection Steer Axle Type of Lubricant Lubricant SAE Change Interval for Change Interval for System Line Haul Vocational Wheel End Mineral Oil SAE 75W 90 100 000 miles 30 000 miles 48 000 161 000 km or 1 year km or 6 months Wheel End Mineral Grease NLGI 2 2 grade 100 000 miles 30 000 miles 48 000 161 000 km or 1 year km or 6 months LMS Low Lube Synthetic Oil SAE 50 250 000 miles 250 000 miles PS 164 Rev 7 400 000 km or 1 year 400 000 km or 1 year LMS Lube Free Synthetic Oil SAE 50 None only needed if None only needed if PS 164 Rev 7 tear down tear down LMS Low Lube Semi Fluid Synthetic Grease Chevron Delo SF 50 000 miles 800 000 km or 3 years 50 000 miles 800 000 km or 3 years LMS Low Lube Semi Fluid Synthetic Grease Mobilith SHC 50 000 miles 800 000 50 000 miles 800 000 007 km or 3 years km or 3 years King Pin Joint Grease Heavy Duty multipurpose
47. perature seasonal influences should be taken into consideration Maintenance amp Inspection Detailed External Inspection Conducted at PM or at least annually Check wheel ends for obvious signs of lubricant leakage such as hubcap gasket and wheel seal areas grease soaked brake linings Any seepage is reason for further inspection and appropriate action Raise the vehicle and check for smooth rolling of wheels Check for signs of excessive endplay in the wheel end This does not include removal of the hubcap Note Leaking grease may not spread over the hub and brake components as with hubs filled with oil When inspect ing for grease leaks the inspection must be done very carefully with the aid of a bright beam of light from a flashlight or droplight Note Some grease seals will purge very small amounts of grease in normal operation If there is seepage around the hubcap flange area take appro priate action to eliminate seepage as directed by your mainte nance instructions If leakage in the seal area is found remove the wheel end and replace the hubcap gasket seal and lubricant Inspect the spindle and bearings for damage and replace if needed Anything abnormal requires more detailed inspection of hub components A CAUTION clogged vent can damage the wheel seal allowing inter nal pressure build up in the wheel end A CAUTION Failure to remove the outer bearing may provide a false lubricant level re
48. pport vehicle with stands Block the wheels and make sure the vehicle will not roll before releasing the brakes A IMPORTANT Wheel end seals can be easily damaged during handling Leave the seal in its package until installation to prevent damage or contamination 1 Jack up vehicle Place drain pan under wheel end 2 Remove hubcap bolts hubcaps and gasket AZ Woo Hub cap bolt 3 Remove locking tabs if present 4 Remove outer spindle nut and locking system A f D lt EZX N Inner jam nut Lock ring Spindle washer Outer jam nut 5 6 7 8 Remove outer bearing Outer bearing Clean spindle Remove seal from hub Remove inner bearing Inner bearing Slide hammer 39 7 o gt o a 2 mr 1 D E D gt lt Standard Steer Assembly Standard Hub and Spindle Nut Assembly Proper wheel bearing adjustment maximizes wheel bearing and seal life Proper adjustment can also extend brake lining life by preventing lining contamination caused by seal leaks Four Piece Locking System 1 Inspect the spindle threads and spindle nuts for cor rosion and clean thoroughly or replace as required Note Proper assembly and adjustment is not possible if the spindle threads or adjusting nuts are corroded 2 Pre lubricate all bearings 3 Install the inner bearing into the hub and install the wheel seal 4 If grease lubricant
49. reading does not fall within this range repeat this procedure See Verify Wheel Endplay section 16 Attach hub cap 17 If oil lubrication is used fill the hub cavity with the appropriate lubricant Install oil fill plug and tighten to specified torque A CAUTION Never mix grease and oil lubricants Note For steer axles with Spicer in axle speed sensors see AXSM0034 for service and adjustment Standard Steer Assembly Stamped Locking Nut System Proper wheel bearing adjustment maximizes wheel bearing and seal life Proper adjustement can also extend brake lining life by preventing lining contamination caused by seal leaks 1 Inspect the spindle threads and spindle nut for cor rosion and clean thoroughly or replace as required 2 Pre lubricate all bearings 3 Install the inner bearing into the hub and install the wheel seal 4 If grease lubricant is used fill the hub cavity with the appropriate lubricant 5 Install the hub on the spindle with care to prevent damage or distortion to the wheel seal A CAUTION Never mix grease and oil lubricants 6 Install the outer bearing on the spindle 7 Install the retaining washer and adjusting nut 8 Seatthe bearing by tightening the adjusting nut to 200 Ibs ft 271 Nem while rotating the hub N D flat retaining washer Jam nut or Adjusting nut Cotter pin Stamped locking nut 9 Loosen the adjusting nut one full turn 10 Re tighten the
50. refill to proper level with approved synthetic lubricant For warranty continuance the replacement hub cap must be Spicer branded If the hub cap is removed from the hub a new gasket is required z m i go 77 Maintenance amp Inspection Damaged Hub Broken flange stud replacement stripped hub cap bolt hole etc If the hub is damaged and needs to be replaced replace ment of entire Spicer branded hub unit assembly is required for warranty continuance Seal Replacement If service is required on the seal or if the oil is contaminated the hub unit must be disassembled and serviced Seal replacement is required in all cases when the hub is removed from the axle Wheel End Inspection Oil Bath Simple Inspection Pre Trip In Service Walk around vehicle and check wheel ends for obvious signs of lubricant leakage such as hubcap gasket and wheel seal areas oil soaked brake linings Check for broken or missing components Any seepage is reason for further inspection and appropriate action Take appropriate action if leaks or oil soaked brake linings are noted Note For Drivers After making an enroute stop walk around the unit and feel the hubs If there is any significant differences in tempera tures or excessive temperature contact your maintenance department When feeling hubs for temperature seasonal influences should be taken into consideration
51. s have lower initial costs than synthetic lubri cants but need to be changed more frequently in some equip ment When choosing a lubricant the fleet needs to consider e manufacturer s recommendation for the axle make and model in service e fleet savings associated with extended service intervals e total cost of the lubricant Note Because seal performance may vary when switching lubricants consult your seal supplier for compatibility concerns Lubrication Requirements The ability of a drive axle to deliver quiet trouble free opera tion over a period of years is largely dependent upon the use of good quality gear lubrication in the correct quantity The most satisfactory results can be obtained by following the directions contained in this manual The following lubrication instructions represent the most cur rent recommendations from the Commercial Vehicle Systems Division of Dana Corporation Approved Lubricants General Gear lubrications acceptable under military specifi cation MILSPEC MIL L 2105D Lubricating Oils Gear Mul tipurpose are approved for use in Dana Drive Axles The MIL L 2105D specification defines performance and viscosity requirements for multigrade oils It supersedes both MIL L 2105B MIL L 2105C and cold weather specification MIL L 10324A This specification applies to both petroleum based and synthetic based gear lubricants if they appear on the most current Qualif
52. sembly A CAUTION After seating bearing at 200 Ibs ft 271 Nem Pro Torq spindle nut must be backed off Failure to back off the nut will cause the bearing to run hot and fail prematurely or to be damaged The final adjustment of 100 Ibs ft 136 Nem of adjusting torque with a 1 4 turn backoff will ensure the necessary 0 001 0 003 0 025 0 076 mm endplay 7 Insert the keeper ring into the undercut groove of the spindle nut as shown 8 Engage the mating teeth of the keeper and the nut 9 Compress and insert the keeper arms one at a time into the undercut groove of the nut 10 Position the keeper ring as required to align teeth 11 Do not turn the spindle nut to align teeth Use Raised Nubs to Indicate Turn Back Off wD d o o i el lt 7 D lt Notches Allow Insertion of Screwdriver for Removal and Assembly 43 End play Procedure Verify Wheel End play Standard Axles Verify that end play meets specification using a dial indicator An indicator with 0 001 0 03 mm resolution is required Wheel end play is the free movement of the tire and wheel assembly along the spindle axis Correct end play is 0 001 0 005 0 025 0 127 mm Note Endplay when using a Pro Torq Nut is 0 001 0 003 0 025 0 076 mm 1 Attach a dial indicator with its magnetic base to the hub or brake drum as shown below 2 Adjustthe dial indicator so that its pl
53. tandard Hub Drive Axle Removal 47 Standard Hub Drive Axle Assembly 48 Verify Wheel End play Standard Axles 50 Standard Hub Drive Axle Lubrication 51 Appendix noc tre n cet t 52 General Information Model Information Identification Steer Axle Identification Model Number Information E Family Numbering System 120 0 J L Beam Type I Beam T Tubular Beam Series GAWR x 100 Ibs Example 120 x 100 12 000 Ibs Design Level Family Numbering System 120 SG Nominal Load SG I Beam Standard Series Carrying Capacity Overall Width 60 6 000Ibs SB Beam 80 8 000 Ibs Over 96 100 10 000 165 Overall Width 120 12 000 Ibs 140 14 000 Ibs 160 16 000 Ibs 180 18 000 Ibs 200 20 000 Ibs D Family Numbering System D 85 OF Series 1 L Beam Type GAWR x 1 000 Ibs F Standard Width 450 Kg W Over 96 Overall Width Design Level idth 0 Standard Axle 0 EFA Family Numbering System EFA 12 F 4 T e Level Nominal Load Beam Type Capacity F Forged I Beam 12 12 000 Ibs T Tubular Beam 18 18 000 Ibs 22 22 000 Ibs 24 24 000 Ibs General Information Model Number Location Family Tag The Spicer front non drive steering axles are identified with a tag located between
54. ts are free of moisture or other contaminants Refer to vehicle and or wheel seal manufac turer s recommendations when using grease 1 Grease bearing cones by forcing grease between rollers cones and cage 2 Coat spindle and spindle nut with lube 3 Fill wheel hub with grease to inside diameter of bear ing cups 4 Coat inside of hub cap with grease A CAUTION Never mix oil bath and grease packed wheel ends For additional information refer to the Roadranger Products Lubrication Manual TCMT0021 45 WD d E 3 7 1 D 73 E D y E Standard Drive Exploded View Standard Hub Drive Axle Parts Exploded View 1 Unitized hub oil seal 7 Spindle nut and locking system 13 Drive axle shaft 2 Inner bearing cone 8 Inner jam nut 14 Stud nut 3 Inner bearing cup 9 Spindle washer 15 Lock washer 4 Drive hub 10 Lock ring 16 Taper dowel 5 Outer bearing cup 11 Outer jam nut 6 Outer bearing cone 12 Gasket 46 Standard Drive Removal Standard Hub Drive Axle Removal A WARNING Never work under a vehicle supported by only a jack Always support vehicle with stands Block the wheels and make sure the vehicle will not roll before releasing the brakes A IMPORTANT Wheel end seals can be easily damaged during handling Leave the seal in its package until installation to prevent damage or contamination 1 Jack up vehicle P
55. ty Multipurpose 2 Grade 120 000 miles 60 000 miles Grease Pack Lithium Based 193 000 Km or 1 year 96 500 Km or 6 months Adjusted Only approved lubricant for LMS wheel ends Use of this grease requires a signed waiver from the customer Do not mix with sodium base grease Specified by MGM 113 as only approved lubricants for LMS trailer axles For additional lubrication information see TCMT0021 or call 1 800 826 HELP 4357 z m i 5 go 77 LMS Steer Parts Exploded View 1 Hub oil seal 2 Inner bearing cone 3 Spacer 4 Inner bearing cup 5 Steer hub 6 Outer bearing cup LMS Exploded Views 7 Outer bearing cone 8 Spindle nut and locking system 9 Inner jam nut 10 Spindle washer 11 Lock ring 12 Outer jam nut 13 Gasket 14 Hub cap 15 Hub cap bolt LMS Disassembly LMS Steer Axle Removal A WARNING Never work under a vehicle supported by only a jack Always support vehicle with stands Block the wheels and make sure the vehicle will not roll before releasing the brakes A IMPORTANT Wheel end seals can be easily damaged during handling Leave the seal in its package until installation to prevent damage or contamination 1 Jack up vehicle Place drain pan under wheel end 2 Remove hubcap bolts hubcaps and gasket AZ Woo Hub cap bolt 3 Remove locki
56. ub cavity between the inner and outer bearing races with the same lubricant used in the axle sump 5 Before installation lubricate the outer bearing with the same lubricant used in the axle sump Note Lubricate only with clean axle lubricant of the same type used in the axle sump Do not pack the bearings with grease before installation Grease will prevent the proper circulation of axle lubricant and may cause wheel seal failure 6 Install the outer bearing on the spindle 7 Install the inner nut on the spindle Tighten the inner nut to 200 Ibs ft 271 Nem while rotating the wheel hub A CAUTION Never use an impact wrench to adjust wheel bearings A torque wrench is required to assure that the nuts are prop erly tightened 48 8 Back off the inner nut one full turn Rotate the wheel hub 9 Retighten the inner nut to 50 Ibs ft 68 Nem while rotating the wheel hub 10 Back off the inner nut exactly 1 4 turn Note This adjustment procedure allows the wheel to rotate freely with 0 001 0 005 0 025 mm 0 127 mm endplay 11 Install the correct lockwasher for the wheel nut sys tem being used Three piece Dowel type Lockwasher System Inner nut Dowel pin Outer nut a Install the Dowel type lockwasher on the spindle Note If the dowel pin and washer are not aligned remove washer turn it over and reinstall If required loosen the inner nut just enough for alignment A CAUTION N
57. unger or pointer is against the end of the spindle with its line of action approximately parallel to the axis of the spindle 3 Grasp the wheel assembly at the 3 o clock and 9 o clock positions Push the wheel assembly in and out while oscillating it to seat the bearings Read bearing endplay as the total indicator movement A CAUTION If end play is not within specification readjustment is required Adjust End play with Tire and Wheel Assembly 44 Adjust End play with Wheel Hub With indicator mounted at bottom push pull at sides of drum Readjust Wheel End play Procedure Excessive End play If end play is greater than 0 005 0 127 mm remove the outer nut and pull the lock washer away from the inner nut but not off the spindle Tighten the inner nut to the next alignment hole of the dowel type washer if used Reassemble the washer and retorque the outer nut Verify end play with a dial indicator Insufficient End play If end play is not present remove the outer nut and pull the lock washer away from the inner nut but not off the spindle Loosen the inner nut to the next adjustment hole of the dowel type washer if used Reassem ble the washer and retorque the outer nut Verify end play with a dial indicator Fine Tuning the End play If after performing the readjustment procedures end play is still not within the 0 001 0 005 0 025 0 127 mm range disassemble and inspect the components If p
58. ut just enough for alignment A CAUTION Never tighten the inner nut for alignment This can preload the bearing and cause premature failure b Install the outer nut on the spindle and tighten to 350 Ibs ft 475 Nem c Verify wheel endplay 34 Three Piece and Tang Type Lockwasher System 1 Install the inner spindle nut with dowel pin outward While rotating the hub torque the nut to 300 ft Ibs DO NOT BACK OFF Tang type lockwasher 4123 thick _ Q ge Inner nut a Install the Tang Type lockwasher on the spindle Outer nut A CAUTION Never tighten the inner nut for alignment This can preload the bearing and cause premature failure b Install the outer nut on the spindle and tighten to 250 Ibs ft 339 Nem Check endplay using a dial indicator Endplay should be within 0 001 0 005 in 0 025 0 127 mm See Verify Wheel Endplay section d After verifying endplay secure wheel nuts by bend ing one of the locking washer tangs over the outer wheel nut and another tang over the inner wheel nut e Goto Step 2 LMS Steer Assembly Pro Torg Locking Nut System with LMS A CAUTION Do not attach loosen or tighten the Pro Torq spindle nut with the keeper ring in place The keeper ring is a locking device and must be removed before any adjustment of the nut A WARNING Care must be taken when removing the keeper ring from the spindle nut due to the spring like prop
59. ver until fluid is level with the bottom of filler hole With axle on level surface fill housing with oil to bottom of plug Temperature sensor mounting hole 2 Raise the right side of the axle 6 inches or more Hold axle in this position for one minute Oil will run into wheel end 3 Lower the right side 4 Raise the left side of the axle 6 inches or more Hold axle in this position for one minute Oil will run into wheel end Ds 5 Lower the left side 6 With axle on a level surface add lubricant through housing cover oil filler hole until fluid is level with the bottom of the hole Note Axles without wheel end fill holes will require approxi mately 2 5 additional pints of lubricant to bring the lube level even with the bottom of fill hole For additional information refer to the Roadranger Products Lubrication Manual TCMT0021 37 77 zu o D y 5 Standard Hub Steer Axle Parts Exploded View 1 Unitized hub oil seal 2 Inner bearing cone 3 Inner bearing cup 4 Steer hub 5 Outer bearing cup 6 Outer bearing cone 38 Standard Steer Exploded View 7 Spindle nut and locking system 13 Hub cap 8 Inner jam nut 14 Hub cap bolt 9 Spindle washer 10 Lock ring 11 Outer jam nut 12 Gasket Standard Steer Removal Standard Hub Steer Axle Removal A WARNING Never work under a vehicle supported by only a jack Always su
60. xle spindle aligning tab with keyway If washer does not align with dowel pin on inner nut remove washer and turn over and reinstall If after this washer still does not align with dowel pin tighten inner nut just enough for alignment Never tighten the nut more than half the distance between the holes A CAUTION NEVER back off the spindle nut to align dowel pin with dowel washer 32 When using LMS Hub always install the identification tag 4 Install the identification tag onto the spindle over the outside diameter of the dowel type lock washer with the anti rotation bosses inboard and over the flats of the inner spindle nut Note The identification tag is retained between the tang type lock washer and the inner nut 5 Install the outer wheel nut on the spindle and tighten 6 Torque the outer spindle nut 200 5010 ft Note If the washer tang and nut flat are not aligned remove washer turn it over and reinstall If required tighten the outer nut just enough for alignment A CAUTION NEVER back off the spindle nut to align tang type washer with spindle nut flats 7 Secure the outer nut by bending two opposing 180 degrees apart tangs of the tang type washer over two flats of the outer nut A WARNING Attempts to measure wheel endplay of the LMS hub system may result in false readings If endplay measurements are attempted use a precision dial indicator Apply a strong push on the hub while rotating

Service Manual - Dana Corporation

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