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1. SERIES THREAD HEAD SIZE BOLT TORQUE SIZE Nm LB FT SPL140 8mm x 1 00 8mm 6 point 34 41 25 30 SPL170 8mm x 1 00 8mm 6 point 34 41 25 30 SPL250 8mm x 1 00 8mm 6 point 34 41 25 30 Bolts are specially heat treated DO NOT substitute inferior grade bolts Center Bearing Installation 1 Wipe the bearing surface of the midship tube shaft with a fine emery cloth Install a new slinger included in center bearing replacement kit on the midship tube shaft using a section of tubing to avoid damaging slinger Make sure the slinger is completely seated against the midship tube shaft shoulder Note If the application requires the installation of a slinger 6 Install a washer if required and new midship nut avoid damage during installation and torque nut to specifications See midship nut specifications Table MM Note Do not reuse old slingers Most replacement center P bearings will not include slingers Failure to torque midship nut to required specifications can cause driveline failure which can result in separation of the driveline from the vehicle A separated driveline can result in property damage serious personal injury or death 3 Carefully align the new center bearing assembly with the ground surface of the midship tube shaft Physi cally push the center bearing onto the midship tube 77 D i 5 shaft Table MM Midship N
2. 11 Rotate the journal cross to make sure it moves smoothly and freely in the bearings If not disas semble and inspect the journal and bearing assem blies for skewed or dropped needle rollers Reference removal procedrues for universal joints snap ring style Spring Tab Style Spicer Life Series 140 170 amp 250 1 Remove needle retaining plugs from all bearing cup assemblies Using a high quality National Lubricat ing Grease Institute E P Grade 2 lubricating grease wipe each bearing cup assembly with grease Fill all cavities between the needle rollers Also apply a lib eral coating of grease on the bottom of each bearing cup assembly and on the lip of the seal Note Refer to Dana information bulletin J3295 for additional grease specification guidelines A CAUTION Failure to use Dana recommended grease specifications may cause premature component wear and void warranty coverage Caution Spicer DOES NOT recommend wiping the outside of bearing cup assemblies or yoke cross holes with grease oil or silicone based sprays This could result in bearing cup assembly rotation in yokes 2 Position the journal cross into the yoke cross holes with the grease zerk nipple fitting inward toward tubing The double headed grease zerk nipple fit ting should be perpendicular to the yoke cross holes Note Failure to properly position the universal joint will result in the inability to grease the universal joint
3. Series Thread Size Head Size Bolt Torque N m Lb Ft SPL140 12mm 1 25 12mm 12 point 156 170 115 125 SPL170 12mm 1 25 12mm 12 point 156 170 115 125 SPL 250 12mm 1 25 12mm 12 point 156 170 115 125 SPL350 12mm 1 25 12mm 12 point 240 270 177 200 Spicer bolts are specially heat treated DO NOT substitute with inferior grade bolts 7 It may be necessary to unseat bearing cup assem blies by tapping on yoke or bearing cup with a soft faced hammer Once the bearing cup assemblies are free allow the driveshaft to rest on support strap 8 10 11 Apply a c clamp around the outboard bearings Apply grease gun pressure Completely purge both inboard bearings nee y reapply grease gun pressure until both outboard bearings purge After all four bearings purge fresh grease retighten c clamp to squeeze out excess grease and wipe Clean This will ease installation of universal joint kit back into yoke Install universal joint kit in the yoke using new bearing retainer bolts and torque bolts to the required specifications If the bearings still will not purge complete replace ment of the universal joint kit is required See removal section of this manual for proper proce dures on removing Spicer Quick Disconnect style driveshaft assemblies and spring tab style universal joints Slip Joint Lubrication Lubrication Procedure for Slip Members 1 Apply grease gun pressure to the
4. Note Refer to Dana information bulletin J3295 for additional grease specification guidelines Caution Failure to use Dana recommended grease specifica tions may cause premature component wear and void warranty coverage A WARNING Do not add grease to non greasable U joint kits Mixing grease types and or over greasing can cause premature failures Caution Spicer DOES NOT recommend wiping the outside of bearing cup assemblies or yoke cross holes with grease oil or silicone based sprays This could result in bearing cup assembly rotation in yokes Position the journal cross into the yoke cross holes with grease zerk nipple fitting inward toward tub ing The double headed grease zerk nipple fitting should be perpendicular to the yoke cross holes Failure to properly position the universal joint kit will result in the inability to grease the universal joint Note If using an arbor press proceed to step 3 If using a universal joint tool follow the manufacturer s instructions Note Always inspect bearing cups for rollers that may have fallen downed rollers out of place before installation 3 Move one end of the journal cross to cause a trun nion to project through the cross hole beyond the outer machined face of the yoke ear Place the bear ing cup assembly over the protruding trunnion diam eter and align it to the yoke cross hole Align the yoke in an arbor press with the bearing assembly
5. Note Always inspect bearing cups for rollers that may have fallen downed rollers out of place before installation 24 5 7 a 5 D So 25 3 Move one end of the journal cross to cause a trun nion to project through the cross hole beyond the outer machined face of the yoke ear Take one bear ing cup assembly and position an installation height tool on the end of the bearing cup assembly Place the bearing cup assembly over the protruding trun nion diameter and align it to the yoke cross 4 installation Height Toot Align the yoke in an arbor press with the bearing assembly resting on the base of the press Cover the yoke ear with a metal plate that has 0 25 inch 6 4 mm minimum thickness Push the yoke onto the bearing cup assembly until it is flush with the cross hole face Do not remove the installation height tool Metal Plate 5 Flip yoke 180 degrees Position the remaining installation heigh tool on the end of another bearing cup assembly Place bearing cup assembly over trunnion diameter and align it to the yoke cross hole Push the bearing cup assembly until both installation height tools are flush with the cross hole face Install new spring tabs and 8mm thread bolts Make sure that no grease or foreign material is present between the contact areas of the spring tabs bearing cups and yoke cross hole faces Tighten bolts to the required torque SPRING TAB BOLT SPECIFICATIONS
6. See above warning 7 CAUTION Spicer Life Series driveshaft assem blies can weigh in excess of 100 pounds 46 kilo grams Be sure to use proper lifting techniques when handling Spicer Life Series driveshafts More than one person may be needed when handling driveshaft assemblies 8 ALWAYS use support straps to prevent the driveshaft from falling causing injury and or damage during the loosening or removal of any driveshaft hardware 9 NEVER heat components or use sledgehammers or floor jacks to remove the driveshaft from vehicle Note For driveshaft applications that have pillow blocks dampers parking brakes or retarders refer to these component manufacturers or the original equipment vehicle manufacturers service manuals for proper pro cedures A WARNING Reassembly of a driveline out of original phase can cause vibration and failure of the driveline and attaching compo nents Failure of a driveline can result in separation of driveline from the vehicle which can result in property damage serious personal injury or death Rotating bearing cup assemblies can result in yoke cross hole wear and distortion Distorted yokes can result in sep aration of the driveline from the vehicle 21 Reuse of spring tab bolts or failure to properly tighten spring tab bolts to required specifications can cause the drivline to loosen and separate from the vehicle Failure to torque the midship nut to required spe
7. Using a puller follow the tool manufacturer s retainer spans the outside center bearing bracket If instructions to remove the bearing assembly from present remove the metal retainer and discard the midship Discard the center bearing Inspect Midship Bearing Diameter 5 Inspect midship for wear on bearing diameter If midship is damaged from a seized bearing replace 2 Remove and discard the center bearing bracket ment of entire coupling shaft is necessary VAE 6 If no damage is apparent remove slinger and dis card Proceed to installation of center bearing 3 Remove and discard rubber cushion 20 Installation Warnings Spicer Life Series Driveshaft Installation Warnings and Cautions Before You Get Started 1 ALWAYS wear safety glasses when performing maintenance or service Failure to wear safety glasses can result in personal injury and or partial or complete vision loss 2 NEVER go under a vehicle while the engine is run ning Be sure the vehicle s engine is off and keys are removed from ignition 3 NEVER go under or work ona vehicle that is not ona level or flat surface 4 NEVER work on a driveshaft without blocking the vehicle s wheels and releasing all parking brakes See warning below 5 NEVER lift a vehicle without the appropriate weight rated vehicle support equipment 6 NEVER REMOVE a driveshaft from the vehicle with out keeping the vehicle s transmission in neutral
8. cloth Removal Procedure for Slip Member Boot Mark Driveshaft Phasing Marks 1 It is imperative to mark all mating components of the driveshaft Mark the driveshaft with a marking stick paint marker or other legible marking device Remove and discard both boot clamps Clamps may be separated using a chisel to disengage locking hooks DO NOT reuse clamps Completely collapse the boot toward the yoke shaft to expose weld ring and spline sleeve area Wipe weld ring and spline sleeve areas clean Remove the yoke shaft and boot from the spline sleeve Discard boot 5 Inspect the yoke shaft spline surface for damage If the splines are damaged missing or twisted or any Glidecote is missing complete driveshaft replace ment is necessary Inspect the spline sleeve for damage If the splines are damaged missing or twisted complete drive shaft replacement is necessary Inspect the entire slip assembly for contaminants If the slip assembly shows evidence of rust or the lube is severely contaminated complete driveshaft replacement is necessary Note Refer to Slip Member Installation section of this manual for additional details Center Bearing Removal Remove Midship Nut on Center Bearing Yoke 1 19 Mark the counterbore of end yoke to midship nose with marking stick paint marker or other legible marking device This assures proper reassembly of the center bearing end yoke in its original p
9. loose com panion flange bolts and nuts loose or missing spring tabs or spring tab bolts damaged tangs on end fittings damaged or missing snap rings and rotating bearing cups If any of these situations are evident replacement of the com ponents is necessary Refer to the removal and installation sections of this manual for proper replacement procedures Universal Joints Note The following procedures are to be performed prior to any lubrication of universal joints or slip members The addition of lubricant can mask the looseness in a com ponet that is beginning to show wear and may be in need of replacement 1 Check for excessive looseness across the ends of the universal joint bearing cup assemblies and trun nions Take hold of the inboard yoke on the drive shaft with both hands Try to move the yoke vertically and horizontally There should be less than 006 15mm movement in the universal joint relative to the inboard or out board yokes If looseness is greater than 006 15mm the universal joint kit may need to be replaced A IMPORTANT Note If the movement of the driveshaft is greater than 006 the carrier assemblies input shaft and or output shaft ends play must be checked to make sure they are within specification Endplay readings that are out of specifica tion must be corrected before an accurate driveshaft reading can be taken Refer to the Input Output Shaft Endplay Inspection procedure A WA
10. a driveshaft with provisions for axial movement which trans mits torque and or rotary motion at a fixed or varying angular relationship from one drivetrain component to another Driveshaft An assembly of one or two universal joints con nected to a tubular shaft member which accomodates axial movement Driveshaft Length Center Line to Center Line or CL to CL The distance between the outermost universal joint centers on a driveshaft On driveshafts with variable length centers it is usually measured in the compressed or installed lengths Ear One of two projecting parts of a yoke symmetrically located with respect to the yoke s rotational axis End Fitting An end yoke or companion flange including S A E gt DIN and T Type styles that attaches a driveshaft to another drivetrain component End Yoke A Quick Disconnect yoke that attaches a driveshaft to another drivetrain component Flange Yoke A full round or Quick Disconnect style yoke which attaches a driveshaft to a companion flange Glidecote The blue nylon wear resistant coating on Spicer yoke shafts and tube shafts Grease Zerk Fitting The fitting on the shoulder or center of a journal cross or on a relubable slip spline that allows for lubri cation Inboard Yokes Yokes that make up the ends of a driveshaft or coupling shaft assembly i e tube yokes slip yokes yoke shafts and center bearing end yokes Installation Height Tools Round hard
11. faced hammer Once the bearing cup assemblies are free collapse the driveshaft until both bearing assemblies clear the open end yoke cross holes Allow the driveshaft to rest on support strap Be sure to ALWAYS use support straps to prevent the driveshaft from falling out of the vehicle Remove bearing retainers or stamped straps and bolts at the front end Inspect all end yoke cross hole surfaces and bolt hole threads for damage If the bolt hole threads are damaged the yoke must be replaced Inspect for raised metal or fretting on open yoke cross holes can be removed with a fine toothed file and or emery cloth 8 Inspect the end yoke cross holes for distortion and damage Inspect Companion Flange Flange Yokes 1 Inspect all flange bolt hole threads or through holes for damage If the bolt hole threads or through holes are damaged the flange must be replaced Note For removal procedures for companion flanges refer to the original equipment manufacturers service and main tenance manuals For removal procedures for flange yokes see removel of universal joints in this manual 2 Inspect all flange faces for galling or damage If damaged the flange must be replaced Grease Zerk Removal and Installation Remove Grease Zerk Fitting or Plug 1 Tilt the universal joint kit or flange yoke and univer sal joint kit to allow access to effected grease zerk fitting or plug Using pliers or an open ended w
12. guard and bearing seal Sometimes the assembly includes a thrust washer Bearing Cup A cup shaped member used as the bearing bore of a bearing cup assembly and for positioning a thrust end of a cross trunnion Bearing Retainer A heavy formed metal cap used to retain a bearing cup assembly in Quick Disconnect end yoke or flange yoke designs Bearing Seal A flexible member of a bearing cup assembly which prevents the escape of lubricant from or entry of for eign matter into a bearing Bearing Strap Stamped metal strap used to retain a bearing cup assembly in a half round end yoke or flange yoke design Boot A flexible member which prevents the escape of lubri cant from or entry of foreign matter into the slip spline mem bers Boot Clamp A thin adjustable band used to hold the boot in position on the slip spline members Boot Seal See Boot Center Bearing Consists of a rolling element bearing iso lated in rubber and a bracket configuration for attachment to the vehicle fram Companion Flange A fixed flange member that attaches the driveshaft assembly to another drivetrain component Coupling Shaft The coupling member or members of a mul tiple piece driveline which includes a center bearing Cross See Journal Cross Cross Hole A through hole in each lug ear of a yoke used to locate a bearing cup assembly 29 Deflector See Slinger Driveline An assembly of one or more coupling shafts and
13. output shaft and zero dial indicator joint kit needs to be replaced c Using pry bar move input shaft axially and measure record end play Slip Member Assembly Inspection 1 Check the slip member assembly for excessive radial looseness Using a dial indicator take hold of the tubing near the slip member with both hands and try to move vertically up and down relative to the ground VIVIVIVIVIVEY Note The output yoke can be installed when taking end play measurements G w NN a cA d Correct end play for new assembly is 001 to 015 rr pares 2 Arrange dial indicator with magnetic base one quar ter inch 1 4 from the driveshaft s tube weld Dial Grease Zerk Inspection indicator should be firmly mounted on the tube so that no movement of the dial indicator base is Check for presence of all grease zerk fittings Grease zerk fit allowed tings should not be loose fractured or missing 3 Extend dial indicator arm from the base across the naaa slip member boot allowing the dial indicator to con tact the yoke shaft tube one quarter inch 1 4 off the opposite side of the boot from where the mag netic base is mounted Dial indicator s arm should be running parallel to the driveshaft Inspection Procedures 4 Apply effort perpendicular to shaft axis making note of total indicator travel Allowable indicator travel is 000 012 in A WARNING Excessive radial looseness can cause imbala
14. spline used for axial movement 31 Appendix Appendix Required Tools gt T T 7 a gt lt One of the following is recommended e Three ton minimum Arbor Press along with for Spicer Life Series 55 70 90 100 140 170 amp 255 Bearing Cup Spacer and Push Rod Metal Plate 0 25 inches 6 4mm thick or e J amp dJ Tool Co Inc See photo 104 Universal Joint Puller Kit 4LIFE Basic or Complete for Spicer Life Series 140 170 amp 250 1 800 2221 4903 Outside U S A and Canada 1 215 256 9300 or e Tiger Tool TGLS 597 See photo 105 or Mark 10A not shown for Spicer Life Series 140 170 amp 250 1 800 61 4660 Outside U S A and Canada 1 604 855 1133 32 For spec ing or service assistance call 1 877 777 5360 or visit our website at www dana com Dana Commercial Vehicle Products Group 3939 Technology Dri See lt at gt 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 DSSM 0100 04 15
15. ING Never heat components never use sledge ham mers and never use floor jacks to disassemble driveshafts This can result in damaged weekened or bent components End Fitting WARNING A loose end fitting can result in driveline failure which can in turn lead to separation of the driveline from the vehicle A separated driveline can lead to property damage serious personal injury or death Universal Joint A WARNING WARNING Excessive looseness across the end of universal joint bearing cup assemblies can cause imbalance or vibration in the driveshaft assembly Imbalance or vibration can cause component wear which can result in separation of the driv line WARNING DO NOT reuse bolts or use inferior grade bolts Reuse of bolts and or use of inferior bolts can cause driveline failure which can result in separation of the drivline from the vehicle WARNING Failure to torque bolts to specification can cause driveline failure which can result in separation of the driveline from the vehicle CAUTION Use a journal locator to avoid nicking journal cross trunnions or damaging oil seal slingers CAUTION If a bearing assembly or journal cross is worn or damaged the universal joint assembly must be replaced CAUTION Be sure the snap rings are properly seated in the snap ring grooves Warnings and Cautions Slip Member WARNING Excessive radial looseness in the slip member assembly can cause imbalance or vibration i
16. RNING Excessive looseness across ends of universal joint bearing cup assemblies can cause imbalance or vibration in the driveshaft assembly Imbalance or vibration can cause component wear which can result in separation of the driv eline from the vehicle Check Input Shaft End Play Forward Axle a Position dial indicator at yoke end of input shaft b Push on input shaft and zero dial indicator c Using pry bar move input shaft axially and measure record end play Add shims to increase end play Note Input and output shaft endplay specifications will vary between model Refer to manufacturer s service manual for correct endplay specifications 5 a 3 D rr 5 v D 2 ra N Inspection Procedures Remove shim to decreased end play If grease zerk fitting is loose tighten to required specifications Measured end play Step 3 0 015 0 015 7 If grease zerk fitting is fractured replace grease zerk Desired end play New Parts 0 003 to 0 007 fitting and tighten to required specifications Remove shims to provide desired 0 012 to 0 008 f grease zerk fitting is missing the entire universal end play joint kit needs to be replaced Check Output Shaft End Play Forward Axle Ifthe plug is loose tighten to required specifica tions a Position dial indicator at yoke end of input shaft eee Ifa plug is missing or fractured the entire universal b Push on
17. Spicer Driveshafts SPICER Drivetrain Products Service Manual Spicer Life Series DSSM 0100 April 2015 Table of Contents Inspection Procedures Inspection Warnings and Cautions 1 Universal Joints 20 0 eee eee eee 4 Slip Member Assembly 00 000 c cece eee 5 Tubing Inspection 0 cece eee 7 Center Bearings 0 ccc cece eee eens 7 Lubrication Warnings and Cautions 0 0 0 cece eee 8 Recommended Lubricants for Relubable Universal Joints and Slip Members 0 0 cece cece eee eee ees 9 Grease Compatibility 0 0 cece eee 9 Universal JOIntS 2 eee eee 10 SIP VOI 40 a25acnrnaeeseinl donee stad nae ke ende 12 Center Bearings 00 cece cece eee eens 13 Removal Warnings and Cautions 0 0 cece eee 14 Driveshaft Assemblies 0 0 0 cece eee eee 15 Grease Zerk Removal and Installation 16 Slip Member Boot 00 cece eee eee eee 18 Center Bearing 2 2s 20te oiy cans whee Mauri samen de 19 Installation Warnings and Cautions 0 cee ee eeee 21 Universal Joint Snap Ring Style 0 22 Universal Joint Spring Tab Style 24 Center Bearing 0 cece eee eens 25 Slip Member and Boot 0 0 c eee eee 26 Driveshalt sisese anere tretun ratane aon ete aah oh 27 Glossary GLOSSA eonenni decker cs Loner aed Oe cuge
18. ade 2 specifications with an operating range of 325F 163 C to 10 F 23 C NOTE We recommend that all driveshafts be inspected for wear and damage every time the vehicle is serviced This includes any scheduled and or unscheduled maintenance that occurs within the driveshaft lube intervals City is defined as all applications that require a minimum of 90 of operation time within the city limits On Highway is defined as all applications requiring less than 10 of operation time on gravel dirt or unpaved roads Linehaul is defined as 100 of operation time on smooth concrete or asphalt On Off Highway is defined as all applications operating primarily on paved roads but requiring more than 10 of operating time on gravel dirt or unpaved roads s re D 5 y 7 o z 2 n Lubrication Procedures 2 If any of the seals fail to purge try to push the trun nion away from the bear ing cup while applying grease On two side zerk fittings try greasing from the opposite side of the fitting Note Due to sealing capability of the Spicer Life design there may be one or more bearing assembly seals that will not purge 3 If any bearing cup assemblies fail to purge releasing seal tension may be necessary Releasing Universal Joint Bearing Seal Tension Quick Disconnect Spring Tab Style A IMPORTANT It will be necessary to have addtional bearing retainer or stamped strap bolts and stam
19. cifications can cause driveline failure which can result in separation of the driveline from the vehicle Reuse of boot clamps or failure to properly tighten boot clamps to required specifications could allow intrusion of contaminants onto slip member and can cause driveline failure which can result in separation of driveline from the vehicle Attaching or entangling support straps to fuel oil or brake lines or wiring can result in their damage Damaged fuel oil or brake lines or wiring can result in failure of the vehi cle Improperly seated bearing cup assemblies can cause drive line failure which can result in separation of the driveline from the vehicle Failure to install new stamped straps and new bolts and to torque bolts to specification can cause driveline failure which can result in separation of the driveline from the vehicle Installation of a driveline out of original phase can cause vibration and failure of the driveline and attaching compo nents Failure of a driveline can result in separation of the driveline from the vehicle Universal Joint Installation Snap Ring Style Spicer Life Series 55 70 90 100 350 1 Using a high quality National Lubricating Grease Institute E P Grade 2 lubricating grease wipe each bearing cup assembly with grease Fill all cavities between the needle rollers Also apply a liberal coat ing of grease on the bottom of each bearing cup assembly and on the lip of the seal
20. ck Disconnect end yoke and or flange yoke style cross holes used to locate a bearing cup assembly T Flange A companion flange and flange yoke design which has a serrated flange face Found most often in European applications T Type Flange See T Flange Thrust Washer A washer found in the bottom of a bearing cup assembly that reduces needle roller friction bearing heat and guards against end galling on the journal cross trunnions Tubing See Tube Tube 0 D outside diameter The outside diameter of a tube Tube Yoke An inboard yoke with a piloting hub for attach ment to a tube or spline sleeve Tube Shaft A machined element consisting of spline teeth and a piloting hub that attaches to the tube of a driveshaft assembly Trunnion s Any of the four projecting journals of a cross 30 P 7 an D lt Glossary Universal Joint A mechanical device which can transmit torque and or rotary motion from one shaft to another at fixed or varying angles of intersection of the shaft axes Consisting of a journal cross fitting and four bearing cup assemblies Universal Joint Kit See Universal Joint U Joint Universal Joint with installation hardware Welch Plug A plug in the slip yoke face that seals off one end of the spline opening Also known as a slip yoke plug Weld Yoke See Tube Yoke Yoke Lug Ear Cross Hole See Cross Hole Yoke Shaft A slip member yoke with a male machined
21. d dns 29 74 0 1 0 gt ee ea sensis kar onni steki Tnk 32 For additional service information go to www dana com or call 1 877 777 5360 General Information General Information Spicer Life Series Features and Benefits Note Spicer Life Series driveshafts are found on vehicles throughout the world Therefore this manual includes worldwide terminology This manual encompasses inspection lubrication removal and installation procedures for Spicer Life Series 55 70 90 100 140 170 and 250 driveshaft assemblies Important Features of a Spicer Life Series Driveshaft Spicer offers a complete range of driveshaft solutions to meet the full spectrum of needs in medium and heavy duty applica tions The Spicer Life Series driveshafts have been designed and developed to stand up to the wear and tear of heavy haul ing tasks They are the first driveshafts in the industry to be compatible with advancing powertrain specifications for higher engine torque and lower axle ratios No one does more than Spicer in meeting the needs of the marketplace Spicer Life Series driveshafts offer e Longer life e Lower lifetime management e Increased strength for higher engine torque and lower axle ratios e Smaller driveshaft rotating diameter A driveshaft that transmits high torque loads must be durable and strong Spicer uses forged steel and high strength cast yokes to provide the necessary rigidity to mainta
22. d driveline can result in property damage serious maintenance or service Failure to wear safety ersonal iniury or death D glasses can result in personal injury and or partial or p jury i ici 5 CAN EE VSleMnss Incompatible lubricants greases which are applied to uni 2 NEVER go under a vehicle while the engine is run versal joints and or slip members can result in failure of ning Be sure the vehicle s engine is off and keys are the driveline and can result in separation of the driveline removed from ignition from the vehicle 3 NEVER go under or work ona vehicle that is not ona level or flat surfate To prevent serious eye injury always wear safety glasses when performing maintenance or service Failure to wear 4 NEVER work on a driveshaft without blocking the safety glasses could result in serious personal injury and vehicle s wheels and releasing all parking brakes or partial or complete vision loss See warning below 5 NEVER lift a vehicle without the appropriate weight rated vehicle support equipment 6 NEVER REMOVE a driveshaft from the vehicle with out keeping the vehicle s transmission in neutral See above warning 7 CAUTION Spicer Life Series driveshaft assem blies can weigh in excess of 100 pounds 46 kilo grams Be sure to use proper lifting techniques when handling Spicer Life Series driveshafts More than one person may be needed when handling driveshaft assemblies 8 ALWAYS use suppor
23. d tubing If either of these situations is evident replacement of the complete driveshaft assembly or tube is neces sary 2 Make certain there is no buildup of foreign material on driveshaft If found buildup should be removed carefully to avoid damaging the driveshaft a When removing dirt or mud rinse with water b When removing tar or undercoating use min eral spirits or any appropriate solvent Center Bearings Inspection 1 Visually inspect all center bearings end fitting mid ship nuts for any gaps between the mating surfaces Note Be sure to repeat steps 2 and 3 for all center bearing end fittings for broken back and backlash 2 Inspect the center bearing bracket bolts for loose ness Note If looseness is evident retighten center bearing bracket bolts Consult the vehicle manufacturers specifications for proper bolt torque Check the alignment of the bracket before tightening the bolts Bracket should not be skewed 3 Visually inspect the center bearing rubber cushion for damage Make sure the slingers are not rubbing against the rubber cushion Verify that the rubber cushion is properly seated in the metal bracket Lubrication Warnings Spicer Life Series Lubrication Warnings and Cautions Before You Get Started Inadequate lubrication can cause driveline failure which can result in separation of the driveline from the vehicle A 1 ALWAYS wear safety glasses when pertorming separate
24. e outboard bearing cap assemblies Quick Disconnect Style 17 2 Make sure universal joints cross assembly is not tilted in the yoke Place bearing cup spacer onto the base of the arbor press and under the yoke If the arbor is larger than the bearing cup diameter a smaller diameter push rod will be needed to avoid damaging the yoke or bearing Correct Positioning Incorrect Positioning 3 Using an arbor press press down on the upper bear ing cup assembly until the shoulder of the journal cross makes contact with the inside of the yoke ear Caution DO NOT over press the bearing cup and journal cross This can damage the inside of the yoke ear 4 The bearing cup is not designed to drop out of the yoke Move the partially pressed out bearing cup from side to side to walk the bearing cup out of the yoke ear Remove the bearing cup from the trun nion A eera 5 Place the yoke in the press with the remaining bear ing cup face down Using a push rod press on the end of the journal cross trunnion Continue to press down on the journal cross trunnion until the shoul der of the journal cross makes contact with the inside of the yoke ear Inspect Tube Yoke and Flange Yoke if applicable Inspect the tube yoke and flange yoke if applicable cross hole surfaces for damage or raised metal Raised metal or fretting can be removed from yoke cross holes with a fine toothed file and or emery
25. es See warning below 5 NEVER lift a vehicle without the appropriate weight rated vehicle support equipment 6 NEVER REMOVE a driveshaft from the vehicle with out keeping the vehicle s transmission in neutral See above warning 7 CAUTION Spicer Life Series driveshaft assem blies can weigh in excess of 100 pounds 46 kilo grams Be sure to use proper lifting techniques when handling Spicer Life Series driveshafts More than one person may be needed when handling driveshaft assemblies 8 ALWAYS use support straps to prevent the drive shaft from falling out of vehicle during the removal and installation process 9 NEVER heat components or use sledgehammers or floor jacks to remove the driveshaft from vehicle Note For driveshaft applications that have pillow blocks dampers parking brakes or retarders refer to these component manufacturers or the original equipment vehicle manufacturers service manuals for proper pro cedures A WARNING Reassembly of a driveline out of original phase can cause vibration and failure of the driveline and attaching compo nents Failure of a driveline can result in separation of driveline from the vehicle which can result in property damage serious personal injury or death Attaching or entangling support straps to fuel oil or brake lines or wiring can result in their damage Damaged fuel oil or brake lines or wiring can result in failure of the vehi cle whic
26. ge which can result in separation of the driveline from the vehicle WARNING Incompatible greases that are applied to universal joints and or slip members can result in driveline failure and can result in separation of the driveline from the vehicle WARNING Hand tightening of grease zerk nipple fitting or plugs is NOT recommended Failure to torque grease zerk nipple fittings to specifications can result in separation of the driveline from the vehicle WARNING Maximum grease gun pressure should not exceed 60 psi Excessive grease gun pressures may Cause seal damage CAUTION In cold temperatures be sure to drive the vehicle immediately after lubrication This activates the slip spline and removes excess grease Failure to do so could cause excess grease to stiffen in the cold weather and force the plug out The end of the spline would then be open to collect con taminants and cause the spline to wear and or seize CAUTION All slip yoke and universal joint seals should be completely purged Inspection Procedures Inspection Procedures Visually inspect all input and output end fitting retaining nuts or bolts for any gaps between mating surfaces If gaps are present consult transmission axle or transfer case original equipment manufacturers service and maintenance manuals for proper fastener specifications Visually inspect for damaged bearing retainers or stamped straps loose bearing retainer bolts or strap bolts
27. h can result in property damage serious personal injury or death DO NOT reuse bearing retainer bolts stamped straps stamped strap bolts damaged bearing retainers or use inferior grade bolts Reuse of bearing retainer bolts stamped straps stamped strap bolts damaged bearing retainers or the use of inferior grade bolts can cause drive line failure which can result in separation of driveline from the vehicle A separated driveline can result in property damage serious personal injury or death DO NOT deform yoke cross holes by removing excessive metal Raised metal or deformed yoke cross holes can be a cause of cross and bearing failure which can result in sep aration of driveline from vehicle Aseparated driveline can result in property damage serious personal injury or death DO NOT reuse flange bolts washers or nuts or use inferior grade bolts Reuse of flange bolts washers or nuts or use of inferior grade bolts can cause driveline failure which can result in separation of driveline from the vehicle A separated driveline can result in property damage serious personal injury or death Driveshaft assemblies can weigh in excess of 100 pounds 46 kilograms Make sure to use proper lifting techniques when handling driveshafts More than one person may be needed when handling driveshaft assemblies Hand tightening of grease zerk fittings or plugs is NOT rec ommended Grease zerk fittings or plugs will eventually vibrate
28. hased position Remove midship nut Discard nut If washer is damaged discard and replace Otherwise reuse washer DO NOT reuse midship nut Reuse of midship nut can cause driveline failure which can result in sepa ration of driveline from vehicle A separated drive line can result in property damage serious personal injury or death Caution The following step is an additional marking process to that desribed in the previos section step one Be sure to mark as directed 3 Remove center bearing bracket bolts Allow cou pling shaft to rest on support strap Using a puller follow the tool manufacturer s instructions to remove the yoke and center bearing companion flange Both the yoke and companion flange are press fit and should NOT be removed with a hammer If either the yoke or companion flange are loose enough to be removed by hand the entire coupling shaft must be replaced Remove and dis card slinger from the yoke Center Bearing End Yoke Splines Inspection 1 Visually inspect the splines of the center bearing end yoke If the yoke splines are damaged missing or twisted the yoke must be replaced If the yoke hub is cracked the yoke must be replaced Visually inspect the midship splines and threads If the splines or threads are damaged missing or twisted replacement of the entire coupling shaft is necessary Remove Center Bearing 1 On some Spicer center bearing assemblies a metal 4
29. he additives present in the second grease If the mixture proves to be significantly softer less shear stable or less heat resistant than the original grease the mixture shall be deemed incompatible Lubrication Procedures Incompatibility is best determined in service or in service Universal Joints Lubrication related tests it is not predictable Certain thickener combina tions often have been found unsatisfactory and are generally 1 Use the recommended lubricant to purge all four so recognized These would include lithium and sodium seals of each universal joint This flushes abrasive greases and organo clay and most soap greases Contact contaminants from each bearing assembly and your local lubricant supplier for grease compatibility infor assures proper filling of all four bearings mation A IMPORTANT Note Make sure fresh grease is evident at all universal joint To help reduce the effects of incompatible greases make sure bearing seals to thoroughly purge all four bearing seals on each universal joint with the new grease Purge seals until the fresh grease is visible on the outside of all four bearing seals It is recommended that all purged grease be wiped clean to prevent discharge into the general environment Intervals for Universal Joints Lubrication intervals vary depending on the service require ments and operating conditions of the vehicle or machine The table below shows the recommended universal join
30. he midship nut threads Doing so may ini tiate the curing process and impair the installation of the nut Premature curing of the micro encapsulated adhesive will result in improper installation of the midship nut Improper instsallation of this nut can cause driveline failure which can result in separation of the driveline from the vehicle WARNING Failure to torque the midship nut to required specifications can cause driveline failure which can result in separation of the driveline from the vehicle WARNING A loose midship nut can result in driveline failure which can result in separation of the driveline from the vehi cle Center Bearing A WARNING WARNING Loose center bearing bracket bolts can result in driveline failure which can result in separation of the driveline from the vehicle WARNING Damaged center bearings or center bearing com ponents can cause imbalance or vibration in the driveshaft assembly Imbalance or vibration can cause component wear which can result in separation of the driveline from the vehicle Foreign Material A WARNING WARNING Build up of foreign material excessive paint or undercoating on a driveshaft can cause imabalnce or vibration in the driveshft assembly Imbalance or vibration can cause component wear which can result in separation of the drive line from the vehicle WARNING A contaminated slip member can result in separa tion from the vehicle A separated driveline can
31. in bearing alignment under torque loads Spicer Life Series Quick Dis connect end yokes reduce the time to remove or install the driveshaft equating up to a 75 labor savings for service Applications requiring flange connections S A E DIN and cross serrated T Flanges are available A new cold formed bearing retainer provides structural rigidity and reduces bear ing movement which may result from overloading Spicer Life Series award winning universal joint kits are specifically designed to give extended driveshaft life Flat ended needle bearings are used to withstand oscillating loads while the driveshaft is rotating and to eliminate skewing in the bearing cup Thrust washers significantly reduce end galling on trunnion ends and lower universal joint operating tempera ture Synthetic rubber seals and plastic seal guards provide lubricant retention and help prevent the entry of foreign mate rial significantly increasing universal joint life The centrally located grease zerk nipple fitting increases the strength of the journal cross and allows more torque carrying capacity High strength steel tubing is used to provide maximum torque carrying capacity at minimum practical weight Increased tube diameter allows a higher critical speed and longer one piece driveshafts This increased stiffness also improves noise vibration and harshness New slip member booting or alternative seal can offers better protection against environmen
32. ing the diagram and tighten boot clamps to the specified torque below Torque the number one bolt before mov Yoke shaft shoulder must be clean dry and grease ing to the number two bolt Always torque in a free counter clockwise direction starting with the number one position A WARNING Failure to properly install and tighten boot clamps could allow intrusion of contaminants and can cause driveline 27 Note Failure to torque strap bolts in the proper sequence may cause premature bearing failure Start Here N m 2 D D o 1 Start Here 6 Torque strap bolts to specification according to the chart below Bolt Specifications Quick Disconnect Series Thread Head Bolt Torque Bolt Torque Size Size Nm Lb Ft SPL 55 3 8 24 3 8 61 81 45 60 SPL 70 12 point SPL 90 100 SPL 140 12mm 1 2 156 170 115 125 SPL 170 1 25 12 point SPL 250 7 Grease the U joint and slip member after drive shaft installation Refer to Lubrication section of this manual Refer to Dana information bulletin J3295 for grease specification guidelines 28 Glossary Glossary Balancing A procedure by which the mass distribution of a rotating body is checked and corrected to insure smooth operation Ball Yoke See Tube Yoke Bearing Cross Hole See Cross Hole Bearing Cup Assembly Consists of a bearing up with needle rollers generally held in place by a seal
33. itional grease specification guidelines A CAUTION Failure to use Dana recommended grease specification may cause premature component wear and void warranty coverage e Use a good quality E P extreme pressure grease e Timkin Test Load 50 Ibs 23Kg minimum e Meeting N L G I National Lubricating Grease Insti tute E P Grade 2 specifications e Grease must have an operating range of 325 F to 10 F 163 C to 23 C Consult your local lubricant source for greases that meet these specifications A WARNING Incompatible lubricants greases which are applied to uni versal joints and or slip members can result in failure of the driveline and can result in separation of the driveline from the vehicle Grease Compatibility When greases made from different thickeners are mixed the mixture may result in lower service performance or physical properties than either of the original component products This reduction in lubricant performance is called incompatibil ity It may show up in any of several areas such as 1 Lower heat resistance 2 Change in consistency usually softening or 3 Decrease in shear stability Mixtures which show none of these changes are considered compatible Incompatibility is not always caused by the thick ener since each of the greases in the mixture is a complete package thickener fluid and additives Sometimes the thickener of one grease is incompatible with the fluid or t
34. loose and fall out of journal Prolonged operation with missing grease zerk fittings or plugs allows contami nants into the universal joint Invasion of contaminatns into the universal joint can degrade the lubricant and cause uni versal joint damage which can result in separation of the driveline from the vehicle A separated driveline can result in property damage serious personal injury or death Removal Driveshaft Removal 3 Remove the bearing retainers or stamped straps and bolts at rear end Discard bolts Discard stamped Refer to the transmission axle or transfer case original equip straps ment manufacturers service and maintenance manuals for a Cold Formed retainers CAN be reused if there is no removal procedure damage If damaged replace Removal Procedures for Driveshaft Assem blies 1 15 2 b Stamped straps CANNOT be reused Cold Formed Straps Mark Driveshaft Phasing Marks It is imperative to mark all the mating components of a driveshaft as illustrated below Mark the driveshaft with a marking stick paint marker or other legible marking device In addition be sure to mark all bear ing positions spline positions shaft locations and all a bearing retainers This assures proper reassembly of the driveshaft into the vehicle in its original position Nima ae c 4 It may be necessary to unseat bearing cup assem blies by tapping on yoke or bearing cup with a soft
35. lube fitting until lubricant appears at the seal Always use an E P Grade 2 specification N G L I grease on spline mem bers Spicer recommends the same lubricant used for universal joints Caution In cold temperatures be sure to activate the slip member by driving the vehicle sufficiently to cause displacement of the grease prior to its stiffen ing Failure to do so could cause the excess lubri cant to stiffen in the cold weather and force the welch plug out The end of the spline would then be open to collect contaminants and can result in drive line failure Lubrication for Center Bearings All Spicer manufactured center bearings are permanently lubricated No attempt should be made to add or change grease with the bearing itself _ i ey mi O 2 f i gt y m QO D a i D This Page Intentionally Blank Removal Warnings Spicer Life Series Driveshaft Removal Warnings and Cautions Before You Get Started 1 ALWAYS wear safety glasses when performing maintenance or service Failure to wear safety glasses can result in personal injury and or partial or complete vision loss 2 NEVER go under a vehicle while the engine is run ning Be sure the vehicle s engine is off and keys are removed from ignition 3 NEVER go under or work ona vehicle that is not ona level or flat surface 4 NEVER work on a driveshaft without blocking the vehicle s wheels and releasing all parking brak
36. n the driveshaft Imbalance or vibration can cause components to wear which in turn can result in separation of the driveline from the vehi cle A separated driveline can cause property damage seri ous personal injury or death Yoke Includes Slip Yoke Yoke Shaft and Tube Yoke WARNING A loose or damaged slip yoke seal allows contam inants to invade the slip member assembly Invasion of con taminants into the slip member assembly can degrade the grease and damage slip member components which can result in driveline separation WARNING DO NOT deform yoke cross holes by removing excessive metal Raised metal or deformed yoke cross holes can be a cause of cross and bearing failure which can result in separation of driveline from the vehicle WARNING Yoke shaft assemblies can weigh in excess of 50 pounds 23 kilograms Be sure to use proper lifting tech niques when handling yoke shafts Tubing WARNING Bent or dented tubing can cause imbalance or vibration in the driveshaft assembly Imbalance or vibration can cause component wear which can result in separation of the driveline from the vehicle CAUTION Do not bend or dent the tube when handling or servicing driveshaft Midship Nut WARNING DO NOT reuse the midship nut Reuse of the midship nut can cause driveline failure which can result in separation of the driveline from the vehicle WARNING DO NOT touch or disturb the micro encapsulated adhesive found on t
37. nce or vibra tion in the driveshaft assembly Imbalance or vibration can cause component wear which can result in separation of the driveline from the vehicle 5 Foran inboard and outboard slip yoke assembly design check to be sure the slip yoke welch plug is not loose missing or damaged If any of these situations are evident replacement of the slip yoke and professional rebalancing of the driveshaft is necessary 6 Visually inspect for the presence of the grease zerk fitting if applicable on the slip yoke a If grease zerk fitting is loose tighten to required specifications See Table C b If grease zerk fitting is missing or fractured the slip members may need to be replaced Table C Slip Member Grease Zerk Fitting Specifications Thread Zerk Torque Size Nm IN LB 0 25 28 3 5 6 2 31 55 7 Check the slip yoke seal Make sure the seal is prop erly attached to the slip yoke and is not loose or damaged Permanently Lubricated Style Check the yoke shaft boot Make sure the boot is properly attached to the yoke shaft assembly and splined sleeve Visu ally inspect for boot tears punctures loose clamps and clamp damage If any of these situations are evident replace damaged com ponents and measure slip joint movement N 3 D fr v O D 2 D 7 Inspection Procedures Tubing Inspection 1 Check the driveshaft for bent or dente
38. owly collapse and extend the driveshaft to make sure the boot clamps are stationary If the clamps are not stationary recheck for proper clamp torque If clamps still are not stationary repeat dis assembly and assembly procedure DO NOT reuse clamps Install Driveshaft 1 Before installing the driveshaft inspect the yoke surface for burrs and damage Mating surfaces should be clear of rust contamination and grease 2 With safety straps in place align the phasing marks between the yoke and driveshaft 3 Measure and place a mark 2 25 inches 55 60mm from yoke shaft shoulder with a marking stick paint marker or other legible marking device 3 Align the bearing cups with the yoke ears mak ing sure that the cups are evenly spaced between the nibs of the yoke A soft faced ham mer can be used to fully seat the bearing cups into the yoke Note Bearing cups must be fully seated between the yoke nibs Failure to seat the cups properly will result in a pre mature failure 4 Position a clamp on each end of the new boot Slide the boot onto the grease free yoke shaft shoulder 5 Collapse the boot and insert the yoke shaft into the splined sleeve making sure phasing marks are in 4 Install half round straps and lock bolts line Position the end of the boot at the 2 25 inches 5 It is important that the strap bolts are torqued in 55 60mm mark made on the yoke shaft shoulder the correct sequence Follow
39. ped straps in order to com plete the following instructions 1 Utilizing a brass hammer and wearing safety glasses sharply strike inboard yoke on lug ear once to firmly seat bearing against spring tab and relieve tension across span Rotate shaft 180 degrees and repeat procedure on opposite lug ear 2 Apply grease gun pressure and purge all four bear ings until fresh grease is seen at all four bearing seals 3 If striking lug ears does not cause purging remove and discard spring tab bolts and spring tabs 11 4 With a marking stick paint marker or other lelegible device mark all bearing positions in relation to yokes and bearing retainers at the effected universal joint This assures proper reassembly of the driveshaft into the vehicle in its original position See Warning Below A WARNING Reassembly of a driveline out of original phase can cause vibration and failure of the driveline and attaching compo nents 5 Working at the effected universal joint support the driveshaft with a support strap Attach support straps to frame rails or some structural part of the vehicle 6 Remove the bearing retainers and bolts at the effected universal joint Note New cold formed bearing retainers DO NOT need to be replaced Replace only if damaged Cold Formed Straps Lubrication Procedures Stamped Straps SPL 55 70 100 Bolt Specifications Quick Disconnect
40. ping the vehicle s transmission in neutral See above warning 7 CAUTION Spicer Life Series driveshaft assem blies can weigh in excess of 100 pounds 46 kilo grams Be sure to use proper lifting techniques when handling Spicer Life Series driveshafts More than one person may be needed when handling driveshaft assemblies 8 ALWAYS use support straps to prevent the drive shaft from falling causing injury and or damage dur ing the loosening or removal of any driveshaft hardware 9 NEVER heat components or use sledgehammers or floor jacks to remove the driveshaft from vehicle Note For driveshaft applications that have pillow blocks dampers parking brakes or retarders refer to these component manufacturers or the original equipment vehicle manufacturers service manuals for proper pro cedures Driveline A WARNING WARNING Failure to replace damaged driveline components can cause driveline failure which can result in separation of the driveline from the vehicle A separated driveline can result in property damage serious personal injury or death WARNING Reassembly of a driveline out of original phase can cause vibration and failure of the drivline and attaching components WARNING Driveshaft assemblies can weigh in excess of 100 pounds 46 kilograms Be sure to use proper lifting tech niques when handling driveshafts More than one person may be needed when handling driveshaft assemblies WARN
41. plastic disk that are supplied with all Spicer Life Series replacement universal joint kits to ensure proper bearing cup assembly installation speci fications Journal Cross The core component of a universal joint which is an intermediate drive member with four equally spaced trunnions in the same plane Lug Ear See Ear Glossary Midship Shaft A machined element consisting of spline teeth a pilot for a center bearing and a piloting hub that attaches to the tube of a coupling shaft assembly Needle Rollers One of the rolling elements of a bearing cup assembly Outboard Components Yokes that are not a part of a drive shaft i e transmission axle transfer case end yokes and or companion flanges Phase Angle The relative rotational position of each yoke on a driveshaft or driveline Pressure Relief Hole A hold in the welch plug of Spicer slip yokes that allows air to escape from the slip member assem bly Purge The act of flushing old grease and contaminants from universal joint kits and slip member assemblies with fresh grease Quick Disconnect Cross Hole A semicircular hole located on the end of each lug ear of some end yoke and flange yoke designs used to locate a bearing cup assembly Retaining Ring See Snap Ring Retaining Ring Groove See Snap Ring Groove Seal Can A metal can that permanently seals the slip mem ber on a driveshaft Usually found on European style drive shaft assemblie
42. rench turn grease zerk fitting or plug counter clockwise until it is removed from the journal cross Discard the grease zerk fitting or plug Grease Zerk Fitting Only Check for threads in the journal If threads are present proceed to next step If threads are not present replacement of universal joint is necessary 2 Thoroughly wipe clean the grease zerk fitting or plug threaded hole Install New Grease Zerk Fitting or Plug 3 Install new grease zerk fitting or plug Tighten to minimum 15 ft lbs 20 Nm Then continue to turn only until grease zerk fitting is correctly positioned Slip Member Assembly Remove Grease Zerk Fitting 1 Using pliers or an open ended wrench turn grease zerk fitting counter clockwise until it is removed from the slip yoke seal Discard the grease zerk fit ting 2 Thoroughly wipe clean the grease zerk fitting threaded hole Install New Grease Zerk Fitting 3 Install new grease zerk fitting Spicer part number 500174 1 Tighten to 31 55 in Ibs 3 5 6 2 Nm Removal Procedure for Universal Joint Kits Note Refer to the Appendix for the recommended list of tools for the following procedure Remove Universal Joint Kit s 1 For Snap Ring Style Using snap ring pliers remove all snap rings If snap rings are severely cor roded or out of round snap rings must be replaced Snap Ring Style 1 For Quick Disconnect Style Remove spring tab bolts and discard and remov
43. resting on the base of the press Cover the yoke ear with a metal plate that has 0 25 inch 6 4 mm minimum thickness Push the yoke onto the bearing cup assembly until it is flush with the cross hole face 22 77 v D 5 7 Flip yoke 180 degrees Place another bearing cup over trunnion diameter and align it to yoke cross hole Align yoke in arbor press with previously if installed bearing cup assembly resting on base of Metal Plate 3 press Place a push rod that is smaller than the bear ing cup assembly on top of the bearing cup assem bly Press bearing cup assembly into the yoke cross hole until far enough to install a snap ring A CAUTION Bearing caps must be aligned with the trunnion before pressing to avoid bearing roller and trunnion damage 5 Place a push rod that is smaller than the diameter of the bearing cup assembly under the bearing cup assembly and continue pressing into the yoke cross hole until far enough to install a snap ring 8 Remove yoke from arbor press Install a snap ring using snap ring pliers 9 Seat installed snap rings into grooves using a small chisel or punch 6 Remove yoke from arbor press Install a snap ring using snap ring pliers 23 10 Flex the journal cross to make sure it moves smoothly and freely in the bearings Note If the joint is stiff place a plate on the yoke ear and hit the plate with a hammer to seat the bearing cup assem blies
44. result in prop erty damage serious personal injury or death Hardware A WARNING WARNING Loose missing or damaged bearing retainers or stamped straps retaining bolts nuts end fitting tangs snap 2 gt ec N 2 gt s o 9 5 72 Warnings and Cautions rings or rotating bearing cups can result in driveline failure A separated driveline can lead to property damage serious personal injury or death WARNING DO NOT reuse bolts straps nuts or damaged bearing retainers or inferior grade bolts Reuse of bolts straps nuts or damaged bearing reatiners or use of inferior grade bolts can cause driveline failure CAUTION If loosening or removing bolts always install a new strap and bolts and torque bolts to specification Lubrication A WARNING WARNING A missing loose or fractured grease zerk nip ple fitting or plug eliminates the ability to lubricate the univer sal joint Improper or inadequate lubrication can cause driveline failure which can result in separation of the driveline from the vehicle WARNING Improper lubrication techniques can cause drive line failure which can result in separation of the driveline from the vehicle WARNING A missing loose damaged or fractured plug or grease zerk nipple fitting can allow contaminants to invade the universal joint Invasion of contaminants into the univer sal joint can degrade grease and cause universal joint dam a
45. s Seal Guard A covering member used to protect a bearing seal on the bearing cup assembly Serrated Flange See T Flange Shaft Length Distance between the outermost universal joint center to joint center Shaft Support Bearing See Center Bearing Slinger A stamped metal or non metal ring which prevents the entry of foreign matter into a center bearing transmission axle or transfer case Slip The total permissible length of axial travel Slip Yoke A yoke which accomodates axial movement Slip Yoke Plug See Welch Plug Slip Yoke Seal Pop on or threaded ring that contains a seal that protects the slip member assembly from environmental contaminants and retains lubricant Snap Ring A removable member used as a shoulder to retain and position a bearing cup assembly in a yoke cross hole Snap Ring Groove A groove used to locate a snap ring Spline A machined element consisting of integral keys spline teeth or keyways Spaces equally spaced around a circle or portion thereof Spline Sleeve A tubular type machined element consisting of internal splines which is attached to a tube or tube yoke ina driveshaft assembly Spring Tab A patented stamped metal plate that takes the place of a bearing plate and acts as a structural member by reducing looseness in a universal joint kit Found only on Spicer Life Series driveshaft assemblies Stub Shaft See Tube Shaft Tang Anib of metal found on Qui
46. t lubrication intervals for various types of service Universal Joint Lubrication Intervals Series Cyce Ciy On Highway Linehaul Of Highway 10 Series 5 000 8 000 mi 10 000 15 000 mi 10 000 15 000 mi 10 000 15 000 mi 1480 thru 1810 amp SPL 90 8 000 12 000 km 16 000 24 000 km 16 000 24 000 km 16 000 24 000 km Life Series 25 000 mi 25 000 mi 25 000 mi 25 000 mi Medium Duty 40 000 km 40 000 km 40 000 km 40 000 km SPL 55 70 amp 100 or 6 months or 6 months or 6 months or 6 months Life Series Heavy Duty SPL 140 25 000 mi 100 000 mi 100 000 mi 25 000 mi 40 000 km 160 000 km 160 000 km 40 000 km or 6 months or 6 months or 6 months or 6 months First 100 000 mi 350 000 mi 350 000 mi 100 000 mi 160 000 km 560 000 km 560 000 km 160 000 km Lubricati Life XL Series ubrication or 1 year aay Duy 25 000 mi 100 000 mi 100 000 mi 25 000 mi SPL 170XL 250XL amp 350XL Relubrication 40 000 km 160 000 km 160 000 km 40 000 km or 6 months or 6 months or 6 months or 6 months or 3 years or 3 years or 1 year IMPORTANT Slip members are booted and permanently lubricated FIRST LUBRICATION After initial miles or time is reached the u joints must be relubricated RELUBRICATION Once greased this relubrication interval must be followed We recommend relubrication with Chevron Ultra Duty EP 2 or a compatible lithium based grease meeting N L G I Gr
47. t straps to prevent the drive shaft from falling out of vehicle during the removal and installation process 9 ALWAYS wear protective gloves when applying grease to slip joints or other driveshaft components 10 NEVER heat components or use sledgehammers or floor jacks to remove the driveshaft from vehicle Note For driveshaft applications that have pillow blocks dampers parking brakes or retarders refer to these component manufacturers or the original equipment vehicle manufacturers service manuals for proper pro cedures A WARNING Failure to release all parking brakes and failure to place transmission in neutral can result in torque being applied to the driveshaft Disconnecting a driveshaft with applied torque can result in property damage serious personal injury or death Lubrication Procedures Spicer Life Series Lubrication A WARNING ALWAYS use support straps to prevent the driveshaft from falling out of the vehicle Failure to use a support straps can cause damage to the driveshaft or result in property damage serious personal injury or death DO NOT attach the support straps to fuel lines oil lines brake lines or wiring DO NOT entangle fuel lines oil lines brake lines or wiring in the support straps Lack of proper lubrication is one of the most common causes of universal joint and slip member problems When properly applied relubable Spicer Life Series universal joints which are adequa
48. tal contaminants increases component life and is lubricated for the life of the product The new integral tube sleeve and yoke shaft design found on heavy duty Spicer Life Series designs along with larger diameter involute splines creates greater strength and tor sional stiffness with less weight This new design leads to improved balance and less slip effort resulting in reduced noise and vibration for the entire driveshaft system Spicer Glidecote found in all slip member assemblies reduces friction thereby lowering thrust loads under high torque This nylon coating also prevents spline wear and extends life o 3e 3e o 5 i 3 to i 5 Warnings and Cautions Spicer Life Series Inspection Warnings and Cautions Before You Get Started 1 ALWAYS wear safety glasses when performing maintenance or service Failure to wear safety glasses can result in personal injury and or partial or complete vision loss 2 NEVER go under a vehicle while the engine is run ning Be sure the vehicle s engine is off and keys are removed from ignition 3 NEVER go under or work on a vehicle that is not on a level or flat surface 4 NEVER work on a driveshaft without blocking the vehicle s wheels and releasing all parking brakes See warning below 5 NEVER lift a vehicle without the appropriate weight rated vehicle support equipment 6 NEVER REMOVE a driveshaft from the vehicle with out kee
49. tely relubricated at recommended intervals will meet or exceed vehicle operation requirements Note Spicer Life Series replacement universal joint kits contain only enough grease to provide needle roller bearing protection during storage It is therefore neces sary to completely lubricate each replacement kit prior to assembly into yokes Note There are numerous instances when special lubrication is required by vehicle specifications or customer request The lubrication recommendations listed in this manual are prescribed by Spicer Driveshft Division engi neering Any alternate lubricants or lubrication proce dures are the responsibility of the user Inadequate relubrication intervals and failure to properly lubri cate the universal joints will cause universal joint failures Proper relubrication flushes the universal joints thus remov ing abrasive contaminants from the bearings Relubable slip members must also be adequately relubricated to prevent slip member failure A WARNING Inadequate relubrication can cause driveline failure which can result in separation of the driveline from the vehicle Recommended Lubricants for Relubable Universal Joints and Slip Members Standard Application Spicer recommends that the following requirements be met for any lubricant that will be used to service most vehicular industrial and all auxiliary driveshaft applications Note Refer to Dana information bulletin number J3295 for add
50. ut Specifications Series Head Size Nut Torque Nut Torque N m Lbs Ft SPL55 15 16 542 610 400 450 SPL70 15 8 644 712 475 525 SPL90 15 8 644 712 475 525 SPL100 15 8 644 712 475 525 SPL140 41mm 644 712 475 525 SPL170 41mm 644 712 475 525 SPL250 41mm 644 712 475 525 SPL350 41mm 1100 1300 810 950 Slip Member and Boot Installation 4 Press remaining slinger on end yoke using a section 1 Clean ALL grease from yoke shaft and spline sleeve Make sure grease cutting solvent does not intrude f tubing t i ing slinger or bing fo avoiddamaging Slinger into the tube through the vent hole in the spline sleeve plug Be sure the phasing marks made during disassembly are not removed 5 Using a soft faced hammer drive the yoke onto mid ship tube shaft making sure phasing marks from driveshaft removal procedure are in line Continue to tap the yoke until it is completely seated against the center bearing Note Only drive press off the washer face of the yoke Never hammer or press on the ears of the yoke See illustration 26 2 After all traces of grease and cutting solvent have failure which can result in separation of the driveline from been removed from the yoke shaft and spline sleeve the vehicle apply half of the grease provided to the yoke shaft 6 splines and the other half to the spline sleeve cover i the entire splined surface Before the driveshaft is completely installed in the vehicle sl

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