model 1400 triple planetary spindle drive service manual
Contents
1. 9 Install the Load N Lock halves 35B over the shims and into the corresponding spindle groove Then install the lock ring 35C over the segments 35B All subassembly service or repairs should be complete at this time Continue to Unit Assembly to complete buildup of unit Unit Reassembly 1 Install the Stage Ill carrier assembly onto the output spindle 2 align the splines of the carrier 5A with the output spindle splines and slide the carrier onto the output spindle 2 Install carrier retaining plate 5L amp secure using provided 3 8 24 Flathead capscrews 25A If using retaining compound to assist in screw retention apply only a small amount to internal threads Use of excess thread retaining compound may cause screws to be irremovable once the compound has cured 3 Lubricate o rings 16C and install on the ring gear 12B Stg Il 12A Stg Ill pilots Caution Use lifting device to prevent injury when handling ring gears and other heavy components 4 Align gear teeth of Stage Ill ring gear 12A with planet gears 5B and place on base then align mounting holes of ring gear with holes in base Use the scribed line made during disassembly for reference 5 With lubricated o ring on pilot place Stage Il ring gear 12 on base Align mounting holes of ring gear with holes in base using the scribed line made during disassembly for reference 6 Install the Stage Ill sun gear 6 then the Stage II carr2. lt gt ESRRIDGE MODEL 1400 TRIPLE PLANETARY SPINDLE DRIVE SERVICE MANUAL A WARNING While working on this equipment use safe lifting procedures wear adequate clothing and wear hearing eye and respiratory protection THIS SERVICE MANUAL IS EFFECTIVE NOTE Individual customer specifications mounting S N 74362 TO CURRENT case output shaft brake assembly etc may vary from DATE 10 01 2007 TO CURRENT exploded drawing and standard part numbers shown VERSION SM1400LS3 AA If applicable refer to customer drawing for details X1400LS3 AA Page 1 of 3 Effective date 07 01 2007 Effective serial 74362 Model 1400 Spindle Drive service manual SM1400LS3 AA Page 1 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com 2 STAGE 3 CORE UNIT 1400LS 26 1400LS 41 STAGE CORE MODEL 1400 SPINDLE DRIVE EITHER RATIO 3RD STAGE Item QTY Description Part Number li 2 m CODEF FLANGELESS W BRG GREASE se ea ZERK 60 004 31382 SEE 2 STAGE CODE C1 CUSTOM SEE 2 STAGE a a covers POPE D SAE D 4 BOLT 3 1 COVER 1 60 004 1934 CODE E SAE E 4 BOLT oye ee Eo 60 04 1402 SEE 2 STAGE 5 1 SEC CARR ASSY 5 33 1 1400 SEE 2 STAGE CARRIER SEC 4 PLANET SEE 2 STAGE PLANET GEAR SEC SEE 2 STAGE PLANET SHAFT SEC SEE 2 STAGE 5D 8 C
3. In base 1 2 Place base exterior side up on work table 3 Apply a layer of lithium or general purpose bearing grease to the roller contact surface of outer bearing cup 20B 4 Press outer bearing cone 20A onto the spindle 2 until it seats against the shoulder 5 Wipe the face of each half of the metal face seal 16A using a lint free wipe No particles of any kind are permissible on the sealing surfaces Even a hair is sufficient to hold the seal surfaces apart and cause a leak Apply a thin film of oil on the entire seal face of one or both seals using a clean finger or lint free applicator Oil must not contact any surfaces other than the sealing faces See Pages 7 9 for seal inspection and service procedures 6 Place the spindle 2 with the outer bearing cone into the base 7 Flp shaf base assembly and apply lifhium or general purpose bearing grease to roller con tact surface of the inner cup 20D then press inner bearing cone 20C onto shaft until it seats against inner bearing cup 8 Proper spindle bearing preload will result in a rolling torque which varies between 200 to 300 in lb The bearing preload should be tailored to your application a low speed application may re quire a high pre load while high speed applications usually benefit from low pre load Adding shims 35A will increase the pre load on the bearing set Determine your pre load require ment and install shims to obtain this pre load
4. Remove remaining ring gears 12B 12A and Stage Ill car rier assembly 5 Inspect gear to gear and gear to base O ring s 16C discard and replace any damaged or deformed O rings The unit is now disassembled into groups of parts The area s requiring repair should be identified by thorough inspection of the individual components after they have been cleaned and dried Carrier Assembly Teardown Rotate planet gears 55B Stg 1 7B Stg II 5B Stg Ill to check for abnormal noise or roughness in bearings If further inspection or replacement is required proceed as follows Drive roll pins 55G Stg I 7C Stg II completely into the planet shafts or remove planet shaft retaining rings 5F Stg III Slide planet shafts 55C Stg I 7C Stg Il 5C Stg III out of car rier 55A Stg I 7A Stg II 5A Stg III Remove planet gears washers 55D Stg I 7D Stg II and bear ings 55E Stg I 7F Stg Il 5D amp 5E Stg III from carrier Inspect the planet gear bearing bore and planet shaft 55C Stg I 7C Stg Il 5C Stg IlI and bearings Check for spalling bruis ing or other damage and replace components as necessary Note When using loose uncaged roller bearings all rollers in the corresponding planet gear should be replaced if any in the set are found to be defective 5 Remove roll pins 55C Stg I 7C Stg Il from planet shafts 7C using a 3 16 Stg I or 1 4 Stg Il pin punch Carrier Reassembly 1 Loose roller installati
5. amp II and into planet shaft or replace planet shaft retaining rings Stg III to re tain parts Repeat for remaining planet gears Base Subassembly Teardown 1 Remove the output shaft lock ring 35C using a heel bar or puller if using a heel bar be sure not to pry against the cage of the inner spindle bearing 20C Remove the split ring segments 35B and shims 35A Caution Since the shaft is no longer positively retained care should be taken to avoid injury Care should also be taken not to damage it while pressing through base 2 Place base 1 exterior side down on a plate or table Press output shaft out bottom of base by applying a load to internal end of spindle 2 until it passes through inner spindle bearing cone 20C 3 A gear puller may be used to remove the outer bearing cone 20A from the spindle 2 If reusing old bearing cone do not pull on or damage roller cage Model 1400 Spindle Drive service manual SM1400LS3 AA Page 5 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com Note Press bearing cone onto output spindle by pressing on inner race only DO NOT press on roller cage as it may damage the bearing assembly 4 Inspect inner and outer bearing cups 20D amp 20B If cups are damaged they must be replaced drive them out using a brass drift and utilizing the bearing knock out notches in the base 1 Base Reassembly 1 Clean all foreign material from magnetic oil plugs located
6. eskridgeinc com geardrives gearprodspecs html Model 1400 Spindle Drive service manual SM1400LS3 AA Page 4 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com 9 10 11 12 13 Unit Teardown Scribe a diagonal line across the outside of the unit from the top cover 53 to the adapter cover 3 and to the base 1 before disassembly to aid in the proper positioning of pieces during reassembly Remove drain plugs 30A and drain oil from unit The oil will drain out more quickly and completely if warm Remove the twenty 5 8 11 capscrews 75B securing the top cover 53 to the unit Remove the top cover 53 input thrust washer s bearing s 64A 64B and Stage input gear 54 Inspect cover o ring 66 discard if damaged or deformed Lift the stage planet carrier assembly 55 including shaft adapter 52 from the unit Remove Stage ring gear 62 inspect o ring 66 and replace if damaged or deformed Remove the twenty 3 4 10 capscrews 25C and lockwashers 25D securing the ring adapter cover 3 Remove the ring adapter cover 3 thrust race 14C Stage Il sun gear 4 and thrust washers 14A 14B from unit Inspect cover o ring 16C discard if damaged or deformed Lift the stage II planet carrier assembly 7 from the unit Remove the Stage III sun gear 6 Remove the three 3 8 24 flat head capscrews 25A securing the carrier retaining plate 5L to the output spindle 2
7. toric 2 on the metal seal ring 6 at the bottom of the seal ring ramp 7 and against the retaining lip 8 see illustration on previous page Make sure the rubber toric is straight on the seal ring and not twisted Be careful not to nick or cut the torics during this assembly as this can cause leaks 4 Put the installation tool 9 onto the metal seal ring 6 and rubber toric 2 Lightly dampen the lower half of the rubber toric with the appropriate assembly lubricant Techniques to dampen the toric include wiping with a lint free towel lubricat ing using a clean foam brush or dipping into a container lined with towels saturated in the assembly lubricant as shown Approved Assembly Lubricants Isopropyl Alcohol Houghto Grind 60 CT Quaker Solvo Clean 68 RAH Do not use Stanosol or any other liquid that leaves an oil film or does not evaporate quickly Model 1400 Spindle Drive service manual SM1400LS3 AA Page 8 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com Installation Process 1 With the lower half of the rubber toric still wet use the installation tool 9 to position the seal ring 1 and the rub ber toric 2 squarely against the housing retainer lip 3 as shown 2 For smaller diameter seals use sudden and even pressure to push the rubber toric under the retaining lip of the housing For larger diameter seals which will not press in with sudden and even pressure it is acceptable
8. ONE SEC PLNT SEE 2 STAGE BE 8 CUP SEC PLNT iN SEE 2 STAGE RETAINING RING PLANET SHAFT SEE 2 STAGE 5H 8 WASHER SEC 60 004 1291 SEE 2 STAGE 5 8 SHIM SEC PLNT 60 004 1321 SEE 2 STAGE ROLL PIN 1 4 x 1 3 8 01 153 0150 SEE 2 STAGE 5G 8 RETAINING RING PLANET BORE 01 160 0500 SEE 2 STAGE PLATE SEC CARRIER RETAINER 60 004 1352 SEE 2 STAGE dy e 1 SUN GEAR SECONDARY 60 004 1792 SEE 2 STAGE PRIMARY CARRIER ASSY 1400 60 005 2113 60 005 2123 SEE 2 STAGE ad h CARRIER PRIMARY 60 004 1372 60 004 1722 SEE 2 STAGE PLANET GEAR PRIMARY 60 004 1862 60 004 1872 SEE 2 STAGE G gt O D as Ben Q Oo x 2 Q D D S Q N IE Ee 25 N vr D e PLATE SEG CARRIER RETAINER SUN GEAR SECONDARY PRIMARY CARRIER ASSY 1400 SS PCARRIER PRIMARY PLANET GEAR PRIMARY 168 SEE 2 STAGE X1400LS3 AA Page 2 of 3 Effective date 07 01 2007 Effective serial 74362 Model 1400 Spindle Drive service manual SM1400LS3 AA Page 2 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com 206 25C 20 HHCS 3 4 10 x 10 5 GRD 8 25D 30A 30B 1 GR FIT STR 1 8 NPT O D of spindle flange 30C 1 PIPE PLUG 1 8 NPT face of spindle flange 30D 1 PIPE PLUG 1 4 NPT face of spindle shaft 30E 1 GR FIT STR 1 4 NPT Z OPTION z 35A 2 SHIM OU
9. TPUT SHAFT 2 35B 1 SPLIT RING L SEGMENT 35C 1 LOCK RING z 35D 1 RETAINING RING INPUT HOI 5008 400 MODEL 440 THIRD STAGE 3RD STAGE RATIO 3 95 5 87 7 59 E 52 1 SPLINED ADAPTOR SHAFT 60 004 1902 z BAE C2 BOLT AND 4 BOLT a SAE D4BOLT Sac 4 BOLT a NPUT INPUT GEAR 13 TOOTH 8 16 bafa Se Fon 14 TOOTH 12 24 USE ADAPTER a 55 1 CARRIER ASSY THIRD STAGE 42 005 0121 2 CARRIER 3RD STAGE F PLANET GEAR 3RD STAGE 42 004 1112 ss 3 PLANET SHAFT 3RD STAGE k 55D 6 THRUST WASHER 3RD STAGE PLANET 55E 6 SPACER WASHER 3RD STAGE ROLLER 55F 60 LOOSE ROLLER 20 PER SHAFT ROLL PIN 3 16 X 1 3 4 55H RETAINING RING ADAPTOR SHAFT 62 1 RING GEAR PRIMARY Gan 2 THRUST WASHER 648 66 2 ORING RINGGEAR 01402080 S O 75B 20 80 2 PLUG COVER 2 01208000 X1400LS3 AA Page 3 of 3 Effective date 07 01 2007 Effective serial 74362 Model 1400 Spindle Drive service manual SM1400LS3 AA Page 3 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com LUBRICATION amp MAINTENANCE Using the chart below determine an appropriate lubricant viscosity Use only EP extreme pressure or API GL 5 designated lubricants Change the lubricant after the first 50 hours of operation and at 500 hour intervals thereafter The gear drive should be partially disas sembled to inspect gears and bearings at 1000 hour intervals Recommended ambient and operating temperatures for conventional and synt
10. evel as specified with recom mended gear oil refer to chart page 4 after unit is sealed with brake and or motor The gear drive is now ready to use Model 1400 Spindle Drive service manual SM1400LS3 AA Page 6 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com Seal Assembly for Duo Cone Seals Installation Instructions courtesy Caterpillar Inc Loulolo Hr Yr Cross Section View of Installed Seal N Da Deer Seal Assembly Contents 2 Metal Seal Rings 2 Rubber Toric Rings Terminology 1 Seal Ring 6 Seal Ring Face 2 Rubber Toric 7 Seal Ring Ramp 3 Housing Retainer Lip 8 Seal Ring Retaining Lip 4 Housing Ramp 9 Installation Tool Optional 5 Seal Ring Housing Base Shaft Model 1400 Spindle Drive service manual SM1400LS3 AA Page 7 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com Inspection of Worn Seals Seals wear in an axial rather than radial direction as depicted in Figure Y The total thickness of the flange is usable wear ma terial on the formed seal rings and good seal performance can generally be expected until the flange is completely worn away Remaining service life can be estimated by measuring the ring flange thickness and using the chart below Minimum flange thickness required for reusability is 0 05 1 27 mm Measure Flange Thickness Here Development of a Wear Lip in This Area Makes it Neces
11. hetic gear lubricants 50 8 25 0 25 50 75 100 125 150 175 200 225 250 F 80W90 conventional 75W90 conventional 85W140 conventional Min Ambient operating temp Max Ambient temp Max Operating temp 75W90 synthetic 80W140 synthetic l 45 32 18 4 10 24 38 52 66 79 93 107 121C Note Ambient temperature is the air temperature measured in the immediate vicinity of the gearbox A Gearbox exposed to the direct rays of the sun or other radiant heat sources will operate at higher temperatures and therefore must be given special consideration The max operating temp must not be exceeded under any circumstances regardless of ambient temperature ESKRIDGE MODEL 1400 OIL CAPACITIES Operating Position Oil Capacity Oil Level Single stage Double stage Triple stage Horizontal Shaft i To horizontal centerline of mr P 18 qts 17 Liters gear drive ty Vertical Shaft Pinion Up 27 qts 25 Liters To side port on gear drive w saso q Vertical Shaft Pinion Down 31 qts 29 Liters To midway on upper primary gear set ESKRIDGE PART NUMBER INTERPRETATION Note All standard Eskridge Geardrives are issued a descriptive part number which includes information regarding the Model means of shaft retention base style shaft style input mounting input shaft size overall ratio and vari ous available options For a detailed breakdown of this information please refer to Eskridge product specification sheets found at http www
12. ier assembly 7 aligning gear teeth of ring gear with those of the planet gears 7 Install Stage Il sun gear 4 and stage II carrier thrust washers 14A 14B 8 Install o ring 16C to ring adapter cover 3 and install adapter cover to Stage II ring gear aligning mounting holes of cover with those in ring gears Use the scribed line made during disassembly for reference 9 Install and torque the twenty 3 4 10 capscrews 25C w lockwashers 25D to retain adapter cover 3 The torque for the capscrews is 380 ft lbs dry or 280 ft lbs lubri cated 10 Install o ring on Stage ring gear 62 and install ring gear to adapter cover aligning mounting holes of ring with those in the adapter cover 3 Use the scribed line made during disassembly for reference 11 Install the Stage I carrier assembly 55 with adapter shaft 52 into the Stage ring gear 62 12 Install the input gear 54 and thrust bearing set 64A 64B Refer to exploded view for details 13 Noting the scribed line made during disassembly with lubricated o ring in place align and install the top cover 53 14 Install and torque the twenty 5 8 11 hex head cap screws 75A with lockwashers 75B re taining the top cover 53 The torque for the cap screws 220 ft lb dry 170 ft lb if the fasteners are lu bricated 15 Using a splined shaft to drive the input gear 54 ensure that the unit spins freely 16 Fill the unit to the proper l
13. m of oil on the entire seal face 6 of one or both seals using a clean finger or lint free applicator Oil must not contact surfaces other than the sealing faces NOTE Mishandling of seals during assembly can cause immediate leaks or premature failure Failure can occur due to curing or tearing of the elastromeric load ring breakage of the sealing ring contamination of the sealing face with dirt or lint etc When assembling metal face seals please carefully observe assembly instructions Final Assembly While completing the final assembly of the unit make sure that both housings are in correct alignment and are concentric Slowly bring the two housings together High impact can scratch or break the seal components If the rubber toric slips at any location it will twist causing the seal rings to cock Any wobbling motion of the seal is an indica tion of cocked seals and can cause dirt to enter by pumping mud past the torics Model 1400 Spindle Drive service manual SM1400LS3 AA Page 9 Eskridge Inc Olathe Ks 913 782 1238 www eskridgeinc com
14. on if using bearing assemblies re place bearings as needed and proceed to step 2 a Set planet washer 55D Stg I 7D Stg Il on work table with planet gear 55B Stg I 7B Stg II on top of it Center planet washer to planet gear as closely as possible b Center planet shaft 55C Stg I 7C Stg Il in planet gear bearing bore C If used place spacer washer 55E Stg I 7E Stg Il onto planet shaft refer to exploded view to confirm spacer positions d Begin placing rollers 55F Stg I 7F Stg II around shaft 55C Stg I 7C Stg Il There should be clear ance for last roller to slide in Be sure to install sixteen Stg I or twenty Stg II rollers in each bearing row If using multiple rows of rollers repeat steps C and D as necessary Once complete refer to exploded view to confirm that any spacer washers 55E Stg I 7E Stg Il are appropriately positioned e Place a washer 55D Stg I 7D Stg Il over gear and onto shaft f Carefully slide assembly off of table holding planet washers against planet gear g Slide planet shaft out of the assembly and slip as sembly into carrier h Align planet gear carrier and install assembly 2 Planet shafts 55C Stg I 7C Stg II 5C Stg III should be installed with chamfered end of roll pin hole Stg I Il or slot Stg Ill towards outside diameter of carrier amp bearing assembly inside planet shaft through entire 3 Drive roll pin into the carrier hole Stg I
15. sary to Install a New Seal Figure Y The measured parameter used to check the remaining seal life is flange thickness at the outer edge once any wear lip is removed The measurement must be made carefully because the shoulder is only 0 06 1 52 mm from the edge of the flange Estimates of expected seal life are difficult because there are many differences in machine applications job conditions maintenance and other factors that affect seal service life Formed Seal Wear Chart Flange Thickness Seal Wear Percent Worn in mm 0 075 1 91 0 062 1 50 Mishandling Of Seals Mishandling of seals during assembly can cause immediate leaks or premature failure Failure can occur due to cutting or tearing of the elastomeric load ring breakage of the sealing ring contamina tion of the sealing face with dirt or lint etc When assembling metal face seals please carefully observe assembly instructions Housing Preparation The housing components 3 4 that contact the rubber toric rings must be free from foreign material oil grease dirt metal chips dust or lint particles etc before installing the seal This should be done with a lint free wipe and a non petroleum based solvent 1 Remove any foreign material from the rubber torics 2 ramps 7 and lips 8 of both seal rings This should also be done with a lint free wipe and non petroleum based solvent 2 Dry with a clean wipe 3 Place the rubber
16. to work the toric past the retaining lip by starting on one side and tapping the oppo site side of the installation tool with a rubber mallet until it is engaged past the retaining lip of the housing 3 Check the assembled height A see below in at least four places 90 apart using either a cali per tool makers ruler or any other calibrated mea suring device The difference in height around the ring must not be more than 0 04 1 mm If small adjustments are necessary do not push or pull directly on the seal ring Use the installation tool 9 to push down and your fingers to pull up uniformly on the rubber toric and seal ring NOTE The rubber toric can twist if it is not completely wet during installation or if there are burrs or fins on the retain ing lip of the housing Twists misalignments and bulges of the toric will result in seal failure If correct installation is not apparent remove seal from the housing and repeat the process The rubber toric must never slip on the ramps of either the seal ring or the housing To prevent slippage allow adequate evaporation time for the lubricant before proceeding with further assembly Once correctly in place the rubber toric must roll on the ramp only 4 Wipe each seal ring face 6 using a lint free wipe No par ticles of any kind are permissible on the sealing surfaces Even a hair is sufficient to hold the seal surfaces apart and cause a leak 5 Apply a thin fil
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