Service Manual 1000 SerieS Digger MoDelS example Part number
Contents
1. Apply a layer of lithium or general purpose bearing grease to the roller contact surface of the inner cup 12D Press the inner bearing cone 12C large end up as shown onto the shaft 2 until it is seated against inner bearing cup 12D Without the shaft seal 11C installed the preload may result in a rolling torque that varies between 50 to 300 in lb The bearing preload should be tailored to your application a low speed application may require a high pre load high speed applications usually benefit from low pre load Adding shims 15C will increase the pre load on the bearing set Deter mine your pre load requirement and install shims to obtain this pre load Install the Load N Lock segments 15E over the shims 15C and into the groove in the shaft 2 Finally install the lock ring 15D over the segments 15E Install o ring 11A onto seal carrier 15A Lubricate inner lip of new shaft seal 11B and slide seal carrier assembly onto the shaft 2 Install seal carrier fasteners 13A and torque to 30 ft lbs All subassembly service or repairs should be complete at this time Continue to Unit Assembly to complete unit buildup Unit Assembly When all subassemblies are complete the unit is ready to be assembled Install the Stage Il carrier assembly onto the output shaft align the splines of the carrier 7A with the splines of the shaft 2 and slide the carrier onto the shaft Install carrier retaining pl2. IDGE SERVICE MANUAL 1000 SERIES DIGGER MODELS Example Part Number SRF Motor Motor Model Ratio Shaft Bail Boss Supplier N riber Cover Input THIS SERVICE MANUAL IS EFFECTIVE NOTE Individual customer specifications spindle S N 89000 TO CURRENT mounting sprocket pilot brake assembly etc may vary from exploded drawing and standard part num bers shown If applicable refer to customer drawing DATE 1 2010 TO CURRENT VERSION SMD100096 54F97E5 AB b for details 2 Exploded View Drawing CEskridge 100096 54F97E5 MODEL 100096 54F97E5 DIGGER DESCRIPTION PART NO 13F BASE F FLANGLESS 60 004 3074 OUTPUT SHAFT 5 1 4 SQUARE 60 004 4222L COVER 4 BOLT E 60 004 1564 INPUT GEAR 60 004 1462 CARRIER ASSEMBLY PRIMARY 60005 2043 CARRIER 60 004 1024 CLUSTER GEAR 60 004 1182 PLANET SHAFT 60 004 1272 BEARING CAGE amp ROLLER 071 105 0510 THRUST WASHER 60 004 1881 ROLL PIN 071 153 0150 SUN GEAR 60 004 1222 60 005 2083 CARRIER 60 004 1044 PLANET GEAR 60 004 1232 PLANET SHAFT 60 004 1262 BEARING CONE 071 102 0210 BEARING CUP 071 103 0210 RETAINING RING 071 160 0490 RETAINING RING 071 160 0500 WASHER 60 004 1291 SHIM 60 004 1321 ROLL PIN 071 153 0150 PLATE SEC CARRIER RETAINER 160 004 1352 GEARS amp SPACER D Oo w RING GEAR PRIMARY 60 004 1213 RING GEAR SECONDARY 60 004 1243 RING SPACER 60 004 1253 THRUST WASHERS amp BEARINGS
3. BEARING THRUST RACE PRIMARY _ 01 112 0350 BEARING PRIMARY THRUST 01 112 0340 BEARING THRUST RACE INPUT 01 1 12 0060 SEALS amp O RINGS O RING 01 402 0670 O RING 01 402 0660 OUTPUT SHAFT SEAL 01 405 0810 A S OUTPUT SHAFT BEARINGS 3 g il Il F 0 OUTER CUP 01 103 0190 INNER CONE 01 102 0220 D E INNER CUP 01 103 0220 HARDWARE SHCS 3 8 16 X 1 GR8 01 150 1110 SHCS 1 2 13 X 1 1 2 GR8 01 150 0570 FHS C S 3 8 24 X 1 GR8 01 150 1590 HHCS 3 4 10 X 11 5 GR8 01 150 1720 HARDWASHER 3 4 X 1 25 OD 01 166 0350 HHCS 3 4 10 X 1 75 GR8 01 150 1890 LOCKWASHER 3 4 MED 01 166 0360 PIPE PLUG 3 4 NPT MAGNETIC 01 207 0100 MISCELLANEOUS SEAL CARRIER 60 004 1922 BAIL ASSEMBLY 60 005 1622 SHIM 60 004 1311 LOCK RING 60 004 1472 SPLIT RING L SEGMENT 60 004 1482 RETAINING RING 01 160 0510 01 3040970 o X100096 54F97E5aa 05 12 10 ECN HWP ap Model D1000 service manual SM 100096 54F97E5_AB Page 2 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 auger drive should be partially disas sembled to inspect gears and bearings at 1000 hour intervals Recommended ambient and operating te
4. 1238 www eskridgeinc com
5. as not removed during disassembly then skip to step 9 Otherwise bolt to the inside of the cover 3 with twelve bolts 13B Use a removable thread locking compound on the threads of the bolts Tighten to 110 ft lbs dry or 80 ft Ibs lubri cated Install thrust washer 10A onto primary carrier then install thrust bearing 10B and thrust washer 10A Lubricate o ring 11B and install on the pilot of the cover 3 Noting the scribed line made during disassembly install the cover 3 Install 2 fasteners 13D to retain unit together Ensure the unit spins freely by using a splined shaft to drive the input gear 4 If unit does not rotate freely for one revolu tion remove cover and verify primary planet gearing is timed correctly Install motor 16 onto cover 3 and align motor shifting mechanism with bail relief hole Install motor fasteners Remove two temporally fasteners installed in step 11 Place bail 15B onto assembly and aligning holes in bail and cover using scribed line made during disassembly as a reference Install and torque the 20 3 4 10 hex head capscrews 13D with flat washers 13E The torque for the capscrews is 380 ft lbs dry 280 ft lbs if fasteners are lubricated Fill the unit to the proper level as specified with GL5 EP 80 90 gear oil after it is sealed with the motor The digger is now ready to use Model D1000 service manual SM100096 54F97E5_AB Page 6 Eskridge Inc Olathe KS 913 782
6. ate 7L amp secure using 3 8 24 Flat head capscrews 13C Lubricate o ring 11B and install on the pilot of the Stage Il ring gear 8B Caution Hold ring gear by outside or use lifting device to pre vent injury 5 _ Install Stage II sun gear 6 into Stage lI carrier assembly 6 Align gear teeth of ring gear 8B with the gear teeth of the planet gears 7B and place on base Align mounting holes of ring gear with holes in base Using the scribed line made during disassembly for reference 7 Place Stage carrier 5A onto Stage II sun gear 6 8 Lubricate o ring 11B and install on the pilot of the Stage ring gear spacer 8B Install spacer 9 Compound primary timing instructions a The planet gears will now need to be timed Refer to the diagram The planet gears each have a timing mark usually a round punch locate timing marks on planet gear 5B 10 11 12 13 14 15 PRIMARY CARRIER TIMING DIAGRAM ROTATE 5 2 3 TEETH ROTATE 5 2 3 TEETH UNIT RATIO 96 1 b As seen from above start with the top planet gear and position it s timing mark pointing straight down Next ro tate the lower left planet gear counterclockwise as indi cated in the timing diagram Then rotate the lower right planet gear clockwise as indicated c Setthe input gear 4 and the input thrust race 10C into the center of the primary planet carrier assembly d If compound primary ring gear 8A w
7. edures wear adequate clothing and wear hearing eye and respiratory protection ESKRIDGE PART NUMBER INTERPRETATION Note All non custom Eskridge Geardrives are issued a descriptive part number which includes information regard ing the Model means of shaft retention base style shaft style input mounting input shaft size overall ratio and various available options For a detailed breakdown of this information please refer to Eskridge product specifica tion sheets found at http www eskridgeinc com diggers diggerprodspecs html Model D1000 service manual SM 100096 54F97E5_AB Page 3 Eskridge Inc Olathe KS 913 782 1238 www eskridgeinc com Unit Disassembly Procedure 1 10 11 12 Scribe a diagonal line across the outside of the unit from the bail 15B to the base 1 before disassembly to aid in the proper positioning of pieces during reassembly Remove magnetic drain plugs 14 and drain oil from unit The oil will drain out faster and more completely if warm Remove the twenty hex head capscrews 13D and flat washers 13E Separate bail 15B from gearbox and remove from digger assembly Install two hex head capscrews 13D into cover 3 to retain gearbox assembly together while removing motor fasteners Remove motor 16 from cover 3 and remove temporary fasteners 13D Remove cover 3 thrust bearings 10A 10B amp 10C remove input gear 4 Inspect o ring 11B discard if damaged or defor
8. er cage Slide planet shaft 7C Into carrier planet assem bly and align planet pin notch with roll pin in carrier 5 Inspect inner and outer bearing cups 12A 12B 12C amp 12D If cups are damaged drive them out using a brass drift and Place shims 7J and washer 7H onto planet shaft Install utilizing the bearing knock out notches in the base 1 retaining ring 7F Rotate plant gears by hand to test bearing Reassembly preload Correct bearing preload on the planet gears requires 50 75 in lbs rotating torque If gear doesn t rotate remove a 1 Clean all foreign material from magnetic oil plug 14 located shim and test again until a smooth loaded rotation is devel on the side of the base 1 oped Repgatforiremaining plahel gears 2 Place base 1 output side up opposite shown on the ta ble 3 Apply a layer of lithium or general purpose bearing grease to the roller contact surface of outer bearing cup 12A 4 Press outer bearing cone 12B large end down as shown onto the shaft until it seats against the shoulder Model D1000 service manual SM100096 54F97E5_AB Page 5 Eskridge Inc Olathe KS 913 782 1238 www eskridgeinc com Note Press bearing cone onto output shaft by pressing on in ner race only DO NOT press on roller cage as it may damage bearing 4 Place the shaft 2 with the bearing 12A into the base 1 Flip this assembly resting the base 1 on the end of the out put shaft 2
9. ller if using a heel bar be sure not to pry against the cage of the inner Remove planet gears 7B and washer 7H from carrier output shaft bearing 12C Remove the split ring segments 15E and shims 15C Press planet shafts 7C out of carrier 7A Inspect the planet gear 7B bearing cone 7D bearing cup 7E and planet shaft 7C Check for spalling bruising or Caution Since the output shaft is no longer retained care other damage Replace components as necessary bearing Should be taken to avoid personal injury Care should also be need to be replaced as a cup and cone set taken not to damage it when it is pressed through base Replace any parts where abnormal wear is found 3 _ Base 1 should be set pinion side down as shown on a plate or table Press output shaft through the bottom of base by ap Reassembly plying a load to top end internal end of shaft until it passes Rebuild Stage II planet carrier assembly in reverse order through inner shaft bearing cone 12C using any needed new parts Note Removing the shaft from the base assembly damages Install bearing cones 7D into planet gear bearing cups 7E the shaft seal and the seal will need to be replaced Place washer 7H onto interior carrier spot faced surface 4 _ A gear puller may be used to remove the outer bearing cone 12A from the shaft 2 If reusing old bearing cone do not Insert planet gear assembly into carrier 7A pull on or damage roll
10. med Lift Stage planet carrier assembly 5 out of the unit Remove ring gear spacer 8C and inspect o ring 11B discard if damaged or deformed Remove Stage Il sun gear 6 from secondary carrier assembly 7 Remove the three 3 8 24 flat head capscrews 13C securing the carrier retaining plate 7L to the output shaft 2 Remove remaining ring gear 8B and Stage II carrier assem bly 7 Inspect gear to gear and gear to base o ring s 11B discard and replace any damaged or deformed o rings The unit is now separated into subassemblies The area s requiring repair should be identified by thorough inspection of the individual components after they have been cleaned and dried Stage Carrier Subassembly Items 5A 5B 5C 5D 5E amp 5F Disassembly Rotate planet gears 5B to check for abnormal noise or roughness in bearings 5D or planet shafts 5C If further inspection or replacement is required proceed as follows Drive roll pins 5F completely into the planet shafts 5C Press or drive planet shafts 5C out of carrier 5A Remove planet gears 5B and thrust washers 5E from the carrier 5A Inspect the planet gear 5B bearing bore planet shaft 5C and rollers 5D Check for spalling bruising or other damage Replace any parts where abnormal wear is found Use 3 16 inch pin punch to remove roll pins 5F from planet shafts 5C NOTE If either the rollers or the planet shafts
11. mperatures for conventional and synthetic gear lubricants 50 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 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 If your unit was specified shaft up or with a Z option a grease zerk was provided in the base housing For shaft up operation the output bearing will not run in oil and must be grease lubricated Use a lithium based or general purpose bearing grease sparingly every 50 operating hours or at regular maintenance intervals Over greasing the output bearing should be avoided as it tends to fill the housing with grease and thicken the oil ESKRIDGE MODEL D1000 OIL CAPACITIES Operating Position Oil Capacity Oil Level Single stage Double stage Triple stage i gt Horizontal Shaft To horizontal centerline of auger drive iy Vertical Shaft Pinion Down 9 5 gal To midway on upper P primary gear set WARNING While working on this equipment use safe lifting proc
12. pins are damaged both components should be replaced Reassembly To install rollers in planet gear bore a Setplanet washer 5E on work table place planet gear 5B onto washer and insert bearings 5D into planet bore b Place planet washer 5E onto top of planet gear then slide the gear into carrier 5A Oriented as shown Planet shafts 5C should be installed with chamfered end of 3 16 inch hole toward outside diameter of the carrier 5A This will aid in alignment of holes while inserting roll pins 5F Drive aroll pin 5F through the carrier hole and into the planet shaft to retain the parts Repeat for other planet gears Model D1000 service manual SM100096 54F97E5_AB Page 4 Eskridge Inc Olathe KS 913 782 1238 www eskridgeinc com Stage Il Base Subassembly Carrier Subassembly Items 1 2 11C 12A 12B 12C 12D 14 15A 15C 15D amp 15E Items 7A 7B 7C 7D 7E 7F 7G 7H 7J amp 7K Disassembly Rotate planet gears 7B to check for abnormal noise or roughness in bearings 7D 7E If further inspection or replacement is required proceed as follows 1 Remove the seal carrier retaining screws 13A and seal car rier 15A from unit Inspect seal 11C and o ring 11A for signs of wear or damage and replace as necessary Disassembly Removing retaining ring 7F washer 7H and shims 7J from planet shaft 7D 2 Remove the lock ring 15D using a heel bar or pu
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