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D50 MODEL SERVICE MANUAL

SINGLE & DOUBLE PLANETARY AUGER DRIVES

This manual will  assist in the disassembly and assembly of the above model Planetary  Auger Drives. Item numbers, indicated in pa-
rentheses throughout this manual, refer to the  exploded parts breakdown drawing. Individual customer specifications (mounting case, 
output shaft, brake assembly, etc.) may vary from exploded drawing and standard part numbers shown. If applicable, refer to individual 
customer drawing for details.

For any spare or replacement parts, contact your distributor or equipment manufacturer. Always try to have available the auger drive unit 
part number, serial number and date code on the serial tag; this information may be necessary for verification of any component part 
numbers. Component part numbers and/or manufacturing lot numbers may be stamped on individual parts; this information may also be 
helpful in identifying replacement components.

LUBRICATION & MAINTENANCE

Change the oil after the first 50 hours of operation.

 Oil should be changed at 500 hour intervals thereafter. All gearboxes require a 

GL-5 grade EP 80/90 gear oil for lubrication. Manufacturer also recommends that unit be partially disassembled to inspect gears and 
bearings at 1000 hour intervals.

Model

Oil Capacity

Oil Level

Single Stage

2 pints / 0.95 liters

To horizontal centerline of gear drive

Double Stage

2.5 pints / 1.18 liters

To midway on upper/primary gear set

CONTENTS

Example Part Number .................................................................................................. 1

Lubrication & Maintenance.......................................................................................... 2

Unit Disassembly Procedure....................................................................................... 3

*Primary Planet Carrier Subassembly ........................................................................ 3

Secondary Planet Carrier Subassembly .................................................................... 4

Base Subassembly....................................................................................................... 4

Unit Reassembly .......................................................................................................... 5

Single Stage Exploded View Drawing ........................................................................ 6

Double Stage Exploded View Drawing ....................................................................... 7

Eskridge Product Warranty ......................................................................................... 8

Warranty Return Policy.......................................................................................8

Other Eskridge Products ............................................................................................. 9

Summary of Contents for D50

Page 1: ...ber THIS SERVICE MANUAL IS EFFECTIVE FROM S N 58670 SEPT 2003 TO CURRENT REF SMD50K BA D50K PLANETARY AUGER DRIVE SERVICE AND REPAIR MANUAL 50 Model 2 Shaft 1 Bail Boss F Motor Supplier Example Part Number 05 Ratio ...

Page 2: ...or manufacturing lot numbers may be stamped on individual parts this information may also be helpful in identifying replacement components LUBRICATION MAINTENANCE Change the oil after the first 50 hours of operation Oil should be changed at 500 hour intervals thereafter All gearboxes require a GL 5 grade EP 80 90 gear oil for lubrication Manufacturer also recommends that unit be partially disassem...

Page 3: ...arrier Subassembly Disassembly Rotate primary planet gears 8 to check for any abnormal noises or roughness in the primary planet bearings 25 At the same time inspect planet gears for any damage or worn teeth If replacement or further inspection is required proceed as follows 1 Drive the spring pins or roll pins 30 completely into the planet shafts 14 using a pin punch Press planet shafts out of ca...

Page 4: ...may fall out 2 With output shaft down through centerhole in press table and unit supported by base press shaft out by applying press load to top end of shaft internal end until it passes through inner shaft bearing 19 Outer shaft bearing 18 and seal 34 will come out of unit attached to shaft 3 Inspect inner and outer bearing cups 20 21 If cups are damaged the cups and base 1 may need replacement C...

Page 5: ...of bearing shims NOTE Quantity of shims 10 may vary from unit to unit Bearing preload set at the factory determines quantity of shims 9 Install a new retaining ring 22 onto output shaft 10 Lightly grease a new o ring 33 and install it into o ring groove in base 1 Assemble ring gear 2 to base 1 Refer back to scribe marks made across external joints of gear drive prior to Disassembly Procedure Line ...

Page 6: ...UG MAGNETIC O RING SEAL SHAFT PART NUMBER 12 3 1 2 3 5 6 7 8 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 29 30 32 33 34 3 16 X 7 8 1 8 X 1 3 8 NPT SOC HD 167 MM X 3 MM 2 39 50 004 3303 50 005 2142 85 004 1262 01 150 0090 40 01 304 0550 35 90 004 1081 1 GASKET 50 004 4082 INPUT GEAR CODE 3 SAE 1 6B MODEL D50 7 16 20 X 3 0 GR8 WITH INTEGRAL BAIL 50 005 2132 OUTPUT SHAFT HEX 2 4 1 SOCKET HE...

Page 7: ...7 Double Stage Exploded View Drawing ...

Page 8: ...to be impossible or impractical by replacement of the Units or any defective component thereof No cash payment or credit will be made for defective materials workmanship labor or travel IN NO EVENT SHALL ESKRIDGE BE LI ABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND OR NATURE FOR WHICH DAMAGES ARE HEREBY EXPRESSLY DISCLAIMED 7 From time to time Eskridge may make design changes in the comp...

Page 9: ...E RATING IN LB 90B SAE B TO 4 800 90BA SAE B ADJUSTABLE TORQUE TO 4 800 92B SAE B LOW PROFILE TO 2 800 93 FOR NICHOLS MOTORS TO 6 100 95C SAE C TO 12 000 95W SAE C WHEEL MOUNT TO 21 000 98D SAE D TO 25 000 Planetary Auger Drives Anchor Drives Diggers SERIES MODELS TORQUE RATING FT LB D50 1500 2500 5000 1 500 5 000 76 BA BC 2 SPEED 8 000 12 500 77 BA BC BD 6 000 12 500 78 35 48 2 SPEED 9 000 12 500...

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