Optional Extras are available for special applications or extreme conditions: these are noted throughout the manual. Contact your DIGGA dealer for any further information pertaining to this product or for further information on other products available in the DIGGA range.
Contact Digga Australia for enquiries. For any spare or replacement parts, contact Digga Service and Spares or a local Digga representative. For identification purposes always try to have available the auger drive unit type and serial number. This information may be necessary for verification of any component part numbers.
BEFORE DISASSEMBLY IN THE PDI 5 – PDI 7 SERIES, THERE IS ONE SINGLE PRIMARY PLANETARY GEAR SET. IN THE PDI 9 – PDI 30 SERIES THERE ARE PRIMARY AND SECONDARY INDIVIDUAL GEAR SETS. UNIT DISASSEMBLY PROCEDURE All parts should be inspected as they are removed from unit. Scribe or mark a line across the assembly mounting case, ring gear, and cover joints on outside of gearbox to assure proper orientation of hood assembly, oil fill/ drain plug, motor mounting, etc., as the unit is reassembled.
OUTPUT SHAFT SUBASSEMBLY REFER TO APPROPRIATE EXPLODED VIEW DRAWING PDI 20 – PDI 30 SHOWN Inspect inner and outer bearing cups and cones. If either is damaged, the complete bearing assembly will need replacing. Remove inner and outer bearing races from output housing with the appropriate tool. Clean all foreign material from oil plug located on bottom of output housing.
Assembly: Fit centre thrust washer, fit bottom plate, fit gears, insert needle rollers into gears using lubricating oil, fit top washer and install circlips to posts place gear set into ring gear and place sun gear into gear set, ensure all turns freely. PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
SECONDARY PLANETARY SUBASSEMBLY – (Suit PDI 13 – 16 and PDI 20 - 30) For disassembly, and assembly, follow same procedures as that for the Primary Planetary Subassembly, except for Secondary Planetary on PDI 9 – PDI 12. On these, there are 4 retaining bolts, remove for disassembly. Use Loctite243 on thread when reassembling and torque to 100Nm (74ft/lbs). SECONDARY PLANETARY SUBASSEMBLY –...
PDI 5 – 12, install bottom seal applying a smear of Loctite 243 thread locker to outside of seal and fit using appropriate tooling. Ensure seal is flush with the housing. Wipe off excess Loctite. Grease inner face of seal with EP grease.
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BEARING PRELOAD CHART DRIVE UNIT FORCE KG (lbs) PDI 5 - PDI 12 15 (33) PDI 13 - PDI 16 30 (66) PDI 20 - PDI 30 35 (77) FORCE (in Kg) This is the force to keep the housing spinning slowly at a constant speed.
Fit hood to gearbox assembly making sure original scribe marks are aligned. Fit all outer bolts using Loctite 243 and torque to 75Nm (55 lbf.ft). Attach hydraulic hoses - test for oil leaks and operation. THE AUGER DRIVE IS NOW READY FOR USE. PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
PDI 9 – PDI 12 REASSEMBLY (Continues from #7 Output Shaft Subassembly Reassembly Page 10) Ensure inner section of housing and bearings are free from foreign matter. Fit spacer to output shaft on top of lock nut. Ensure key steel is still in position in lock nut. Lightly grease a new o-ring and install it into o-ring groove in output housing.
Fit hood to gearbox assembly making sure original scribe marks are aligned. Fit all outer bolts using Loctite 243 on thread and torque to 120Nm (89 lbf.ft). Attach hydraulic hoses - test for oil leaks and operation. THE AUGER DRIVE IS NOW READY FOR USE. PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
PDI 20 – PDI 30 REASSEMBLY (Continues from #7 Output Shaft Subassembly Reassembly Page 10) Ensure inner section of housing and bearings are free from foreign matter. Lightly smear a new o-ring with silicone sealant and install it into o-ring groove in output housing and then apply a small amount of sealant to housing face.
PARTS LIST - PDI 20 TO PDI 30 PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
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PDI 20 - PDI 30 ITEM PART NUMBER DESCRIPTION BE-000029 BEARING TAPERED ROLLER E32014J FA-000144 SCREW SOCKET HEAD CAP M8 X 30 ZINC PLATED FA-000184 BOLT HEX 9/16 X 5 G8 UNC ZINC PLATED FA-000434 SCREW SOCKET HEAD CAP M10 X 100 ZINC PLATED GB-000008 RING GEAR - S4 - RATIO GB-000539...
CBGH-LCN COUNT BAL/T-17A CAV VB-000218 VALVE BOLT - TO SUIT 6K TOP PORT MOTOR VB-000216 VALVE BLOCK-6K TOP PART SWOOSH VALVE VB-000219 VALVE BLOCK - 6K TOP PORT WASHER SPACER PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
Safety signs are available from your dealer or from Digga Australia. ITEM 4 ITEM 1 ITEM 2 ITEM 3 ITEM 5 DE-000099 DE-000100 DE-000101 Usgpm DE-000266 DE-000267 DE-000266 DE-000089 DE-000031 DE-000103 DE-000104 DE-000105 DE-000104 PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
Replace all missing, illegible, or damaged safety signs. • Replacement parts for parts with safety signs attached must also have safety signs attached. • Safety signs are available from your dealer or from Digga Australia. ITEM 4 ITEM 1 ITEM 2 ITEM 3 ITEM 5...
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PDI 5-30 Service and Repair Manual - January 2012 - PM-000086...
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Digga North America 114 Moorings Park Drive A602 Naples, Florida USA 34105 (239) 877 4932 Email: usa@digga.com www.digga.com PM-000086...
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