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Service Manual

75 SerieS Digger MoDelS

WiTH auToMaTic KicKDoWn

  THiS Service Manual iS effecTive:

  S/n: 102358 To currenT
  DaTe: 7-2012 To currenT

verSion: SM75K2_0413

noTe:

  Individual  customer  specifications  (spindle 

mounting,  sprocket  pilot,  brake  assembly,  etc.)  may 

vary  from  exploded  drawing  and  standard  part  num-

bers  shown.  If  applicable,  refer  to  customer  drawing 

for details.

61

Motor 

Number

75

Model

6

Shaft

2

Bail Boss

f

Motor  

Supplier

example Part number

51

Ratio

K2

Option 1

-

Option 2

Summary of Contents for 75 Series

Page 1: ...T version Sm75K2_0413 NOTE Individual customer specifications spindle mounting sprocket pilot brake assembly etc may vary from exploded drawing and standard part num bers shown If applicable refer to customer drawing for details 61 Motor Number 75 Model 6 Shaft 2 Bail Boss f Motor Supplier Example Part Number 51 Ratio K2 Option 1 Option 2 ...

Page 2: ...12 01 102 0250 01 102 0250 01 102 0250 01 102 0250 INNER BEARING CONE 1 12A 01 103 0250 01 103 0250 01 103 0250 01 103 0250 INNER BEARING CUP 1 12B 01 102 0120 01 102 0120 01 102 0120 01 102 0120 OUTER BEARING CONE 1 12C 01 103 0110 01 103 0110 01 103 0110 01 103 0110 OUTER BEARING CUP 1 12D HARDWARE 13 01 150 1660 01 150 1660 01 150 1660 01 150 1660 HEX HEAD CAP SCREW 1 2 13 X 7 5 20 13A 01 150 0...

Page 3: ...n 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 operati...

Page 4: ...Stage I Carrier Subassembly Items 6A 6B 6C 6D 6E 6F Disassembly 1 Rotate planet gears 6B to check for abnormal noise or roughness in bearings 6E or planet shafts 6C If further inspection or replacement is required proceed as follows NOTE Support only the carrier 6A while pressing out planet shafts 2 Drive roll pins 6F completely into the planet shafts 6C 3 Press or drive planet shafts 6C out of ca...

Page 5: ...t pull on or damage roller cage Remove the shaft seal 11A from the shaft for replacement 4 Inspect inner and outer bearing cups 12B 12D If cups are damaged drive them out using a brass drift and utilizing the bearing knock out notches in the base 1 Reassembly 1 Clean all foreign material from magnetic oil plug 14A locat ed on the side of the base 1 2 Place base 1 output side up opposite shown on t...

Page 6: ...ase Align mounting holes of ring gear with holes in base using the scribed line made during disassembly for reference 7 Lubricate o ring 11B and install on the pilot of the Stage I ring gear 2 Install ring gear and align mounting holes of ring gear with holes in base Use the scribed line made during disassembly for reference 8 Slide Stage I carrier 6A onto Stage II sun gear 9 9 Install input gear ...

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