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MODEL 50L PLANETARY GEAR 

DRIVE SERVICE MANUAL

  THIS SERVICE MANUAL IS EFFECTIVE:

 

S/N: 38489# TO CURRENT

 

DATE: 12-16-98 TO CURRENT

 VERSION: 

SM50LD2-AB

!

WARNING: While working on this equipment, use safe lifting procedures, 
wear adequate clothing and wear hearing, eye and respiratory protection.

NOTE:

 Individual customer specifications (mounting 

case, output shaft, brake assembly, etc.) may vary from 
exploded drawing and standard part numbers shown. 
If applicable, refer to customer drawing for details.

Summary of Contents for 50L

Page 1: ...AB WARNING While working on this equipment use safe lifting procedures wear adequate clothing and wear hearing eye and respiratory protection NOTE Individual customer specifications mounting case output shaft brake assembly etc may vary from exploded drawing and standard part numbers shown If applicable refer to customer drawing for details ...

Page 2: ...EARS SINGLE PLANETARY AIR VENT 3 8 NPT OPTIONAL GREASE FITTING OPTIONAL STR 1 8 NPT MODEL 50L 2 71 004 0121 50 004 1011 85 004 1181 01 105 0010 50 004 1091 01 153 0210 1 14C 1 35D THRUST WASHER RETAINING RING 4 1 4 08 50 004 1023 85 004 1041 71 004 0121 50 004 1011 85 004 1181 01 105 0010 50 004 1091 01 150 1550 01 153 0210 50 004 1112 5 1 5 05 PART NUMBER WITHOUT CODE 4 INPUT SPLINE WITH CODE 4 I...

Page 3: ...NE INPUT GEAR 15T 16 32 DP SPLINE INPUT GEAR 1 DIA X 25 KEY COVER SAE A 2 DIA SHAFT 3 8 KEYWAY COVER SAE B 2 BOLT 23T 12 24 D P SPLINE COVER SAE C 4 BOLT COVER SAE C 2 BOLT 2 DIA X 50 KEY INTERNAL 2 DIA SHAFT 1 2 KEYWAY 2 HEX SHAFT 13 16 DIA HOLE SHAFT CUSTOM 01 215 0010 01 216 0070 1 1 RATIO PART NUMBER PART NUMBER BASES INPUT GEARS AIR VENT 3 8 NPT OPTIONAL GREASE FITTING OPTIONAL STR 1 8 NPT MO...

Page 4: ...atures 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 ...

Page 5: ...r output shaft 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 personal injury Care should also be taken not to damage it while pressing through base Note Removing the shaft from the base assembly damages the shaft seal The seal will need to be replaced 2 Place base 1 external side down supported at...

Page 6: ...teethoftheplan et gears 5B and place on base 1 then align mounting holes of ring gear 12 with holes in base 1 Use the scribed line made during disassembly for reference 4 Install the carrier thrust washer 14A and sun gear 6 into the secondary carrier 5A 5 Install the primary carrier assembly 7 6 Install the input gear 4 7 Install the input thrust washer 14B Refer to exploded view for details 8 Not...

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