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Walker MC (20 HP Illustrated Parts Manual
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Walker MC (20 HP Illustrated Parts Manual

20 hp
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ILLUSTRATED

PARTS MANUAL

Model MC (20 HP)
™
Effective Date:
P/N 6000-14
06-15-10

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Summary of Contents for Walker MC (20 HP

  • Page 1: Parts Manual

    ILLUSTRATED PARTS MANUAL Model MC (20 HP) ™ Effective Date: P/N 6000-14 06-15-10...
  • Page 2 LH ......................Left Hand (orientated with operator on seat) LP ................................Low Profile mm (Dimension) ............................millimeters MS (Fastener) ............................Machine Screw NS (as part number)..................Item is not sold by Walker Manufacturing OD ..............................Outside Diameter oz..................................ounce PFH (Fastener) ..........................Phillips Flat Head P/N................................Part Number...

  • Page 3: Table Of Contents

    GHS Powerfil Assemblies (10.0 / 6.7) ....26 Wiring Schematic ............56 ® GHS 10.0 Bushel Catcher Assembly.......28 GHS 6.7 Bushel Catcher & Warranty Exhaust Deflector Assemblies ........30 Limited Warranty ..........57 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 4: Tractor Decals

    TRAcTOR DEcALS ITEM PART DEScRIPTION LOcATION REQ’D. GHS REQ’D SD Walker Product and Operation Decals 7802 RH Fender Body, RH near Seat 5856 Made in USA Body 5803 Walker Manufacturing Logo Body ® 5813-1 Powerfil 6.7 / 10.0 Bushel Catcher, Front 5801 6.7 / 10.0 Bushel Catcher (one on each side)
  • Page 5 TRAcTOR DEcALS SD Model Refer to Decks Parts Manual for Deck Decals GHS Model Refer to Decks Parts Manual for Deck Decals Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 6: Body / Chassis Assemblies

    Chassis Frame May be ordered as a factory-installed option or for dealer in- stallation. Narrow Drive Tires are used when installing a 36" Deck. Contact your Walker dealer. Δ Complete Tilt-Up Latch Kit available by ordering kit P/N 5747. Use only genuine Walker replacement parts.
  • Page 7 F413 F480 F009 F091 F131 F183 F014 F131 F009 F183 F009 F051 F009 F040 F213 F292 F002 F048 F009 F016 F026 F029 F048 F002 Refer to Electrical Assemblies (Chassis Components) F157 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 8: Body Assembly (Ghs 6.7 Bushel Models)

    Refer to BODY ASSEMBLY (SD MODELS), Page 8. NOTE: Refer to BODY / cHASSIS ASSEMBLY (GHS MODELS), Page 4 for all common parts used on both GHS and SD models. Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 9 F014 F059 F009 F013 F241 F014 Refer to Body / Chassis Assembly (GHS Models) Refer to Body / Chassis Assembly (GHS Models) Refer to Body / Chassis Assembly (GHS Models) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 10: Body Assembly (Sd Models)

    Page 4, or BODY ASSEMBLY (GHS 6.7 BUSHEL MODELS), Page 6. NOTE: Refer to BODY / cHASSIS ASSEMBLY (GHS MODELS), Page 4 for all common parts used on both GHS and SD models. Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...

  • Page 11: Replacement Parts

    F059 Refer to Body / Chassis Assembly (GHS Models) F091 F034 F014 F034 F002 Refer to Body / Chassis Assembly (GHS Models) Refer to Body / Chassis Assembly (GHS Models) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 12: Main Component Power Transmission (Ghs Models)

    6325-2 Spacer Bushing (5/16) holding the disconnect ring in the retracted position when 8349-2 Idler Arm joined to the tractor spline shaft on the PTO gearbox. 7201-4 Inner Race (1-1/2) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 13 Hydrostatic Ground F012 F067 Drive Assemblies F002 F132 F025 Refer to F171 Hydrostatic Ground F012 Drive Assemblies F171 F090 F004 F004 F012 F041 F042 Refer to GHS Group F168 F012 F226 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 14: (Sd Models)

    6325-2 Spacer Bushing (5/16) holding the disconnect ring in the retracted position when 8349-2 Idler Arm joined to the tractor spline shaft on the PTO gearbox. 7201-4 Inner Race (1-1/2) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 15 Hydrostatic Ground F012 F067 Drive Assemblies F002 F090 F025 Refer to F171 Hydrostatic Ground F012 F171 Drive Assemblies F090 F012 F004 F004 F041 F042 Refer to GHS Group F168 F012 F226 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 16: Engine Group

    1/4 Internal Star Lockwasher, SS F218 7/16 Split Lock Washer F219 7/16-14 x 1-1/4 Hex Bolt Service Part Only NOTE: Refer to Kohler Engine Decal (NS) for Engine Identification Numbers. Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 17 F031 F004 F004 F184 F185 F218 F219 F002 F029 F061 F025 F051 F063 F061 F029 F151 F120 F185 F004 F184 F050 F184 Refer to Body / Chassis Assembly (GHS Models) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 18: Hydrostatic Ground Drive Assemblies

    Deck Support Arm, RH (Includes Item # 24) Service Part Only 6430-9 Outboard Mount, RH 5830 Grease Fitting Part not used on Jackshaft side of tractor. 6840-1 Support Arm Bushing (2-1/16) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 19 F416 F051 F359 F359 F064 F064 F160 F178 F036 F359 F036 F064 F178 F244 F053 F359 F200 F053 F040 F064 F194 F160 F063 F194 F053 F244 F063 F043 F053 F200 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 20: Steering Control Assemblies

    F188, F198 & F345) F352 5/32 x 1 Heavy Duty Roll Pin 5219 Extension Spring (3/4 x 6-3/4) F401 .504 x .751 x .030 Washer 5280 Clevis (1/4") Service Part Only Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 21 F182 F183 F192 F009 F198 F064 F287 F010 F188 F007 F345 F093 F024 F008 F051 F029 F012 F068 F004 F182 F350 F010 F183 Refer Body / Chassis Assembly (GHS Models) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 22: Throttle & Choke Control Assemblies

    Choke Control and Cable Assembly (Includes Item # 11) 5108-6 Choke Control Knob, Black 8123 Insulation Sleeve (3/8 x 6) 5975-3 Cable Tie (50# x 7") 5975-1 Cable Tie (18# x 3-3/4") Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 23 THROTTLE & cHOKE cONTROL ASSEMBLIES Refer to F002 Body / Chassis Assembly (GHS Models) Refer to Engine Group F005 F201 F002 F164 F050 F025 Refer to GHS Group Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 24: Parking Brake Assembly

    Cable Clamp (1/4) F287 1/4-28 Keps Nut 7410 Brake Control Cable, LH (25.5") 7409 Brake Control Cable, RH (20.5") 7401-3 Cable Mount Bracket 7401-1 Cable Pull Rod 5552 Ball Joint (1/4-28) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 25 F261 F086 F086 F072 F109 F127 F261 F054 F086 F002 14 F112 F025 F086 F127 F109 F072 F002 F127 F025 F261 F054 F112 Refer to Hydrostatic F127 Ground Drive Assemblies Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 26: Ghs Group

    7541). Refer to BLOWER LOcKOUT KIT, Page 48. 7542-5 Blower Coupler Nut 7542-3 Blower Faceplate (10.5) 7526 Intake Tube (10.5 Blower) 5595-2 Intake Cover, GHS 7528-2 Skid Bar (10.5 Blower) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 27 Assemblies (10.0 / 6.7) F090 F042 F061 F246 F004 F168 F004 F061 F131 F090 F029 F050 F004 Refer to Body / Chassis Assembly (GHS Models) F414 F217 F218 F009 F039 F034 F012 F281 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 28: Service Part Only

    Motor Mount Nut (5/8-24) 5519-2 Motor Mount Washer 5519-1 Actuator Motor (24V) (Includes Items # 11 & 12) 5977 Grommet (1/2 x 7/8 x 1/16) 5557-1 Motor Mount, Powerfil ® Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...

  • Page 29: Ghs Powerfil ® Assemblies (10.0 / 6.7)

    GHS Group F287 F003 F261 Refer to F003 Electrical Assemblies (GHS 10.0 or 6.7 Bushel Components) F054 F109 F002 F287 Refer to GHS Group F129 F037 F002 F129 F129 F002 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 30: Ghs 10.0 Bushel Catcher Assembly

    Channel Top, RH 8608-9 Torsion Bar 10.0 Exhaust Deflector Door Assembly 5598 Optional Dump Bag (Not Shown) 8607-6 Upper Seal Support May be ordered as an option. Contact your Walker dealer. 8607-5 Upper Door Seal Fasteners 8607-11 Backup Plate 8512-3 10.0 Catcher Box Door...
  • Page 31 38 39 F002 F049 F085 F049 F129 F002 F009 F026 F027 F002 F129 F027 F351 F024 F002 F002 F129 F004 F456 F129 F049 F002 F208 F129 F027 F002 F172 F129 F002 Use only genuine Walker Effective Date 06-15-10 replacement parts. ®...

  • Page 32: Ghs 6.7 Bushel Catcher & Exhaust Deflector Assemblies

    Screen Seal (24") 5598 Optional Dump Bag (Not Shown) 6856-1 Edge Molding (21-3/4) 7509-2 Channel Top May be ordered as an option. Contact your Walker dealer. 6512-2 Removable Screen (3/16 Hole) (Includes Items # 4, 7, F025 & F190) Fasteners 7506...
  • Page 33 F049 F002 F035 Refer to F009 Refer to Electrical Assemblies F027 F085 GHS Powerfil ® (GHS 6.7 Bushel Components) Assemblies (10.0 / 6.7) F085 F351 F004 F351 F002 F172 F026 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 34: Electrical Assemblies (Chassis Components)

    Electrical Wiring Service Parts. 5975-3 Cable Tie (50# x 7") 5942-4 PTO Safety Switch (NO) 5833 Cable Clamp (1/4) 5942-5 Safety Switch (NO) 6940-4 Wire Harness 6941-7 Relay Mount 6941-6 Relay Switch 30/40AMP Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 35 Electrical Assemblies (Body Components) DETAIL D DETAIL A DETAIL B DETAIL C DETAIL E END VIEWS ARE SHOWN FROM BACK OF PLUG RED BRN BRN\WHT BLK/WHT GRN BLK BRN GRA Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 36: Electrical Assemblies (Body Components)

    Warning Horn Assembly 6940-10 Jumper Wire 7941-5 Circuit Breaker (7 Amp) (Includes Item # 17) 7941-3 Boot, Circuit Breaker 7854 Plastic Tip, Red 6941-7 Relay Mount 6941-6 Relay Switch 30/40AMP Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 37 To Engine F002 Refer to Parking Brake F026 Assembly DETAIL D F025 END VIEWS ARE SHOWN FROM BACK OF PLUG DETAIL F DETAIL B DETAIL C DETAIL E DETAIL G BLK/WHT Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 38: Electrical Assemblies (Ghs 10.0 Bushel Components)

    5592-10 Grass-Pak Switch Module ® 5592-4 Grass-Pak Switch Assembly (Includes Items # 3, 5, 11-14, F144 & F145) ® 5594-5 Vane Assembly, Grass-Pak Switch (Includes Items # F144 & F145) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 39 GHS 10.0 Bushel F085 Catcher Assembly Orange F079 F025 F037 F002 F144 Refer to GHS Group F002 F145 Refer to END VIEWS ARE SHOWN FROM BACK OF PLUG GHS Group Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 40: (Ghs 6.7 Bushel Components)

    ® 5592-10 Grass-Pak Switch Module ® 5592-4 Grass-Pak Switch Assembly (Includes Items # 3, 10-14, F144 & F145) ® 5594-5 Vane Assembly, Grass-Pak Switch (Includes Items # F144 & F145) Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 41 F025 GHS Group F148 Orange F086 F002 F037 F144 Refer to Electrical Assemblies F002 (Body Components) F002 F145 END VIEWS ARE SHOWN FROM BACK OF PLUG Refer to GHS Group Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 42: Electrical Connectors

    12-10 GA Ring Term., #10 NOTE: Refer to ELEcTRIcAL ASSEMBLIES, Pages 32-39 for 7942-4 Single Connector, Male locations of Wiring Harness, Electrical Components and 8942 2-Way Connector, Male of all Electrical Wiring Service Parts. Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 43 ELEcTRIcAL cONNEcTORS Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 44: Armrest Kit / Touch-Up Paint / Comfort Seat Kit

    Includes Items # 16, 17 and instructions. Item # 16 is the Right side Includes Items # 1-5, fasteners listed and instructions. May be ordered as a dealer-installed option. Contact your Walker dealer. armrest only. Item # 17 is the Left side armrest only. Sold only as a...
  • Page 45 ARMREST KIT / TOUcH-UP PAINT / cOMFORT SEAT KIT F307 F305 F306 F308 F307 F305 F308 Refer to Body / Chassis Assembly (GHS Models) F227 F009 F026 F257 Refer to Electrical Assemblies (Body Components) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 46: Suspension Seat Kit

    Includes Items # 1-9, fasteners listed and instructions. May be or- dered as a factory-installed option or as a kit for dealer installation. F002 10-24 Keps Nut Contact your Walker dealer. F009 5/16-18 Whiz Locknut F025 10-24 x 3/8 PPHMS...
  • Page 47 F429 F091 F091 F009 F429 F429 F009 F009 F091 F429 Refer to Body / Chassis Assembly (GHS Models) F009 F025 F198 F188 F188 F198 F345 F002 F009 F009 F009 F009 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 48: Light Kit

    Includes Items # 1-14, fasteners listed and instructions. May be or- 7995-4 Power Lead Wire Assembly dered as a kit for dealer installation. Contact your Walker dealer. (Includes Items # 5, 9, 12 & 13) 5977-1 Grommet (1/8 x 3/8)
  • Page 49 LIGHT KIT F091 F052 Refer to Body / Chassis Assembly (GHS Models) Refer to Electrical Assemblies (Chassis Components) F009 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 50: Blower Lockout Kit

    REQ’D REQ’D 7541 Blower Lockout Kit Fasteners Includes Items # 1-7, fasteners listed and instructions. May be ordered as a kit for dealer installation. Contact your Walker dealer. F003 1/4-28 Hex Nut F004 1/4-20 Keps Nut 7854 Plastic Tip, Red...
  • Page 51 F091 F183 F032 F003 Refer to GHS Group Refer to F004 Main Component Power Transmission (GHS Models) F186 Refer to GHS Group Refer to Body / Chassis Assembly (GHS Models) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 52: No Catch Deflector Kit (10.0 / 6.7 Bushel)

    Fasteners (10.0 Bushel) Includes Items # 1-5, fasteners listed and instructions. May be F002 10-24 Keps Nut ordered as a kit for dealer installation. Contact your Walker dealer. F030 1/4-20 x 1/2 PPH Bolt F128 10-24 x 3/8 PTHMS 8500-7...
  • Page 53 F333 F002 F002 F128 F128 F146 F030 F002 F333 F002 F128 Refer to Body / Chassis Assembly (GHS Models) Orange Powerfil ® Lead Wire- Refer to Electrical Assemblies (Body Components) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 54: All-Terrain Tire Kit & Tire Chain Sets

    AT8072 All-Terrain Tire Option Optional Tire chain Set Includes Item # 1 and instructions. May be ordered as a dealer- installed option. Contact your Walker dealer. 5675-3 Tire Chain Set (18 x 9.50-8) 8070-6 AT Wheel & Tire RH/LH (18 x 11-10)
  • Page 55 ALL-TERRAIN TIRE KIT & TIRE cHAIN SETS Refer to Body / Chassis Assembly (GHS Models) F157 Refer to Body / Chassis Assembly (GHS Models) Refer to Body / Chassis Assembly (GHS Models) Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 56: Lubrication Points

    Belt Tightener Pivot, Grease NOTE: DGHS42 Tilt-Up Deck is shown for reference. For other PTO Clutch Deck Lubrication Points, refer to Deck and carrier Frame Illustrated Parts Manual. Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...
  • Page 57 LUBRIcATION POINTS 28 & 35 27 & 34 Effective Date 06-15-10 Use only genuine Walker replacement parts. ®...

  • Page 58: Wiring Schematic

    RELAY - B INTERLOCK SWITCH RELAY - C 30 AMP CIRCUIT BREAKER SEAT SWITCH TIME DELAY MODULE 7 AMP CIRCUIT HORN BRN/WHT BREAKER BLK/WHT OPTIONAL BATTERY LIGHTS HOUR METER CHASSIS GROUND Use only genuine Walker replacement parts. Effective Date 06-15-10 ®...

  • Page 59: Limited Warranty

    (1) year* after date of sale to the original retail purchaser unless the product is used for rental purposes, in which case this warranty is limited to ninety (90) days. At Walker’s request, customer will make the defective part available for inspection by Walker and/or return the defective part to Walker, transportation charges prepaid.
  • Page 60 WALKER MFG. CO. • 5925 E. HARMONY ROAD, FORT COLLINS, CO 80528 • (970) 221-5614 © FORM NO. 061510 PRINTED IN USA www.walkermowers.com 2010 WALKER MFG. CO...

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