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Walker H24d Operator's Manual

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Operator's Manual
Safety, Assembly, Operating, and Maintenance Instructions
Please Read and Save These Instructions
For Safety, Read All Safety and Operation
Beginning S/N: 155013
Instructions Prior to Operating Machine
P/N 2000-26

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Summary of Contents for Walker H24d

  • Page 1 Operator’s Manual Safety, Assembly, Operating, and Maintenance Instructions Please Read and Save These Instructions For Safety, Read All Safety and Operation Beginning S/N: 155013 Instructions Prior to Operating Machine P/N 2000-26...
  • Page 2 Foreword Thank you. . .for purchasing a Walker mower. Every effort has been made to provide you with the most reliable mower on the market, and we are sure you will be among our many satisfied custom­ ers. If for any reason this product does not perform to your expectations, please contact your local dealer.

  • Page 3: Table Of Contents

    Table of Contents General Information Operating Instructions ________________ 1 _____________ 28 HIGHLIGHTED INFORMATION _____________ 1 CONTROL IDENTIFICATION, LOCATION, AND FUNCTION _____________ 28 GLOSSARY ____________________________ 1 IDENTIFYING NUMBER LOCATIONS ________ 1 Ignition Switch _______________________ 28 ENGINE SERIAL NUMBER LOCATION _______ 2 Engine Throttle _______________________ 29 SERVICING OF ENGINE AND Body Latch __________________________ 29...
  • Page 4 Table of Contents Maintenance Instructions REPLACING/REPAIRING _________________ 65 __________ 46 Drive Belts ___________________________ 65 MAINTENANCE SCHEDULE CHART _______ 46 Engine/PTO Belt _____________________ 66 IMPORTANT TIPS FOR CARE Ground Drive Belt ____________________ 67 OF THE KOHLER ENGINE ________________ 47 Deck Drive Belt ______________________ 68 Fuel System _________________________ 47 Fuel Filter ___________________________ 69 Starting/Stopping _____________________ 47...

  • Page 5: General Information

    TRACTOR is the prime mover, including the safety. Most accidents associated with the opera­ en gine, drivetrain, operator seat, and controls tion or maintenance of a Walker Mower are caused to operate the mower. by disregarding basic safety precautions or specific warnings.

  • Page 6: Engine Serial Number Location

    If you have any dif­ ficulty finding an authorized outlet or obtaining warranty service, please contact our Service Depart­ ment for assistance: Tractor Serial Number Location Walker Manufacturing Company 5925 E. Harmony Road Fort Collins, CO 80528 Serial Number 1­970­221­5614 www.walker.com...

  • Page 7: Specifications

    Electric Radiator Cooling Fan with Reversible Self­Cleaning Action Coolant 50/50 Pre­Mix Antifreeze/Water Air Cleaner Remote Mounted Donaldson Radialseal (5") ­ S/N 153116 And On (Walker P/N 5090­8 Primary/5090­7 Safety Filter) ELECTRICAL SYSTEM Battery 12 Volt, 340 CCA, (Interstate U1­SP40) Charging System Flywheel Alternator...

  • Page 8: Blade Drive

    15 (103) Tailwheel 20 (137) DRIVE BELTS Engine PTO Walker P/N 2230 (Matched Set of 3) Ground Drive Walker P/N 2248­1 SEAT Full Spring Suspension with Dampening and Adjustments for Back Angle, Lumbar Support, and Operator Weight. Standard with Ad­...

  • Page 9: Dimensions (Tractor And Mower)

    Specifications MODEL H24d DIMENSIONS (Tractor and Mower) Length in. (cm) Tractor Only 69 (175) Tractor Wheel Base 45 (115) Tractor with Tilted Deck 87.75 (223) (DR64­3) Tractor with 64" Rear Discharge 107.75 (274) Deck (DR64­3) Width in. (cm) Tractor Only (Outside Tire) 46.5 (118)

  • Page 10: Component Identification

    Component Identification NOTE: Control Identification shown in Operating Instructions section. Roll­Over Protection System (ROPS) Tilt­Up Latch Body Tilt­Up Latch Counterweight Springs and Protective Covers Deck Support Forward Speed Control (FSC) Friction Adjustable Adjustment Footrest Deck Tilt­Up Deck Support Arm (Not Visible) Cutting Height Release Lever Deck Tilt­Up (Cutting Height Adjustment)
  • Page 11 Component Identification Fuel Gauge Utility Bed (Hinged for Dumping) Muffler Radiator Adjustable Footrest Radiator Fan Guard Tailpipe Left Hand Spread Axle Fuel Tank Fuel Pickup Coolant Drive Wheel (Tail Wheel) and Cap Line Recovery Tank Rear View and Left Side View...
  • Page 12 Component Identification LH Transmission Steering Lever RH Transmission Control Rod Spring/Dampeners Control Rod Parking Brake Safety Switch RH Transaxle LH Transaxle LH Transaxle Lockout Arm RH Transaxle Lockout Arm Parking Brake Lever PTO Clutch Lever Battery Clutch Linkage Fuel Tank Cap Transaxle Oil Fuel Tank Expansion...

  • Page 13: Safety Instructions

    Manufacturing must take full responsibility for safety. comply with safety instructions may result in per­ sonal injury. The Walker Rider Lawnmower has been designed with many safety features to protect the operator The seriousness or degree of importance of each from personal harm or injury.
  • Page 14 Safety Instructions - Before Operating Do not wear loose fitting clothing that could get Replace the machine fuel cap(s) and con­ caught in moving parts. Do not operate this ma­ tainer cap securely and clean up any spilled chine while wearing shorts; always wear ade- fuel before starting the engine.

  • Page 15: Operating

    Safety Instructions - Operating In case the transmission drive belt breaks dur­ WARNING ing operation, and if the machine is on a slope, the machine will freewheel down the slope. To maintain control, immediately (1) Release the Always keep the ROPS roll bar in the up- ●...
  • Page 16 Safety Instructions - Operating 12. When moving forward, do not suddenly put the 18. In case of a clogged or plugged mower deck: tractor in reverse by rapidly pulling on the steer­ Disengage the blade clutch (PTO), engage ing levers, especially when going downhill, as the parking brake, and turn the engine off this can lift the tractor tail wheel off the ground before leaving the seat.
  • Page 17 Safety Instructions - Maintenance To prevent accidental starting of the engine 12. Use care when charging the battery or per­ when servicing or adjusting the machine, re­ forming maintenance on the battery and electri­ move the key from the ignition switch. cal system: To reduce fire hazards, keep the engine free Make sure the battery charger is unplugged...

  • Page 18: Safety, Control

    Safety Instructions SAFETY, CONTROL, AND INSTRUCTION DECALS Safety, Control, and Instruction Decals are installed on the machine; if any are missing, illegible, or damaged, a replacement should be ordered and installed before putting the machine into operation. The Decal Part Number is listed below and in the Parts Manual. 8600-12 Location: Engine Brace Part Number: 8600-12...
  • Page 19 Safety Instructions SAFETY, CONTROL, AND INSTRUCTION DECALS Safety, Control, and Instruction Decals are installed on the machine; if any are missing, illegible, or damaged, a replacement should be ordered and installed before putting the machine into operation. The Decal Part Number is listed below and in the Parts Manual. Location: Deck Housing Under Footrest Part Number: 2749-3 Deck drive belt routing.
  • Page 20 Safety Instructions SAFETY, CONTROL, AND INSTRUCTION DECALS Safety, Control, and Instruction Decals are installed on the machine; if any are missing, illegible, or damaged, a replacement should be ordered and installed before putting the machine into operation. The Decal Part Number is listed below and in the Parts Manual. 8600-2 Location: Flex Coupler Guard in Front of Engine Part Number: 8600-2...
  • Page 21 Safety Instructions SAFETY, CONTROL, AND INSTRUCTION DECALS Safety, Control, and Instruction Decals are installed on the machine; if any are missing, illegible, or damaged, a replacement should be ordered and installed before putting the machine into operation. The Decal Part Number is listed below and in the Parts Manual. 5685-3 Location: ROPS Roll Bar Part Number: 5685-3...

  • Page 22: Maintenance

    Safety Instructions SAFETY, CONTROL, AND INSTRUCTION DECALS Safety, Control, and Instruction Decals are installed on the machine; if any are missing, illegible, or damaged, a replacement should be ordered and installed before putting the machine into operation. The Decal Part Number is listed below and in the Parts Manual. Throttle ●...

  • Page 23: Assembly Instructions

    Assembly Instructions SETUP INSTRUCTIONS IMPORTANT: Never disconnect battery while en­ gine is running. Walker Mowers are shipped partially assembled to our distribution network, and are typically assem­ Wet Battery Service bled by the selling dealer. For any additional as­ If the battery has been shipped wet, but the electro­...

  • Page 24: Battery Charging

    Assembly Instructions IMPORTANT: DO NOT overfill the battery. To fill (activate) battery with electrolyte (if battery has been shipped dry): Electrolyte will overflow through the vented caps onto parts of the machine and WILL result Remove the battery hold­down bar, disconnect in severe corrosion.

  • Page 25: Deck Discharge Deflector Shield Installation (Ds60)

    Assembly Instructions Install wheel on fork using bolts and washers. PTO Shaft Guard Installation Position the shaft guard as shown and mount with Tighten the bolts and washers. two (2) 1/4­20 x 1/2 in. bolts. Grease caster wheel bearings and caster wheel pivot bearings (one fitting for each pivot).
  • Page 26 Assembly Instructions Deck Support Coupler Arms Align Installation Tool Arrows Tractor PTO Shaft Rubber Debris Guard Mower Deck Installation PTO Shaft Connection (Shown with Debris Guard Removed for Clarity) 2. First, engage the LH deck carrier frame tube 5. Reaching under the tractor, slide the PTO cou­ socket on the LH tractor support arm and then pler tube onto the deck drive shaft (align arrow the RH arm into the RH tube socket.

  • Page 27: Deck Leveling

    Assembly Instructions Coupler Ring in PTO Drive Counterweight Springs Released Position Shaft Clip Onto Body With Body Tilted Up Lynch Pins Lock Deck on Support Arms (Not Visible) PTO Coupler U­Joint Quick Disconnect Ring “Released” Position Internal Balls PTO Drive Locked on Shaft Shaft Deck Counterweight Spring Installation...

  • Page 28: Deck Leveling Procedure

    Assembly Instructions Deck Leveling Procedure Measure the side­to­side level of the deck by measuring from the ground to the top of the Position the mower on a smooth, level surface, deck housing at the front corners of the deck as and set the deck height to the most common shown in the Deck Leveling illustration.

  • Page 29: Preoperating Checklist

    Assembly Instructions PREOPERATING CHECKLIST CHECK ENGINE CRANKCASE OIL LEVEL Before operating the mower for the first time, and as Check the engine crankcase oil level before use and a routine before daily operations, it is important to after each 8 hours of continuous operation. Refer make sure the mower is properly prepared and to LUBRICATION for Checking Engine Crankcase ready for operation.
  • Page 30 Assembly Instructions Use the tilt bar to release the two (2) deck lock­ CHECK FUNCTIONS OF WARNING LIGHTS ing arms as shown in the Unlock Deck Arms AND WARNING HORN for Deck Tilt-Up illustration. Turn the ignition key to the ON (RUN) position. Glow Plug Activation Light, Low Engine Oil Pressure Tilt Bar Warning Light, Battery Charging System Malfunc­...
  • Page 31 Assembly Instructions CHECK MOWER BLADE CONDITION, SHARPNESS, AND SECURITY OF MOUNT­ Hitch Pin Tilt­Up Hook and The blade mounting nuts on gear driven decks Latch Connected · · should be torqued to 60 lb ft (81 N m), and the Tilt Bar blade mounting bolts on belt driven decks torqued to ·...

  • Page 32: Operating Instructions

    Operating Instructions CONTROL IDENTIFICATION, LOCATION, AND Do not hold the key in the “S” position longer than 10 FUNCTION seconds. If the engine does not start, return the key to the “O” position for at least 60 seconds before making a restart attempt. Prolonged cranking can CAUTION damage the starter motor and shorten battery life.

  • Page 33: Engine Throttle

    Operating Instructions Engine Throttle is pro portional to the lever position; the further the lever is advanced forward, the faster the tractor The throttle control lever (red knob) is located on the moves. It is not necessary to hold the FSC in posi­ left side of the seat and is used to control engine tion since the friction lock maintains the selected speed.

  • Page 34: Steering Levers

    Operating Instructions IMPORTANT: Stop the tractor completely before engaging the parking brake. The parking brake uses a positive mechanical lock similar to the PARK posi tion on an automotive automatic transmission. If the tractor is moving when the brake is engaged, it will result in sudden stoppage and possible inter­...

  • Page 35: Circuit Breakers

    Operating Instructions Circuit Breakers IMPORTANT: Continued operation of the engine with an illuminated oil pressure warning light MAY Two manual reset circuit breakers are located on the cause severe engine damage (if a low oil pressure front body. Each has a button that pops out if the condition exists).

  • Page 36: Transaxle Lockout Arms

    This reminder is only used one time. *** In normal operating conditions, oil changes in 100­hour intervals are acceptable. Walker and the engine manufacturers recommend engine oil changes every 50 hours in extremely dirty or dusty conditions or for units with less than 100 hours annual use.

  • Page 37: Roll-Over Protection System (Rops)

    Operating Instructions Roll-Over Protection System (ROPS) To Lower the ROPS Roll Bar: Loosen the two (2) tension knobs. WARNING Remove the two (2) hitch pins. The ROPS may offer enhanced operator Remove the two (2) locking pins. protection in the event of a roll-over type accident, but only if used correctly.

  • Page 38: Suspension Seat

    A fully adjustable suspension seat is standard on operation of the switch is checked by having the op­ Model H24d. This seat is adjustable for back pitch, erator lift off the seat with the tractor moving forward weight, lumbar support and armrest inclination.
  • Page 39 Operating Instructions For Backrest adjustment, moving the adjustment For adjusting the height of the armrest, pry out the handle upwards loosens the notching of the back­ round cap (arrow) of the cover and loosen the hexa­ rest adjustment. Refer to Figure 3. gon nut (size 13 mm) situated behind it.
  • Page 40 Operating Instructions The Forward Speed Control also Establishes the Neutral-Park Position of the Steering Levers FORWARD SPEED CONTROL LEVER (FSC) LEFT WHEEL RIGHT WHEEL STEERING LEVER STEERING LEVER Forward Position (No Control Change) Full Forward Ground Speed Position Neutral­Park Position Intermediate Ground Speed Position...

  • Page 41: Starting The Engine

    Before operating the mower, read and un- low these guidelines can damage the starter derstand all Safety Instructions and Operat­ motor and shorten battery life. Consult your ing Instructions. Walker dealer or authorized Kohler dealer for additional help. TROUBLESHOOTING NOTE: If the engine WARNING cranks but does not start, check the following: ●...
  • Page 42 Operating Instructions NOTE: If the FSC lever will not stay in the DANGER selected position, the friction lock needs to be adjusted. Refer to ADJUSTMENTS for Step 7 - Forward Speed Control Friction Adjustment in Keep feet on footrest at all times when the the Maintenance Instructions.

  • Page 43: Engaging The Blade Drive

    Remember it is not necessary to hold TRAL-PARK position. the steering levers forward (a unique Walker feature); always PULL on the le- vers for steering or for reverse motion The FSC may be adjusted forward for faster of the mower.

  • Page 44: Stopping The Machine

    An operator presence switch (seat switch) should be adjusted or repaired before op- will cause the engine to stop if the blade erating the mower. Contact your Walker clutch is engaged and the operator is not in dealer, or refer to ADJUSTMENTS of the seat.

  • Page 45: Fuel Tank Selector Valve

    Operating Instructions FUEL TANK SELECTOR VALVE WARNING The tractor is equipped with dual fuel tanks. A fuel selector valve regulates which tank is being utilized. Remove the key from the ignition switch The valve is located on the right hand side of the en­ when leaving the mower unattended.

  • Page 46: Adjusting Cutting Height

    Operating Instructions ADJUSTING CUTTING HEIGHT WARNING Never adjust cutting height while the mower is moving. Before adjusting cutting height or servicing, move the Forward Speed Push Deck Control (FSC) into the NEUTRAL-PARK Lift Pedal position, engage the parking brake, and disengage the blade clutch (PTO).

  • Page 47: Recommendations For Mowing

    Operating Instructions RECOMMENDATIONS FOR MOWING Transaxle Lockout Arm DANGER Do not mow around overhanging tree branches or bushes at the same height as the operator’s torso and head where inad- vertent contact may cause injury. Transaxle Lockout Arm - Freewheel Position After moving the mower, release the arms, plac­...
  • Page 48 Operating Instructions ● When mowing, operate the engine at full throt- tle for the best cutting action. Mowing with a lower engine RPM causes the mowing blade to not cut clean and tear the grass. The engine is designed to be operated at full speed. ●...

  • Page 49: Recommendations For Tilt-Up Deck Operation/Transport

    Operating Instructions RECOMMENDATIONS FOR TILT-UP DECK OPERATION/TRANSPORT Maximum To avoid potential deck and/or tractor damage while Recommended Slope ­ using the tilt­up deck, the following recommenda­ Do Not Operate tions are offered: on Steep Slopes ● Do not move the tractor with the deck in the tilt­up position since both the roller wheels (on the back of the deck) may be damaged by mov­...

  • Page 50: Maintenance Instructions

    Maintenance Instructions CAUTION Maintenance procedures requiring special training or tools should be performed by a trained technician. MAINTENANCE SCHEDULE CHART - RECOMMENDED SERVICE INTERVALS - MODEL H24d Every Ref. Service Item Daily Hours Hours Hours Hours Yearly 2 Years Page...

  • Page 51: Important Tips For Care Of The Kohler Engine

    Maintenance Instructions KOHLER TIPS IMPORTANT TIPS FOR CARE OF THE KOHLER IMPORTANT: Solution must be pre­mixed be­ ENGINE fore putting it in the engine (adding pure anti­ freeze into the radiator may cause damage to the Fuel System engine by causing overheating). ●...

  • Page 52: Lubrication

    Maintenance Instructions LUBRICATION LUBRICATION IMPORTANT: DO NOT operate engine without a sufficient oil supply in the crankcase. DO NOT operate with oil level below the LOW mark or WARNING above the FULL mark on the dipstick. If additional oil is needed, refer to Specifications DO NOT attempt to lubricate the machine for proper crankcase lubricant.
  • Page 53 Maintenance Instructions LUBRICATION Remove the dipstick, oil fill cap, and oil drain Install the new oil filter on the engine. Turn the plug, and drain the oil into a suitable container. filter clockwise until the rubber gasket con tacts Be sure to allow ample time for complete the sealing surface, then tighten an additional drainage.

  • Page 54: Mower Deck Spindle Lubrication

    Maintenance Instructions LUBRICATION Mower Deck Spindle Lubrication Transaxle Oil and Filter Change Change the transaxle oil after the initial break-in Lubricate each deck spindle grease fitting every 25 period of 75-100 hours. Thereafter, change oil ev- hours. Use SAE general purpose lithium or molyb­ ery 400 hours of operation as follows: denum base grease for grease fittings.

  • Page 55: Grease Fitting And Oil Point Lubrication

    Maintenance Instructions LUBRICATION Grease Fitting and Oil Point Lubrication Screw Locking Elbow Lubricate the grease fittings and oil points after ev- Nut Down ery 25 hours of operation. Lubricate more often when operating in dusty or dirty conditions. Use SAE general purpose lithium or molybdenum base grease for grease fittings and light machine oil (SAE 10) to lubricate oil points.
  • Page 56 Maintenance Instructions LUBRICATION Ident Lubrication Ident Lubrication Location Type Places Location Type Places Deck Caster Wheel Fork Pivot Grease Engine Oil Fill Deck Caster Wheel Bearing Grease PTO Belt Tightener Pivot Grease Front Deck Lift Pivot Grease Clutch Actuator Push Rod Grease Rear Deck Lift Pivot Grease...
  • Page 57 Maintenance Instructions LUBRICATION 17 & 28 Chassis and Deck Lubrication Points...

  • Page 58: Cleaning

    IMPORTANT: Use only Donaldson air filter ele­ ments for replacement (Donaldson P821575 or Walker 5090­8 Primary/Donaldson P822858 or 5090­7 Safety Filter). Aftermarket filters may not seal properly or filter efficiently. Donaldson...
  • Page 59 Maintenance Instructions CLEANING Remove the filter element by pulling it out of the Cover Canister canister. There will be some initial resistance Dust Ejection as the filter seal breaks loose and slides off of Valve the outlet tube. Gently move the end of the filter up and down and side to side or twist to loosen the seal.

  • Page 60: Engine Cooling System

    Maintenance Instructions CLEANING Check the outside surface of the outlet tube for 11. Check the air intake hose for cuts, nicks, cracks, smoothness and cleanness (this is the sealing etc., and the hose clamps for tightness. surface). 12. Reset the air filter restriction gauge (press but­ Insert and seat the safety filter and primary filter ton on the end of the indicator).

  • Page 61: Flushing Radiator And Changing Coolant

    Maintenance Instructions CLEANING Grass Buildup in Mower Deck Housing WARNING DANGER Radiator and engine parts can become extremely hot during operation. Wear Before raising or removing the mower gloves and avoid touching hot parts deck for cleaning, stop the engine, re- while cleaning the radiator screen and move the ignition key, and disconnect cleaning debris away from the engine...

  • Page 62: Transaxle Housing

    To clean the housing, use compressed air and/or a pressure washer. Pay close attention to any oily dirt buildup on the transaxle housings. This may be the result of an oil leak. If an oil leak is noticed, contact your local Walker dealer. Deck Secured in TILT-UP Position...
  • Page 63 Maintenance Instructions CLEANING Cooling Fins Transaxle Housing and Cooling Fins IMPORTANT: In case an oil leak develops on the input shaft, the cooling fan blowing dusty air and oil on the transaxle will quickly cover the housing and pack the cooling fins with oily dirt. If this condition occurs, contact your dealer immediately to avoid overheating and dam aging the transaxle.

  • Page 64: Checking/Servicing

    Maintenance Instructions CHECKING/SERVICING CHECKING/SERVICING IMPORTANT: The coolant solution of antifreeze and distilled water must be thoroughly pre­mixed before putting it in the engine (adding pure anti­ DANGER freeze into the radiator may cause damage to the engine by causing overheating). To prevent accidental starting of the en- Security of Air Cleaner System gine when servicing or adjusting the ma-...

  • Page 65: Cleaning The Terminals

    Maintenance Instructions CHECKING/SERVICING Wheel Nut Torque Cleaning the Terminals If battery terminals are corroded, remove battery Check the eight (8) nuts that mount the drive tires. from the mower. Using a wire brush, remove corro­ Every 100 hours they should be torqued to 75 to 85 sion with a solution of one part baking soda and ·...

  • Page 66: Drive Belts

    Maintenance Instructions CHECKING/SERVICING WARNING DO NOT try to straighten a blade that is bent. NEVER weld a broken or cracked blade. ALWAYS replace with a new blade to assure safety. If the blade cutting edge is dull or nicked, it should be sharpened.

  • Page 67: Transmission Control Setting

    Blade Brake Action If any of the following conditions occur during start­ ing or operating, a safety interlock switch may be malfunctioning. Contact your Walker dealer for trou­ WARNING bleshooting and/or replacement. ● With or without an operator in the seat, the...

  • Page 68: Forward Speed Control Friction Lock

    Maintenance Instructions CHECKING/SERVICING Forward Speed Control Friction Lock The FSC friction lock is designed to hold the se- lected forward travel speed when the steering le­ vers are moved and yet the friction is not too heavy to make moving the FSC control difficult (too much friction).

  • Page 69: Replacing/Repairing

    Maintenance Instructions REPLACING/REPAIRING REPLACING/REPAIRING Drive Belts There are five (5) individual drive belts on the ma­ DANGER chine: ● Engine/PTO Belt (Matched Set of 3) To prevent accidental starting of the en- gine when replacing parts or repairing the ● Ground Drive Belt machine, remove the key from the ignition ●...

  • Page 70: Engine/Pto Belt

    Maintenance Instructions REPLACING/REPAIRING Engine/PTO Belt Remove two (2) wire lock pins and open Lower LH Belt Guard and PTO Belt Guard. To remove the engine/PTO belt: Remove Upper LH Belt Guard and RH Belt Roll the belt off the pulley(s) and remove Guard by removing two (2) wing nuts.

  • Page 71: Ground Drive Belt

    Maintenance Instructions REPLACING/REPAIRING Ground Drive Belt To remove the ground drive belt: Slide belt off pulleys, then release the idler Remove belt tension by raising the spring­ pulley. loaded idler pulley with the deck tilt bar. Deck Tilt LH Transaxle Ground Drive Belt RH Transaxle...

  • Page 72: Deck Drive Belt

    Maintenance Instructions REPLACING/REPAIRING Deck Drive Belt From a position on the LH side of the deck, grasp belt midsection and pull to compress To remove the deck drive belt: the belt tensioner springs and move the tensioning pulley inward. The belt will then Remove deck footrest and two (2) covers slip off the LH spindle pulley and can be over the RH and LH blade spindles.

  • Page 73: Fuel Filter

    Maintenance Instructions REPLACING/REPAIRING Fuel Filter Mower Blades Mower blades are removed and remounted as de­ scribed in Sharpen Mower Blades instructions (re­ fer to CHECKING/SERVICING in this section). Dur­ Fuel ing the course of sharpening and inspecting mower Filter blades, if there are any of the following conditions of wear or dam age, blades should be replaced for reasons of safe ty and performance of the ma­...
  • Page 74 Reinstall the blades following procedure from Sharp en Mower Blades instructions in CHECK- ING/SERVICING in this section. If blades are re­ placed, always use Walker original equipment blades to ensure safety and optimum performance. The quality and performance of replacement blades offered by other manufacturers cannot be guar anteed, they could be dangerous.

  • Page 75: Adjustments

    Maintenance Instructions ADJUSTMENTS ADJUSTMENTS Adjust the position of the RH lever by turning the stop bolt in the Speed Control Actuator in or Transmission Control out. Turning the stop bolt in will make the RH lever move back, and turning it out will make it IMPORTANT: The proper adjustment of the move forward.

  • Page 76: Neutral Function Adjustment

    Maintenance Instructions ADJUSTMENTS Step 3 - Neutral Function Adjustment Securely block the tractor up so the drive tires are off the ground. With the Forward Speed Control (FSC) in NEU- TRAL-PARK, the lever should be straight up. Adjust the tracking adjustment nuts at the front Adjust by loosening the jam nuts on the FSC of both control rods so that 2 or 3 threads are Rod and turn the rod to attain the straight up...

  • Page 77: Full Forward Speed Adjustment

    Maintenance Instructions ADJUSTMENTS Step 4 - Full Forward Speed Adjustment WARNING Move the FSC to the full FORWARD speed position. The following adjustments are made with the engine running. Keep all body parts Raise the body. The maximum speed tracking and tools away from rotating and hot com- adjustment set screw in both transmission ponents, and secure all loose clothing.

  • Page 78: Straight Tracking Adjustment

    Maintenance Instructions ADJUSTMENTS Step 5 - Straight Tracking Adjustment Step 6 - FSC Neutral Switch Adjustment Sit in the seat, start the engine, set throttle at full Place the FSC lever in the NEUTRAL-PARK speed, and with the FSC in the NEUTRAL- position.

  • Page 79: Forward Speed Control Friction Adjustment

    Maintenance Instructions ADJUSTMENTS Check operation of the FSC Neutral Switch by placing the FSC lever in the full FORWARD po­ sition. While holding the ignition switch in the START position, slowly move the FSC lever FSC Friction back towards the NEUTRAL-PARK position Adjustment Nut until the starter motor engages.

  • Page 80: Blade Clutch (Pto)

    Maintenance Instructions ADJUSTMENTS Blade Clutch (PTO) Adjust the length of the clutch actuator link to achieve a clutch spring assembly bolt head clearance of Clutch Engagement/Belt Tension 1/4 in. to 5/16 in. (6 mm to 8 mm) with the clutch engaged.

  • Page 81: Clutch Disengagement/Brake Action

    Maintenance Instructions ADJUSTMENTS Use the following procedures to check and adjust clutch disengagement and brake action: Step 1 - Idler Pulley Maximum Travel Adjustment Loosen the brake band adjustment nut allowing clutch pivot stop arm and stop bolt to make contact (refer to Blade Brake Band Adjustment illustra­...

  • Page 82: Blade Brake Band Adjustment

    Maintenance Instructions ADJUSTMENTS Step 2 - Blade Brake Band Adjustment After the maximum pulley travel is set, adjust the working travel of the clutch idler pulley by adjusting the brake band nut and make the following adjust­ ment as needed: Blade Brake Band Adjust the blade brake band, using the adjust­...

  • Page 83: Limited Warranty

    (2) years* after the date of sale to the original retail pur­ chaser 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 84 WALKER MFG. CO. • 5925 E. HARMONY ROAD, FORT COLLINS, CO 80528 • (970) 221-5614 FORM NO. 100719 PRINTED IN USA www.walker.com ©2019 WALKER MFG. CO...

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