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OWNER’S MANUAL

Safety, Assembly, Operating, and Maintenance Instructions

Model MC (20 HP)

Please Read and Save These Instructions

Effective Date: 01-15-10

For Safety, Read All Safety and Operation

P/N 6000-15

Instructions Prior to Operating Machine

™

Содержание MC (20 HP)

Страница 1: ...Assembly Operating and Maintenance Instructions Model MC 20 HP Please Read and Save These Instructions Effective Date 01 15 10 For Safety Read All Safety and Operation P N 6000 15 Instructions Prior...

Страница 2: ...and must be read and understood to help prevent possible injury to the operator or others If any thing in this manual is confusing or hard to understand please contact your local authorized dealer or...

Страница 3: ...stallation________ 19 Deck Discharge Shield Installation________ 19 PTO Shaft Guard Installation_ ___________ 19 Tilt Up Roller Wheel Installation__________ 19 Mower Deck Installation on Tractor_ ____...

Страница 4: ...______ 55 GHS Blower_ __________________________ 56 GHS Exhaust Screen___________________ 57 Hydrostatic Transmission Cooling Fins____ 57 CHECKING SERVICING_ __________________ 57 Security of Air Filt...

Страница 5: ...wheels HYDROSTATIC TRANSMISSION transmits and controls power from the ground drive belt to the main drive wheel LEFT HAND LH refers to the left hand side of the tractor when the operator is seated fac...

Страница 6: ...re provided For the service of these components during the limited warranty period it is important to find a local au thorized servicing agent of the component manu facturer Any unauthorized work done...

Страница 7: ...7 Octane Cooling System Capacity Air Cooled ELECTRICAL SYSTEM Battery 12 Volt 35 AH 275 CCA Charging System Flywheel Alternator Charging Output 15 Amp DC Regulated System Polarity Negative Ground Igni...

Страница 8: ...on Peerless Right Angle Gearbox with Tee Gearbox in Center Connected to PTO Shaft Complete Geared Drive Peerless Model 1000 Gearboxes Blade Drive Clutch and Brake Manual Belt Tightener Clutch and Band...

Страница 9: ...in Multi Position Deck Support Blade Size 36 in 91 cm SD Model 20 in 51 cm Two 2 Clockwise Rotating Blades with a 4 in 10 cm Center Overlap 36 in 91 cm GHS Model 20 in 51 cm Two 2 Counter Rotating Bla...

Страница 10: ...ty 63 Gallons 238 liters 6 7 Bushels Full Signal Grass Pak Switch Oscillating Vane Switch Mounted on Grass Delivery Spout Triggers Horn Signal Powerfil OscillatingDeliverySpoutDrivenby12VoltElectricGe...

Страница 11: ...Turbine Precleaner Fuel Tank and Cap Transmission Control Rod Adjustment Nut RH Deck Support Arms Deck Lift Handle Cutting Height Adjustment Tilt Up Hook Tilt Up Deck Handle Footrests Tilt Up Latch Sp...

Страница 12: ...View Anti Scuff Roller Catcher Door Left Hand Drive Wheel Removable Grass Catcher Screen Not Visible Tailwheel Fork and Wheel Oil Drain Plug Oil Filter Muffler Tailpipe Catcher Door Handle Catcher Do...

Страница 13: ...ible Rubber Bumpers Body Support Rubber Bumpers Body Support Oil Fill Dipstick GHS Blower Fuel Tank Cap Fuel Pump Jackshaft RH Hydrostatic Transmission LH Hydrostatic Transmission LH Transmission Lock...

Страница 14: ...by Walker Manufacturing must take full responsibility for safety The Walker Rider Lawnmower has been designed withmanysafetyfeaturestoprotecttheoperatorfrom personal harm or injury However it is neces...

Страница 15: ...r lifts off the seat with either the Forward Speed Control FSC out of the NEUTRAL PARK position or the PTO clutch in the ENGAGED position NOTE There is a 1 to 1 1 2 second time delay function on the s...

Страница 16: ...NEUTRAL PARK position before starting the engine an ignition interlock switch normally prevents starting of the machine if these con trols are in the OPERATING position 7 Do not operate machine if the...

Страница 17: ...oor frame The door may slam shut with considerable force 19 In case of a clogged or plugged mower deck or GHS catching system a Disengage the blade clutch PTO and turn the engine off before leaving th...

Страница 18: ...ely affects its operation perfor mance durability or use will VOID the war ranty and may cause hazardous conditions 8 Never attempt to disconnect any safety devices or defeat the purpose of these safe...

Страница 19: ...umber is listed below and in the Parts Manual Each End of Mower Deck 5808 All Decks Except 52 56 5808 1 52 56 Decks SD Deck Discharge Shield 5848 Engine Shroud 5855 LH Side of Body Above Muffler 5805...

Страница 20: ...machine into operation The Decal Part Number is listed below and in the Parts Manual On Engine 6810 Deck Carrier Frame 8647 Deck Carrier Frame 8653 Top of Blower Housing 5819 Deck Gearbox Cover 5807...

Страница 21: ...y damage to critical working parts and safety sys tems Wet Battery Service If the battery has been shipped wet but the electro lyte level is low or the battery needs to be charged then 1 Fill each bat...

Страница 22: ...damage to the case resulting in acid leakage and severe damage to the machine A hazard may be created by damage to critical working parts and safety sys tems Install the battery in the mower as shown...

Страница 23: ...eld Installation Side Discharge Models Only Attach the deck side discharge shield by positioning the shield hinge lug in front of the deck mount and fastening with two 2 3 8 16 x 1 1 4 in bolts 3 8 16...

Страница 24: ...PTO tube onto the spline shaft on the tractor PTO gearbox NOTE When installing the DSD52 Mower deck make sure to retract the dolly wheel after mounting the deck on the tractor Grease Deck Support Arm...

Страница 25: ...e on front of body Lower the body to tension the springs Refer to Deck Counterweight Spring Installation photo 9 With the counterweight springs connected the weight on the deck caster wheels should be...

Страница 26: ...m under the deck support pins on the low side to level the deck 3 Check the front to rear level Rotate the blades to point forward Measure the distance from bladetiptogroundonthefrontandrear Therear o...

Страница 27: ...high test gasoline DO NOT use additives such as carburetor cleaners de icers or moisture removing agents DO NOT use gasoline blended with methyl alcohol CHECK ENGINE CRANKCASE OIL LEVEL Check the eng...

Страница 28: ...he tractor make sure to re engage the deck lock levers after lowering the deck to the normal operat ing position Tilt Up Hook on Deck Tilt Up Latch Tilt Up Latch Deck Lock Lever Tilt Up Lift Handle De...

Страница 29: ...e the starter motor and shorten battery life Release the key when the engine starts and it will return to the RUN position To stop the engine rotate the key counterclockwise to the O position Engine C...

Страница 30: ...nd travel NOTE Pushing forward on the steering levers will not cause any change in tractor motion there will be no steering lever reaction and there will be no machine damage Blade Clutch PTO The blad...

Страница 31: ...onditions oil changes in 100 hour 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...

Страница 32: ...RIGHT WHEEL STEERING LEVER LEFT WHEEL STEERING LEVER CHOKE PARKING BRAKE THROTTLE OFF Position ON Position The Forward Speed Control also Establishes the Neutral Park Position of the Steering Levers...

Страница 33: ...ranking the engine should be checked before further crank ing Turn the key to the OFF position and allow a 60 second cool down period between starting attempts Failure to follow these guidelines can d...

Страница 34: ...friction lock needs to be adjusted Contact your Walker dealer 2 Steer by pulling the lever on the side of desired direction of turn e g pull the LH lever to turn left To minimize the possibility of ov...

Страница 35: ...not attempt to engage the blade clutch at high engine speeds This will drastically short en drive belt life Use only moderate engine speed when engaging the blade clutch 2 Pull the blade clutch lever...

Страница 36: ...er Contact your Walker dealer 4 Slow the engine to idle put throttle in IDLE po sition and turn the ignition switch OFF WARNING Remove the key from the ignition switch when leaving the mower unattende...

Страница 37: ...unning dead battery maintenance etc the hydrostatic transmissions are unlocked released 1 Raise the body 2 Lift the transmission lockout lever on both the RH and LH transmissions and secure into place...

Страница 38: ...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 When mowing in adverse conditions tall and or wet grass mow the gras...

Страница 39: ...from obstacles to reduce the chance of damage to property by thrown objects Side Discharge Shield in Lowest Position When operating on a slope reduce speed and use caution to start stop and maneuver...

Страница 40: ...ody should never be tilted for ward with the deck in the tilt up position This can cause the deck to unhook from the tractor and fall with considerable force potentially causing deck or tractor damage...

Страница 41: ...or PTO Clutch Powerfil Delivery Spout Rear Discharge Mower Deck Shear Pin Shear Bolt PTO and Blade Gear Drive Full Signal Horn Actuator Rod Powerfil Drive Motor Grass Pak Vane Switch Exhaust Screen Re...

Страница 42: ...ear This will avoid bulldozing leaves particularly when the leaves are piled in a thick layer To make this ad justment the hitch pins in the two 2 front deck support pins are repositioned 2 to 3 notch...

Страница 43: ...ginal Replace cutter blades if less than 3 4 in 19 mm flat section remains at the blade tip Check that the interior of the deck housing and baffling is reasonably clean and free of grass and dirt buil...

Страница 44: ...on switch ON engaging the blade clutch engine not running opening the catcher back door and triggering the Grass Pak vane by hand as it oscillates The horn should sound as the switch is moved in both...

Страница 45: ...p by lifting on the catcher lift handle on the lower front corner of the catcher 3 Lower the catcher smoothly down to the normal operating position DO NOT allow the catcher to drop down 4 Close the do...

Страница 46: ...Lift Dump Handle Dumping Catcher into Dump Bag 5 Lower the catcher smoothly down to the normal operating position DO NOT allow the catcher to drop down 6 Close the door by holding the door handle wor...

Страница 47: ...t lbs x 58 Check Regap Spark Plugs x 60 Change Engine Oil Filter x 45 Check Fuel Lines and Clamps x 60 Replace Air Filter Element Safety Filter and Vacuator Valve x 53 Replace Fuel Filter x 67 Service...

Страница 48: ...ne cool ing fins Air Cleaner System Use only Donaldson air cleaner elements After market elements may not seal in the air cleaner housing allowing dirt to enter the engine Also af termarket filters of...

Страница 49: ...the sump allow at least five 5 minutes after stopping the engine IMPORTANT NEVER check or add oil with the engine running 2 Before removing the dipstick clean the area around the dipstick to keep any...

Страница 50: ...ed oil viscosity for the expected ambient temperature Oil with the correct vis cosity will aid starting in cold weather and assure proper lubrication in hot weather Fill up to but not above the F mark...

Страница 51: ...not vented and overfilling with oil will cause excessive pres sure and result in oil leaks 5 Check condition of the cover gasket and replace if worn or damaged Reinstall gearbox cover plates torque s...

Страница 52: ...5 gear lube Re move plug in top of gearcase to vent air when refilling 3 Check that the oil level is at the FULL mark on the dipstick DO NOT overfill Gear Axle Lubrication The gear axle oil lubricatio...

Страница 53: ...on 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 L...

Страница 54: ...aft Drive 21 ClutchActuator Push Rod Grease 2 22 PTO Clutch Lever Pivot Grease 1 23 Belt Tightener Pivot Grease 1 PTO Clutch 24 BrakeActuator Rod and Brake Oil 3 Band Pivot Pins Clevis 25 BrakeActuato...

Страница 55: ...tenance Instructions lubrication 51 2 2 1 1 4 7 6 6 26 26 29 28 27 27 34 30 19 20 28 35 32 33 31 8 13 14 19 3 4 5 6 6 7 8 13 15 16 17 18 14 21 21 23 24 22 25 10 11 9 12 Chassis and Deck Lubrication Po...

Страница 56: ...by the intake airflow separates dust from the air giving the initial stage of air clean ing Dust particles are exhausted through a single small vent in the side of the housing Since no dust is trappe...

Страница 57: ...e paper element Air Restriction Gauge Push Button to Reset Indicator After Service Air Restriction Gauge Location Inspect the paper element after every 100 hours of service and replace the element and...

Страница 58: ...er into the canister the cover should fit on with no extra force NOTE DO NOT use petroleum based lubri cants on the sealing surfaces of the filter use tal cum powder or dry silicone lubricants if re q...

Страница 59: ...surfaces using compressed air Make sure to reinstall the access panels before op erating the engine NOTE If dirt is packed into the cooling fins it may be necessary to remove the engine shroud in orde...

Страница 60: ...s follows DAnger Beforeattemptingtowashtheblower stop the engine remove the ignition key and disconnect the spark plug wires Wear goggles or face shield 1 Remove the GHS blower drive belt tension by d...

Страница 61: ...al starting of the en gine when servicing or adjusting the ma chine remove the key from the ignition switch and disconnect the spark plug wires Security of Air Filtration Components NOTE The following...

Страница 62: ...n necting cables to the battery Tire Pressure Inflate tires to pressures shown below Deck Caster Wheel 20 PSI 137 kPa Drive 15 PSI 103 kPa Rear 20 PSI 137 kPa Wheel Bolt Torque Every 100 hours check t...

Страница 63: ...hole If either end of the blade rotates downward grind remove metal on that end until the blade will balance The blade is properly balanced when neither end drops Balance of a blade is generally main...

Страница 64: ...ete replace ment of fuel lines and clamps every two 2 years Engine Starter Yearly or every 500 hours disassemble and clean the solenoid shift starter Refer to the Kohler Service Manual for this proced...

Страница 65: ...evers are pulled back the friction needs to be increased 2 With the steering levers held back move the FSC lever back from the FORWARD position With a proper amount of friction adjusted the FSC lever...

Страница 66: ...62 Maintenance Instructions REPLACING REPAIRING Jackshaft Drive Belt Engine PTO Belt GHS Blower Belt GHS Model Only Hydrostatic Ground Drive Belt Belt Locations...

Страница 67: ...h lever engage position to lift the clutch idler away from the belt d Next remove the belt from the engine pulley and then the PTO drive pulley 2 Install the PTO drive belt by reversing the re moval p...

Страница 68: ...ressing the spring loaded idler arm c Roll the belt off the jackshaft pulley and remove Jackshaft Drive Belt Push Idler Pulley Down to Relax Belt Engine Pulley Idler Pulley Jackshaft Tension Spring Ja...

Страница 69: ...pulley The belt should be clear of the blower pulley allowing free movement of the blower wheel GHS Blower Drive Belt Assembly Disengaged 2 Reverse the procedure to install the GHS blow er drive belt...

Страница 70: ...belt b Slide belt off pulleys then release the idler Hydrostatic Ground Drive Belt Assembly Disengaged 2 Reverse the procedure to install the hydrostatic ground drive belt Hydrostatic Ground Drive Be...

Страница 71: ...filter Blade Overload Shear Bolts NOTE Shear bolts are not used on the DSD52 mower deck The cutting blade is keyed to the blade hub by two 2 shear bolts 10 24 x 5 8 in stainless steel ma chine screws...

Страница 72: ...er Blades Mower blades are removed and remounted as de scribed in Sharpen Mower Blades instructions During the course of sharpening and inspecting mower blades if there are any of the following condit...

Страница 73: ...n both locknuts Adjustment Slide Locknut Position Locknut Pivot Point Steering Lever Adjustment Tilt Up Deck Adjustable Stop When the carrier frame hinge joint is properly ad justed the deck lock leve...

Страница 74: ...hould be between 4 and 4 1 2 inches 10 16 and 11 43 cm 4 to 4 1 2 in 10 16 to 11 43 cm Bend Point Exhaust Screen Adjusting the Grass Pak Switch Side View of Catcher Box 3 If adjustment is required hol...

Страница 75: ...in the Owner s Manual for operation and maintenance B The customer shall pay any charges for making service calls and or for transporting the mower to and from the place where the inspection and or wa...

Страница 76: ...ment Tests were performed on 28 May 10 under the conditions listed 1 77g General Condition Clear Temperature 85 F o 29 C o Wind Speed 5 mph 8 kmh Humidity 20 Barometric Pressure 83 8 kPA Sound Model M...

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