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Specifications

MODEL

ENGINE

Manufacturer/Model

Subaru Robin, EX40, 1 Cyl. (Air-Cooled)

Displacement cu. in. (cc)

24.65 (404)

Max. Power HP (kW)

14.0 (10.4) @ 3600 RPM

Governed RPM

3600

Max. Torque lb·ft (N·m)

19.9 (27.0) @ 2400 RPM

Idle RPM

1300

Spark Plug Type

NGK BPR5ES

Spark Plug Gap in. (mm)

.030 (0.75)

Crankcase Capacity qt (L)

1.35 (1.3)

Crankcase Lubricant

API SC/SD/SE/SF/SG/SH Grade Oil Only with 10W-30/10W-40

Viscosity or 40W Above 68° F (20° C) Only

Fuel Tank Capacity gal (L)

1.9 (7.2)

Fuel

Automotive Grade Unleaded Gasoline (87 Octane)

Cooling System

Air Cooled

Air Cleaner

Remote mounted Donaldson Radialseal

(Walker P/N 5090-1 Primary/5090-3 Safety Filter)

ELECTRICAL SYSTEM

Battery

12 Volt, 300 CCA (Interstate SP-35)

Charging System

Flywheel Alternator

Charging Output

13 Amp DC (Regulated)

System Polarity

Negative Ground

Ignition

Transistorized Electronic Magneto

Starter

12 Volt Electric Key and Solenoid Operated

Interlock Switches

Ignition Lockout by Seat Switch, Transmission Neutral and Blade

Clutch

Circuit Breaker

Replaceable Fuse (20A)

TRANSMISSION

Manufacturer/Model

Dual Hydrostatic, Eaton Model 7, Each Wheel Independently Driven

Steering

Hand Lever Control / Individual Wheel

Forward Speed Control

Precision Friction Lock Lever, Cruise Control, with Neutral-Park

Position

Service Brake

Dynamic Braking through Hydrostatic Transmission

Parking Brake

Mechanical Pin Lock in Transmission Gear

Neutral

Transmission Release by Manual Dump Valve

Final Drive

Gear Drive Axle

Содержание MS

Страница 1: ...bly Operating and Maintenance Instructions Model MS Please Read and Save These Instructions Beginning S N 117172 For Safety Read All Safety and Operation Effective Date 05 07 12 Instructions Prior to...

Страница 2: ...njury to the operator or others If any thing in this manual is confusing or hard to understand please contact your local authorized dealer or call our service department at 970 221 5614 for clarificat...

Страница 3: ...e Chute Installation________ 19 Deck Discharge Deflector Shield Installation_____________________ 19 PTO Shaft Guard Installation____________ 19 Tilt Up Roller Wheel Installation__________ 19 Mower De...

Страница 4: ...S Blower___________________________ 55 GHS Exhaust Screen___________________ 55 Hydrostatic Transmission Cooling Fins____ 56 CHECKING SERVICING___________________ 56 Security of Air Filtration Compone...

Страница 5: ...s 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 facing f...

Страница 6: ...agent of the component manu facturer Any unauthorized work done on these components during the warranty period may void the warranty If you have any difficulty finding an authorized outlet or obtaini...

Страница 7: ...fety Filter ELECTRICAL SYSTEM Battery 12 Volt 300 CCA Interstate SP 35 Charging System Flywheel Alternator Charging Output 13 Amp DC Regulated System Polarity Negative Ground Ignition Transistorized E...

Страница 8: ...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 Scrubber Brake Stops Blades within F...

Страница 9: ...91 or 107 cm Cutting Height 1 to 4 in 3 to 10 cm Height Adjustment 7 Positions 1 2 in 1 cm Increment Hitch Pins Installed in Multi Position Deck Support Blade Size 36 in 91 cm GHS Model 20 in 51 cm Tw...

Страница 10: ...iven by 12 Volt Electric Gearmotor Spreads Material throughout Interior of Catcher 25 Cycles Minute SEAT Contour Molded with Nylon Backed Vinyl Cover and Integral Foam Cushion FRAME BODY CONSTRUCTION...

Страница 11: ...her Lift Dump Handle Counterweight Spring and Protective Cover Deck Support Arm Deck Support Arm Footrest Footrest Tilt Up Hook Tilt Up Deck Handle Deck Support Pins and Height Adjustment Hitch Pins T...

Страница 12: ...le Grass Catcher Screen Not Visible Catcher Exhaust Deflector Catcher Door Gas Spring Catcher Door Gas Spring Protective Cover Catcher Lift Dump Handle Anti Scuff Roller Catcher Door Handle Left Hand...

Страница 13: ...triction Gauge Rubber Bumpers Body Support Fuel Tank Cap Fuel Tank RH Transmission Lockout Lever Tractor PTO Gearbox Starter Solenoid Not Shown RH Hydrostatic Transmission Neutral Safety Switch Batter...

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

Страница 15: ...TRAL PARK position and the PTO clutch is in the DISENGAGED position Also the en gine should stop if the operator lifts off the seat with the PTO clutch in the ENGAGED position 10 Handle gasoline with...

Страница 16: ...interlock switch normally prevents starting of the machine if these con trols are in the OPERATING position 7 Do not operate machine if the operator pres ence safety switch system is not working Veri...

Страница 17: ...nd hands away from the hinge and pinch points when the door is being closed Also keep fingers and hands clear of the door frame The door is held closed with springs and the door may slam shut with con...

Страница 18: ...ly 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 safet...

Страница 19: ...ation The Decal Part Number is listed below and in the Parts Manual Underside of Body 5861 Top Rear of Fuel Tank 5855 Top of Fuel Tank 6810 Rear Bumper 5815 Deck Gearbox Cover 5865 Gear Axle 5810 1 Ca...

Страница 20: ...re 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 Fender LH Side 580...

Страница 21: ...tery 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 battery cell with drinking water to the bottom of the vent wells...

Страница 22: ...A loose battery may cause 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 batt...

Страница 23: ...tach spring for tilt up action from chute to bracket on deck Attach Guard Carrier Frame Tube Sockets Attach Chute Nut on Top Discharge Chute and PTO Shaft Guard Installation on Rear Discharge Deck Dec...

Страница 24: ...Mower Deck Instal lation photo The PTO shaft has a pilot end to ease alignment of shaft fit shaft end into socket and rotate shaft until the splines line up as indi cated by arrows then slide togethe...

Страница 25: ...receptacle on front of body Lower the body to tension the springs Refer to Deck Counter weight Spring Installation photo 7 With the counterweight springs connected the weight on the deck caster wheels...

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: ...NOT mix oil with gasoline Al ways use fresh automotive grade unleaded gaso line DO NOT use premium white or high test gas oline DO NOT use additives such as carburetor cleaners deicers or moisture rem...

Страница 28: ...ch Tilt Up Hook and Latch Connected Deck Secured in TILT UP Position CAUTION Do not operate machine with deck tilt up pivot joint unlocked DANGER Do not operate the mower with deck in tilt up position...

Страница 29: ...efore making a restart attempt Prolonged cranking can damage 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...

Страница 30: ...ent of the lever which causes the drive wheel for that lever to first slow down stop and then reverse with a full backward lever stroke The levers are released to the FORWARD position for straight ahe...

Страница 31: ...the body displays operating time accumulated while the ignition switch is in the ON position The hourmeter provides maintenance reminders af ter certain hours of operation The hourmeter screen will st...

Страница 32: ...Speed Control also Establishes the Neutral Park Position of the Steering Levers Full Forward Ground Speed Position Intermediate Ground Speed Position Reverse Drive Wheel Motion Position Neutral Park...

Страница 33: ...key to RUN position as soon as the engine starts NOTE The choke may not be required if the engine is warm IMPORTANT DO NOT crank the engine continuously for more than 10 seconds at a time If the engi...

Страница 34: ...tion on the Controls 3 Reverse direction of the mower by pulling both levers backward Beginning Recommendations are Learn operation of the mower in an open area away from buildings fences and ob struc...

Страница 35: ...and then moving the FSC lever to the NEUTRAL PARK position NOTE If the tractor creeps forward or back ward with the FSC lever in the NEUTRAL PARK position the transmission control needs to be adjusted...

Страница 36: ...d be adjusted or repaired before op erating the mower Contact your Walker dealer 4 Turn the ignition switch OFF WARNING Remove the key from the ignition switch when leaving the mower unattended This w...

Страница 37: ...e LOCKOUT position The levers must be in the highest position to completely unlock the trans missions Lockout Lever Plunger Depressed Cam in LOCKOUT Position Lockout Lever Freewheel Position 4 After m...

Страница 38: ...ut Refer to Deck Leveling in Assembly In structions Use an alternating stripe mowing pattern for best appearance and vary the direction of the stripe each time the grass is mowed to avoid wear pattern...

Страница 39: ...The tilt up configu ration should only be used when the tractor is parked The tractor body should never be tilted for ward with the deck in the tilt up position This can cause the deck to unhook from...

Страница 40: ...lector Catcher Door Safety Latch Exhaust Screen Removable Catcher Door Spring Grass Catcher Dump Handle Powerfil Delivery Spout Body Chute Assembly Blower Deck Discharge Chute Full Signal Horn Actuato...

Страница 41: ...is recommended to raise the front of the mower deck 2 to 3 notches 1 to 1 1 2 in 25 to 38 mm higher than the rear This will avoid bulldozing leaves particularly when the leaves are piled in a thick la...

Страница 42: ...de deteriorates to the point that discharge of grass clippings into the blower chute is marginal Replace cutter blades if less than 3 4 in 19 mm flat section remains at the blade tip Check that the in...

Страница 43: ...pout when the catcher is almost full The full signal function may be checked by turning the ignition switch ON engaging the blade clutch engine not running opening the catcher back door and triggering...

Страница 44: ...er back to dump 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...

Страница 45: ...ing the bag and dumping 5 Lower the catcher smoothly down to the normal operating position DO NOT allow the catcher to drop down Catcher Dump Handle Dumping Catcher into Dump Bag 6 Close the door by h...

Страница 46: ...lace Air Filter Element and Dust Ejection Valve x 51 Service Battery x 56 Check Blade Brake Action x Check Adjust Vertical Position of Grass Pak Switch x 67 Check Adjust FSC Friction Lock x 60 Change...

Страница 47: ...hrough the engine 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 terma...

Страница 48: ...is cool and oil has had time to drain into 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 clea...

Страница 49: ...ure Oil with the correct viscosity will aid starting in cold weather and assure proper lubrication in hot weather Fill to FULL H mark on the dip stick crankcase capacity is 2 7 pints 1 3 liters IMPORT...

Страница 50: ...r Pivot Grease 1 21 ClutchActuator Rod Grease 1 Grease SlideArea 22 PTO Belt Tightener Pivot Grease 1 23 Scrubber Brake Linkage Oil 2 24 Engine Dipstick Oil Filler Oil 1 25 Catcher Hinge Point Oil 2 2...

Страница 51: ...ructions LUBRICATION 47 Chassis and Deck Lubrication Points 10 8 30 13 31 26 32 27 33 15 30 9 26 27 28 29 25 25 20 9 14 15 11 12 18 16 8 10 11 12 13 21 21 23 23 22 22 21 22 24 18 19 17 19 2 3 1 4 6 7...

Страница 52: ...arallel to cover plate NOTE In case the gearboxes are completely drained of oil approximately 5 fl oz 15 cl of oil per gearbox is required to refill the gear drive assembly NOTE Since the gearboxes ar...

Страница 53: ...fluid levels as follows IMPORTANT Removing or breaking the seal on the hydrostatic reservoir cap within the first 1000 hours will VOID THE TRANSMISSION WAR RANTY 1 Park the mower on a level surface St...

Страница 54: ...air filter restriction indicator on the air cleaner outlet to indicate when the air filter needs servicing a yel low indicator will show when the filter is overly re stricting airflow into the engine...

Страница 55: ...lean the element with compressed air 4 Use a bright light inside the element to inspect for damage Check the element very carefully for pin holes or other damage that will allow dirt to leak through t...

Страница 56: ...n the end of the indicator Fuel Filter Clean and inspect the fuel filter screen after every 50 hours of service Replace if damaged Service the fuel filter as follows Fuel Shut Off Valve Fuel Filter an...

Страница 57: ...engine holding a hand adjacent to the cylinder head and feeling the cooling airflow If there is little or no airflow clean the cooling fins as follows DANGER Make sure to keep hands clear of exhaust...

Страница 58: ...sition DANGER Do not operate the mower with deck in tilt up position Do not move the tractor with the deck in the tilt up position 3 Clean grass buildup underneath the deck using a pressure washer and...

Страница 59: ...and scrubber brake bar should be clear of blower pulley al lowing free movement of the blower wheel IMPORTANT With the belt removed the blow er wheel must spin freely Any binding or drag ging of the w...

Страница 60: ...hen servicing or adjusting the ma chine remove the key from the ignition switchanddisconnectthesparkplugwire Security of Air Filtration Components NOTE The following inspection is only an exter nal in...

Страница 61: ...er to adjust the electrolyte level to the bottom of the vent wells 1 4 to 1 2 in 6 to 13 mm above the plates Tire Pressure Inflate tires to pressures shown below Deck Caster Wheel 20 PSI 137 kPa Drive...

Страница 62: ...ginal 30 Angle 30 Mower Blade Profile For Sharpening 6 Check blade balance by positioning the blade horizontally on a blade balancer or use a nail or shaft through the center hole If either end of the...

Страница 63: ...tions for the proper type of replacement plug Check the spark plug gap with a wire type feeler gauge and set the gap between 0 028 and 0 032 in 0 7 and 0 8 mm Reinstall and tighten to 17 lb ft 23 N m...

Страница 64: ...operator in the seat the Forward Speed Control FSC and PTO disengaged and panel horn works but the starter is not engaging Forward Speed Control Friction Lock The FSC friction lock is designed to hold...

Страница 65: ...k plug wire IMPORTANT ALWAYS use genuine factory re placement parts Substitute parts CAN result in product malfunction and possible injury to the op erator and or others Drive Belts There are three 3...

Страница 66: ...elt off the compound pulley and remove the belt Engine Belt Disengaged 2 Reverse the removal procedure to replace the engine belt Engine Belt Engaged Belt Tightener Arm Compound Pulley Push Idler Pull...

Страница 67: ...r brake without tightening the PTO drive belt Roll belt off PTO drive pulley and GHS blower pulley GHS model only 2 Install the PTO drive belt by reversing the re moval procedure Check scrubber brake...

Страница 68: ...y Disengaged 2 Reverse the procedure to install the ground drive belt Ground Drive Belt Assembly Engaged Ground Drive Belt Idler Pulley Raise Idler Pulley to Relax Belt Belt Tightener Arm Transmission...

Страница 69: ...ion to the deck gearbox has a shear pin to provide shock load protection to the mower deck drive This system provides pri mary shock protection in case of blade impact and will normally shear before t...

Страница 70: ...e operated over sandy soil and if blades are allowed to wear a slot may be worn into the wing tip of blade Eventually a piece of the blade may break off creating a serious potential for injury or dama...

Страница 71: ...a level surface if any pin is sticking up likely the front pins tighten the opposite side or loosen the same side to lower the pin Adjustments are made by loosening the jam nut and tightening or loose...

Страница 72: ...ween 4 and 4 1 2 in 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 hold the Grass Pak...

Страница 73: ...69 Operator s Notes...

Страница 74: ...70 Operator s Notes...

Страница 75: ...proper maintenance improper use or abuse of the product alterations or failure to follow the instructions contained in the Operator s Manual for operation and maintenance B The customer shall pay any...

Страница 76: ...WALKER MFG CO 5925 E HARMONYROAD FORT COLLINS CO 80528 970 221 5614 FORM NO 050712 PRINTED IN USA www walkermowers com 2014 WALKER MFG CO...

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