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WALKER SERVICE MANUAL

Detailed Instructions for 

Servicing Walker Mowers

Model MT, MTL, MTEFI and MTLEFI

Model MD

Model MC

Model MS

Model MW15

Model MB

Decks

Implements

Please Read and Save These Instructions

Effective Date: 07-01-06

For Safety, Read All Safety and Operation 

P/N 9000-30

Instructions Prior to Operating Machine 

Summary of Contents for MT, MTL, MTEFI, MTLEFI

Page 1: ...ker Mowers Model MT MTL MTEFI and MTLEFI Model MD Model MC Model MS Model MW15 Model MB Decks Implements Please Read and Save These Instructions Effective Date 07 01 06 For Safety Read All Safety and...

Page 2: ...ment are identified Updates will be posted immediately on the service site and the printed document will be updated with each printing Whatever way you decide to source the information in this documen...

Page 3: ...WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS SECTION INDEX INTRODUCTION INTRO SET UP 1 LUBRICATION 2 MAINTENANCE INSTRUCTIONS 3 SERVICE PROCEDURES 4 ELECTRICAL SYSTEMS 5 DECKS 6 INDEX 7...

Page 4: ...WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS...

Page 5: ...ION Contents of this Section SUBJECT PAGE GLOSSARY OF TERMS ALL MODELS AND IMPLEMENTS Intro 2 GENERAL INFORMATION Intro 3 IDENTIFYING NUMBER LOCATIONS Intro 3 ENGINE SERIAL NUMBER LOCATION Intro 4 PRO...

Page 6: ...to the main drive wheel IMPLEMENT refers to the Perfaerator dozer blade rotary broom two stage snowblower and debris blower LEFT HAND LH refers to the left hand side of the tractor when the operator i...

Page 7: ...H mower blade drive Model and serial numbers are helpful when obtaining replacement parts and maintenance assistance Tractor Serial Number Location Model MT shown Model MW The mower serial number is a...

Page 8: ...ber Location MC Model MD Refer to the engine manual for the location of the en gine serial number For the mower model covered by this manual an engine manual is available from Kubota covering the Kubo...

Page 9: ...e mow er model covered by this manual an engine manual is available from Kawasaki to cover the Kawasaki FH430V Engine Serial Number Location MW Model MB The Briggs Stratton engine model type and code...

Page 10: ...riggs Stratton Engine 800 233 3723 24 hour hotline in USA Canada www briggsandstratton com Kawasaki Engines Kawasaki Motors Corp P O Box 888285 Grand Rapids MI 49588 8285 www kawpower com Kohler Engin...

Page 11: ...Air Cooled Kawasaki FH430V OHV 2 Cyl V Twin Air Cooled Briggs and Stratton Vanguard 2 Cyl OHV Air Cooled Displacement MT MTL25 MTEFI MTL31 MD MC MS MW MB 38 1 cu in 624 cc 41 1 cu in 674 cc 44 0 cu i...

Page 12: ...CC CD CE Grade Oil Only with 10W 30 Viscosity or 30W above 77 F 25 C Only API SC SD SE SF SG SH Grade Oil Only with 10W 30 10W 40 Viscosity or 40W Above 68 F 20 C Only SF SG SH SJ or Higher Grade Oil...

Page 13: ...iesel with Glow Plugs Transistorized Electronic Magneto Electronic Magneto Magnetron Electronic Starter MT MTL MTEFI MD MC MS MB MW 12 Volt Electric Ring Gear Type Solenoid Shift 12 Volt Electric Key...

Page 14: ...Motor Oil 20W50 Multi Viscosity Motor Oil Minimum SL Grade Oil Alternate Transmission Fluid MT MTL MTEFI MD MC MS MW MB SAE 30W Straight Viscosity Motor Oil 20W50 Synthetic Motor Oil Transmission Flui...

Page 15: ...de 3600 RPM Engine MD MW 2900 RPM 16700 FPM 5090 m min 2900 RPM 16700 FPM 5090 m min 2400 RPM 15700 FPM 4785 m min 48 Deck TIRE SIZE Deck Caster Wheel 36 42 48 56 52 62 74 8 x 3 00 4 Pneumatic 4 Ply 1...

Page 16: ...MT MTL MTEFI MD MW 49 in 124 cm 48 3 4 in 124 cm 36 in 91 cm SD Model with Deflector MC MS MB 41 3 4 in 106 cm 42 in 107 cm SD Model with Deflector MC MS MB 47 3 4 in 121 cm 48 in 122 cm SD Model with...

Page 17: ...in 51 cm Two 2 Clockwise Rotating Blades with a 4 in 10 cm Center Overlap 42 in 107 cm SD Model All Models 22 in 56 cm Two 2 Clockwise Rotating Blades with a 2 in 5 cm Center Overlap 48 in 122 cm SD...

Page 18: ...Only MW MB 370 lb 168 kg 564 lb 256 kg SD Tractor and 36 in SD Deck MT MTL MTEFI MD MW MC MS MB N A 775 lb 352 kg 635 lb 288 kg 709 lb 322 kg SD Tractor and 42 in SD Deck MT MTL MTEFI MD MW MC MS MB N...

Page 19: ...er P N 5234 1 Gates 6935 PTO Drive GHS Model MS Only Walker P N 5234 2 Gates 6944 GHS SYSTEM Optional Blower MT MTL MTEFI MD MC MS MW MB 4 x 10 x 1 4 in 10 x 25 x 1 cm Three Blade Paddle Wheel Driven...

Page 20: ...Models 11 Gauge Steel GHS Catcher and Chutes MT MTL MTEFI MD MC MS MW MB Molded Cross Linked Polyethylene UV Stabilized N A 6 5 m p h with Optional Speed Up Kit Dimensions and weight shown are for 48...

Page 21: ...harge Shield Installation All Models 1 7 PTO Shaft Guard Installation All Models 1 8 Tilt Up Roller Wheel Installation Model MS MB after S N 2006 81428 MC MD MT MTL MTEFI 1 8 Tilt Up Roller Wheel Inst...

Page 22: ...tion 1 22 ROTARY BROOM 1 22 Rotary Boom Installation 1 22 Optional Gauge Wheel Installation 1 25 TWO STAGE SNOWBLOWER 1 25 Snowblower Assembly 1 25 Snowblower Installation 1 26 DEBRIS BLOWER 1 29 Debr...

Page 23: ...ilt mower body up lift on rear of body for battery ac cess Check the battery for electrolyte level and charge The electrolyte level should be at the bottom of the vent wells 1 4 to 1 2 in 6 to 13 mm a...

Page 24: ...lift the battery out of the tray IMPORTANT Battery must be removed from the mower before filling with electrolyte IMPORTANT Obtain and use only battery grade sulfuric acid electrolyte with a 1 265 sp...

Page 25: ...ion Battery Installation All Models IMPORTANT Make sure battery is securely mounted in the frame A loose battery may cause damage to the case resulting in acid leakage and severe damage to the machine...

Page 26: ...attery Installation Model MW Battery Installation Model MB Battery Clamp Secured by Wing Nut s Battery Protector Plate in Place Battery Cable Connection Battery Clamp Secured by Wing Nut s Battery Cab...

Page 27: ...nstallation GHS Rear Discharge Models Only Model MS MC MD MT MTL MTEFI Mount the discharge chute hinge on top of the deck dis charge opening using the 1 4 20 x 1 2 in socket button head bolt and 1 4 2...

Page 28: ...ring washer and 3 8 16 in Whiz locknut Tighten the axle bolt until the wheel rolls freely but is not loose Tilt Up Spring and Roller Wheel Installation on Rear Discharge Deck Tilt Up Roller Wheel Inst...

Page 29: ...itch pin through the hole on the end of each support arm to lock the deck in place refer to Deck Counterweight Spring Installation photo Two 2 hitch pins are included in the owner s pack et of materia...

Page 30: ...ation photo for location of deck support arm 2 Engage the deck carrier frame tube sockets on the tractor support arms refer to PTO Shaft Guard In stallation photo for socket location Slide the deck on...

Page 31: ...t the dolly wheel after mounting the deck on the tractor 3 Install the hitch pin through the hole on the end of each support arm to lock the deck in place refer to Counterweight Spring Receptacle Asse...

Page 32: ...Counterweight Spring Receptacle Assembly in Locked Position 6 With the counterweight springs connected the weight on the deck caster wheels should be 15 to 25 Ib 7 to 11 kg Check this weight by liftin...

Page 33: ...Check the front to rear level Rotate the blades to point forward Measure the distance from blade tip to ground on the front and rear The rear of the blade should be 1 8 to 1 4 in 3 to 6 mm higher tha...

Page 34: ...e level plug in the side of the gearcase Add SAE E P Extreme Pressure 90W oil to maintain the oil level to the plug MT MTL MTEFI MTLEFI MC MD MS MW MB Engine Crankcase Oil Level 10W 30 Approximately 1...

Page 35: ...UFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Implement Fluid Levels Perfaerator Rotary Broom Two Stage Snowblower SB36 Snowblower Gearbox Oil Level 80W 90 15 oz 44 36 cl SAE E P Extreme Pressure...

Page 36: ...wner s Manual 2 Lightly grease each tractor support arm 2 on the tractor Attach Aerator to Tractor 3 Engage the aerator frame tube sockets on the trac tor support arms Slide the implement hitch onto t...

Page 37: ...ole on the end of each support arm to lock the hitch in place Two 2 hitch pins are included in the owner s packet of ma terials Implement Hitch Installation IMPORTANT If the tractor body needs to be r...

Page 38: ...s 4 Attach the toggle switch to the mounting bracket placing the switch terminals toward the front of the mower Attach Wiring Harness and Toggle Switch 5 On Models MC MDD MDG and MT connect the harnes...

Page 39: ...implement lift switch backward to raise the implement hitch to the UP position 8 Move the implement lift switch forward to lower the implement hitch to the DOWN position 9 Raise and lower the hitch a...

Page 40: ...Page 1 20 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Implement Hitch Wiring Diagram...

Page 41: ...nut Adjust the length of the eyebolt according to the amount of spring tension required for safe operation Normally about 1 2 in 13mm of thread should protrude beyond the nut Attach Spring to Blade A...

Page 42: ...To install the optional tire chains a Remove the tractor wheels b Attach the tire chains to the wheels c Place the wheel spacer plates on the lug bolts The wheel spacer plates provide clear ance for...

Page 43: ...with the linchpin Attach Broom to Implement Hitch 5 Connect the broom driveline to the tractor PTO shaft by sliding back the locking collar on the yoke then push the yoke over the PTO shaft until the...

Page 44: ...els b Attach the tire chains to the wheels c Place the wheel spacer plates on the lug bolts The wheel spacer plates provide clear ance for the chains between the tires and the tractor body d Place the...

Page 45: ...sher lock washer and nut Position the bolt with the head on the outside of the chute and the nut on the inside Torque both bolts to 10 ft lb 13 6 N m Install Hand Guard on Chute 2 Remove the bushing s...

Page 46: ...er lock washer and nut loosely on each bolt and place the bolt heads through the round holes in the outer ends of the bottom angle of the snowblower body Adjust the skid shoes to allow the required cl...

Page 47: ...of each side placing the bolt head on the outside with a flat washer lock washer and nut on the in side Use one 1 2 x 1 in bolt lock washer and nut in the bottom hole of each side Tighten all four 4 b...

Page 48: ...lace the wheels back on the tractor e Reinstall and tighten the lug bolts 14 For GHS Grass Handling System equipped Walker tractors install a blower intake cover in the blower intake tube The cover un...

Page 49: ...e hitch locking lever fully forward to the LOCKED position Secure the latch with the linchpin Attach Debris Blower to Implement Hitch 7 To install the optional tire chains a Remove the tractor wheels...

Page 50: ...he 5 16 18 x 1 in bolt and nut locally to attach the RH bracket NOTE Predrilled holes exist only on Walker tractors built after 1984 For earlier models drill two 5 16 in 8 mm holes in the front chassi...

Page 51: ...trac tors built after model beginning S N 2006 8780 For earlier models measure and drill four 5 16 in 8 mm holes in the front chassis at the positions indicated in the Lift Plate Installation illustr...

Page 52: ...of the rear and right hand side retaining plates and secure in place with two 2 1 4 20 nuts Tighten the nuts firmly c Insert one 1 grommet in rotation support and one 1 grommet in handle support moun...

Page 53: ...hoto After installation pull on the shaft to check for security Installing PTO Quick Coupler Coupler Ring Locked Position 8 Insert the hitch pins in the ends of the tractor sup port arms 9 Pull the li...

Page 54: ...wheels c Place the wheel spacer plates on the lug bolts The wheel spacer plates provide clear ance for the chains between the tires and the tractor body d Place the wheels back on the tractor e Reins...

Page 55: ...odel MS 2 11 Tractor PTO Gearbox Lubrication Model MW 2 11 Checking Gearbox Oil Level 2 11 Transaxle Lubrication Model MW 2 11 Transaxle Lubrication Model MB 2 12 Changing Gearbox Oil 2 12 Steering Li...

Page 56: ...Lubrication Points MD 2 22 Lubrication Points MC 2 24 Lubrication Points MS 2 26 Lubrication Points MW 2 28 Lubrication Points MB Start S N 2004 68441 2 30 Lubrication Points MB Start S N 2007 85248 2...

Page 57: ...e engine crankcase oil level before use and after each 8 hours of continuous operation Model MW MD Check the engine crankcase oil level before use and after each 5 hours of continuous operation Model...

Page 58: ...pped Also make sure the engine 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 Be...

Page 59: ...the engine crankcase oil after every 50 hours of operation and the oil filter after every 100 hours of operation as follows Model MW Change the engine crankcase oil after every 100 hours of operation...

Page 60: ...Oil Filter Locations view from lower left side of tractor Model MS Oil Drain Dipstick Oil Fill and Oil Filter Location Model MW Dipstick and Oil Fill view from above left side of tractor Model MB Oil...

Page 61: ...L MTEFI 9 Fill the crankcase through the oil filler tube dip stick opening with new clean oil Use only crankcase lubricants recommended by the engine manufacturer Refer to Specifications in this manua...

Page 62: ...r Stop the engine recheck the oil level and add oil if necessary When the engine is first op erated with a new oil filter the oil level drops slightly as the filter is filled with oil Mower Deck Gearb...

Page 63: ...tion illustration Lubricate the locations shown in the Blade Spindle Lubrication and Gearbox Dolly Wheel and U Joint Lubrication photos and check and maintain oil in the belt drive gearbox 1 Lubricate...

Page 64: ...Tractor PTO Gearbox Model MT Dipstick Location Tractor PTO Gearbox Model MD Dipstick Location Tractor PTO Gearbox Model MC Changing Gearbox Oil The tractor PTO gearbox is oil filled No scheduled oil...

Page 65: ...f oil leaks If evidence of an oil leak is noted replace the oil seal and relubricate the gearbox The gearbox can be drained by removing the plug on the gearbox cover Replace plug and refill gearbox us...

Page 66: ...ench 4 Using an oil suction gun remove all oil in the res ervoirs 5 Place 6 15 cm block under the left hand drive wheel 6 Remove the oil reservoir hose attached to the el bow on top of the transaxles...

Page 67: ...hine operation It is preferable to check the fluid level when fluid is cold Check fluid level as follows 1 Park the mower on a level surface Stop the en gine and wipe dirt and contaminants from around...

Page 68: ...reen so it is essential that there is fluid at the bleed plug before the transmission is considered full IMPORTANT Any attempt to remove or in any way al ter the filtering screen in the transmission r...

Page 69: ...operate Perfaerator Grease Fitting and Oil Point Lubrication Lubricate the grease fittings and oil points after every 8 hours of operation or as recommended below Use SAE general purpose lithium or mo...

Page 70: ...permanently lubricated oil filled and sealed requiring no scheduled lubrication However the gearbox oil seal s should be checked every 25 hours for indication of an oil leak If an oil leak is noted re...

Page 71: ...ak If an oil leak is noted replace the oil seal s and relubricate the gear box as follows 1 Remove the gearbox following the procedure de scribed in REPLACING REPAIRING the Two Stage Snowblower Gearbo...

Page 72: ...6 Snowblower Grease Fitting and Oil Point Lubrication Lubricate the grease fittings and oil points after every 25 hours of operation Use SAE general purpose lith ium or molybdenum base grease for grea...

Page 73: ...filling with oil will cause excessive pressure and result in oil leaks 5 Check the condition of the cover gasket and re place if worn or damaged Reinstall gearbox cover plate torque screws to 24 in lb...

Page 74: ...ds Oil 2 22 Clutch Actuator Push Rod Grease 2 23 PTO Clutch Lever Pivot Grease 1 24 Belt Tightener Pivot Grease 1 PTO Clutch 25 Brake Actuator Rod and Brake Oil 3 Band Pivot Pins Clevis 26 Brake Actua...

Page 75: ...ING COMPANY July 2006 SERVICE INSTRUCTIONS 2 2 3 1 1 5 4 4 7 7 8 8 6 6 6 6 10 11 9 13 13 12 15 16 14 14 18 19 19 17 21 36 22 22 21 24 25 23 27 27 26 29 30 30 35 28 32 33 31 34 34 20 Chassis and Deck L...

Page 76: ...Oil 2 19 Belt Tightener Pivot Grease 1 Ground Drive 20 PTO Clutch Lever Pivot Grease 1 21 Clutch Actuator Push Rod Grease 2 22 Brake Actuator Rod and Brake Oil 3 Band Pivot Pins Clevis 23 Throttle Con...

Page 77: ...ANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS 2 2 3 4 4 13 13 12 12 9 10 11 15 16 14 18 18 20 21 22 19 17 23 24 23 32 25 25 26 28 27 30 30 29 31 1 1 5 7 7 8 8 6 6 6 6 Chassis and Deck Lubricatio...

Page 78: ...1 Jackshaft Drive 21 Clutch Actuator Push Rod Grease 2 22 PTO Clutch Lever Pivot Grease 1 23 Belt Tightener Pivot Grease 1 PTO Clutch 24 Brake Actuator Rod and Brake Oil 3 Band Pivot Pins Clevis 25 B...

Page 79: ...TURING COMPANY July 2006 SERVICE INSTRUCTIONS 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 Lubr...

Page 80: ...Axle Oil 2 20 Clutch Control Lever Pivot Grease 1 21 Clutch Control Clevis Pin Oil 1 22 Scrubber Brake Linkage Oil 5 GHS Model Only 23 Clutch Actuator Rod Grease 1 Grease Slide Area 24 PTO Belt Tighte...

Page 81: ...ly 2006 SERVICE INSTRUCTIONS 2 3 1 4 10 6 7 6 8 31 13 32 28 33 27 34 15 31 9 27 28 25 29 30 26 26 20 21 9 14 15 11 12 18 16 6 7 6 8 4 2 1 10 11 12 13 22 22 23 23 22 22 24 24 23 24 25 18 19 17 19 5 Cha...

Page 82: ...of body 10 Throttle Choke Control Pivot Oil 1 on Control Panel Cable End 11 PTO Clutch Lever Pivot Grease 3 12 Parking Brake Pivot Oil 1 13 Engine Oil Oil 1 14 Steering Control Linkage Grease 2 15 Tai...

Page 83: ...Page 2 29 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Chassis and Deck Lubrication Points Model MW 3 4 5 6 6 12 14 8 7 1 2 4 6 7 6 10 9 11 13 11 14 16 11 15 1 17 17 10 2...

Page 84: ...13 Hydro Idler Arm Pivot Grease 1 14 Parking Brake Clevis Oil 1 15 FSC Lever Pivot Grease 1 16 Body Latch Oil 1 17 Parking Brake Lever Oil 2 18 Choke Control Cable Ends Oil 2 19 PTO Belt Tightener Piv...

Page 85: ...KER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Chassis and Deck Lubrication Points Model MB Start S N 2004 68441 3 4 5 7 7 8 9 10 13 16 17 18 6 1 2 4 7 6 7 9 12 18 23 21 24 22 20 19 15 1 2 1...

Page 86: ...xle Oil Reservoir Oil 2 12 Deck Support Arm Pivot Grease 2 13 Hydro Idler Arm Pivot Grease 1 14 Parking Brake Clevis Oil 1 15 FSC Lever Pivot Grease 1 16 Body Latch Oil 1 17 Parking Brake Lever Oil 2...

Page 87: ...LKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS 3 4 5 7 7 8 11 9 13 16 17 18 6 1 2 4 7 6 7 11 12 22 23 20 24 21 20 19 15 1 2 10 12 14 22 Chassis and Deck Lubrication Points Model MB Start S...

Page 88: ...centric Assembly Tine Grease 12 6 Actuator Rod Pivots Grease 4 7 Deck Support Arm Socket Grease 2 8 Universal Joint Shaft Assembly Grease 1 9 Actuator Link Latch Oil 1 10 Foot Trigger Pivot Oil 1 11 E...

Page 89: ...Page 2 35 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS 2 3 1 3 7 6 6 5 8 7 6 11 3 1 2 3 4 9 10 Chassis and Deck Lubrication Points Perfaerator...

Page 90: ...tion No No Location Type Places Ident Lubrication No No Location Type Places 1 PTO Shield Hinge Oil 1 2 Hitch Locking Lever Pivot Oil 1 3 Mounting Tube Sockets Grease 2 4 Hitch Lift Crank Grease 1 5 H...

Page 91: ...Page 2 37 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Lubrication Points Implement Hitch...

Page 92: ...ation Type Places Ident Lubrication No No Location Type Places Lubrication Points Dozer Blade 1 Cutting Edge Oil 1 2 Skid Shoe Brackets Grease 2 Grease Slide Area 3 Hitch Box Pin Oil 1 4 Trip Spring L...

Page 93: ...Page 2 39 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Lubrication Points Dozer Blade...

Page 94: ...Brackets Grease 2 5 Angle Adjustment Lever Pivot Oil 1 6 Driveline Grease 1 7 Driveline Support Pivot Oil 1 8 Angle Adjustment PlateOil 1 9 Universal Joint Shaft Assembly Grease 1 Grease Slide Area 10...

Page 95: ...Page 2 41 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Lubrication Points Rotary Broom...

Page 96: ...Rotation Worm Grease 1 7 Reduction Chain Oil 1 8 Sprockets Oil 2 9 Parallel Bar Pivot Pins Oil 2 10 Universal Joint Shaft Assembly Grease 1 Grease Slide Area 11 Rotation Handle Pivot Oil 1 12 Plastic...

Page 97: ...Page 2 43 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Lubrication Points Two Stage Snowblower...

Page 98: ...laces Ident Lubrication No No Location Type Places Lubrication Points Debris Blower 1 Front Gauge Wheel Grease 1 2 Plastic Anti Friction Insert Grease 1 3 Air Blast Nozzle Oil 1 4 Sprockets Oil 2 5 Ro...

Page 99: ...Page 2 45 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Lubrication Points Debris Blower...

Page 100: ...h Grease 1 Grease Slide Area 4 Mounting Tube Sockets Grease 2 5 Lift Handle Pivot Grease 3 6 Counterweight Spring and Lift Chain Clevis Pins Oil 4 7 Universal Joint Shaft Assembly Grease 1 8 Foot Trig...

Page 101: ...Page 2 47 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS 3 1 4 4 9 6 6 2 7 10 Rear View Bottom View Lubrication Points SB36 Snowblower 8 6 5 5 6...

Page 102: ...Page 2 48 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS...

Page 103: ...Model MC MT MTL 3 14 Drive Belts Model MD 3 14 Drive Belts Model MS 3 14 Drive Belts Model MW 3 14 Drive Belts Model MB 3 14 Mower Deck Gearbox Oil Seals All Decks 3 15 Fuel Lines and Clamps All Model...

Page 104: ...tem Model MW 3 26 Foam Precleaner Element 3 26 Paper Precleaner Element 3 26 Engine Cooling System Model MW 3 27 Air Intake Screen 3 27 Engine Cooling Fins 3 27 Engine Air Cooling System Model MB 3 27...

Page 105: ...Check Oil Level in Gear Axle x 2 13 Clean Hydrostatic Transmission Cooling Fins x 3 30 Clean Engine Cooling Fins MT MTEFI x 3 24 Change Engine Crankcase Oil MT MTEFI x 2 5 Check Wheel Bolt Torque 75...

Page 106: ...ck Fan Belt Tension x 3 11 Check Adjust Blade Clutch PTO Brake Action x 3 17 Check Oil Level in Gear Axle x 2 13 Clean Hydrostatic Transmission Cooling Fins x 3 30 Change Engine Oil Filter x 2 5 Check...

Page 107: ...eck Oil Level in Gear Axle x 2 13 Clean Hydrostatic Transmission Cooling Fins x 3 30 Clean Engine Cooling Fins x 3 24 Check Regap Spark Plugs x Change Engine Oil Filter x 2 5 Check Fuel Lines and Clam...

Page 108: ...heck Gear Axle Oil Level x 2 13 Clean Hydrostatic Transmission Cooling Fins x 3 30 Clean and Regap Spark Plug x Clean Engine Cooling Fins x 3 25 Check Fuel Lines and Clamps x 3 15 Replace Air Filter E...

Page 109: ...12 Check Drive Belts PTO Ground Drive x 3 14 Check PTO and Deck Gearbox Oil Seals x 3 15 Clean Air Filter Foam Element x 3 26 Inspect Air Filter Paper Element x 3 26 Change Engine Crankcase Oil x 2 5...

Page 110: ...Deck Gearbox Oil Seals x 3 15 Inspect Air Filter Paper Element x 3 27 Clean and Re Oil Air Filter Foam Element x 3 27 Change Engine Crankcase Oil x 2 5 Change Engine Oil Filter x 2 5 Check Security o...

Page 111: ...ary Broom Brush Condition X Check Broom Angle Adjustment Lever X Check Broom Side to Side Level Adjustment X Check Rotary Broom Ground Contact Knob X Check Rotary Broom Gearbox Oil Seals X 2 16 Lubric...

Page 112: ...Position Control Handle X Check Deflector Position Control Handle X Check Gauge Wheel or Skid Shoe X 4 78 Check Scraper Blade X 4 45 Check Tire Chains Optional X Check Adjust Chain Drive X 4 41 Lubric...

Page 113: ...g it in the engine adding pure antifreeze into the radiator may cause damage to the engine by causing overheating Fan Belt Tension Model MD Check and adjust the fan belt tension to avoid engine overhe...

Page 114: ...y 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 systems Cleaning the Terminals All Models I...

Page 115: ...heck the blades for straightness by marking the blade tip position inside the deck housing and then rotating the opposite end of the blade to the same position and comparing If the difference in blade...

Page 116: ...e PTO drive jackshaft drive hydrostatic ground drive GHS blower drive and engine fan belt If the belts show signs of cracking or deteriorating the belts should be replaced Refer to REPLACING RE PAIRIN...

Page 117: ...every two 2 years Engine Valve Clearance Model MD Check and adjust the Kubota engine valve clearance every 800 hours Refer to the Kubota Engine Owner s Manual and Workshop Manual for specifications a...

Page 118: ...ng properly the problem may be isolated by first checking the opera tion of the solenoid as follows 1 Disconnect the fuel valve solenoid wire plug from the wire harness 2 Make jumper wire connections...

Page 119: ...unction of the cutter blade brake by engag ing the blade clutch PTO operating the engine at full throttle then disengaging the clutch and measuring how quickly the blades stop Watch the rotation of th...

Page 120: ...parates dust from the air giving the initial stage of air cleaning Dust particles are exhausted through a single small vent in the side of the housing Since no dust is trapped the precleaner operates...

Page 121: ...IONS Donaldson Air Cleaner Donaldson Air Cleaner Cover Hose Clamp Precleaner Tube Turbine Precleaner Air Restriction Gauge Hose Clamp Air Intake Hose Hose Clamp Engine Safety Filter Air Cleaner Cartri...

Page 122: ...TRUCTIONS Donaldson Air Cleaner Vacuator Valve Donaldson Air Cleaner Cover Air Intake Hose Turbine Precleaner Precleaner Tube Engine Air Cleaner Cartridge Hose Clamp Safety Filter Air Restriction Gaug...

Page 123: ...y 2006 SERVICE INSTRUCTIONS Engine Air Cleaner Cartridge Hose Clamp Vacuator Valve Donaldson Air Cleaner Cover Safety Filter Donaldson Air Cleaner Hose Clamp Air Intake Hose Air Restriction Gauge Engi...

Page 124: ...cleaner as follows 1 Release the top and bottom cover latches and re move the air cleaner cover Wash the cover and Vacuator valve Check that these components are in good condition The Vacuator valve...

Page 125: ...f required for filter in stallation Air Filter Element Replacement 10 Install the cover with the word TOP properly ori ented to the top of the canister Give the cover a slight twist as it reaches the...

Page 126: ...e 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 described Every 100 hours inspect and clean the cooling...

Page 127: ...the cooling fins by blowing with compressed air If the buildup is excessive use a piece of wire to probe into the fins for cleaning 3 Reinstall the shrouds by reversing the preceding steps Start the e...

Page 128: ...e the engine has been operated after filling the coolant system it would be normal to add a lit tle coolant after initial operation Engine Air Cleaner System Model MW There are two components in the e...

Page 129: ...an Cooling Fins and Fan Air Cleaner System Model MB The engine is equipped with a paper air cleaner ele ment with an oiled foam pre cleaner which surrounds the paper element Clean and re oil the foam...

Page 130: ...ssembly on its nose NOTE While some degree of material buildup in the mower deck housing can be tolerated a point is finally reached where cutting quality deteriorates and clogging begins to occur bec...

Page 131: ...ve belt and scrubber brake bar should be clear of blower pulley allowing free movement of the blower wheel Model MS MC MD MT IMPORTANT With the belt removed the blower wheel must spin freely Any bindi...

Page 132: ...around the housing the fins underneath need to be clean as well as the more visible fins above Also pay close attention to the area under the drive pulley IMPORTANT In case an oil leak develops on the...

Page 133: ...l the way around the housing the fins underneath need to be clean as well as the more visible fins above Also pay close atten tion to the area under the drive pulley IMPORTANT In case an oil leak deve...

Page 134: ...Page 3 32 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS...

Page 135: ...MT MTL 4 16 Jackshaft Drive Belt Model MD 4 17 GHS Blower Drive Belt Model MC MD MT MTL 4 18 Hydrostatic Ground Drive Belt Model MC MT MTL 4 19 Hydrostatic Ground Drive Belt Model MD 4 20 Ground Drive...

Page 136: ...MT MTL 4 46 Safety Switches Model MS 4 46 Seat Switch 4 46 FSC Neutral Park Switch 4 46 PTO Switch es 4 46 Tail Wheel Bearing Preload Model MD MT MTL 4 46 Steering Levers Model MS MB MC MD MT 4 46 Bl...

Page 137: ...5 Service 4 65 Idle Speed Adjustment RPM Model MTLEFI 4 65 General 4 65 Adjustment Procedure 4 65 Initial Governor Adjustment Model MTLEFI 4 66 A Checking the Initial Adjustment 4 66 B Setting The Ini...

Page 138: ...ower Drive Belt GHS Model Only Hydrostatic Ground Drive Belt Engine Fan Belt Drive Belts Model MS There are three 3 individual belts on the machine Engine Belt PTO Drive Belt Ground Drive Belt Drive B...

Page 139: ...Page 4 5 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Jackshaft Drive Belt Engine PTO Belt GHS Blower Belt GHS Model Only Hydrostatic Ground Drive Belt Belt Locations Model MC MT MTL...

Page 140: ...e 4 6 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Jackshaft Drive Belt Engine PTO Belt Engine Fan Belt GHS Blower Belt GHS Model Only Hydrostatic Ground Drive Belt Belt Locations Model...

Page 141: ...LKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS PTO Drive Belt Ground Drive Belt Engine Belt Belt Locations Model MS Engine PTO Belt Matched Set Ground Drive Belt Belt Locations Model MB S N...

Page 142: ...Page 4 8 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS PTO Belts Ground Drive Belt Belt Locations Model MB S N 2007 85248...

Page 143: ...Raise the clutch 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 reversin...

Page 144: ...rop down against the frame This provides maximum looseness of the belt to assist removal c Remove the PTO drive belt by walking the belt off of the engine and PTO pulleys one groove at a time until th...

Page 145: ...rm b Roll the belt off the compound pulley and remove the belt Engine Belt Engaged Compound Pulley Idler Pulley Belt Tightener Arm Engine Belt Engine Pulley Tension Spring 2 Reverse the removal proced...

Page 146: ...elax belt scrubber 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 removal procedure Check...

Page 147: ...r and remove belt 3 Install the PTO drive belt by reversing removal pro cedure Ground Drive Belt Model MW NOTE The PTO drive belt must be removed for re moval of the ground drive belt 1 Relax the belt...

Page 148: ...Roll the belts off the pulley one at a time and remove the belts Remove Belt Guard Remove Bolts to Access Engine PTO Belt Push Idler Pulley to Relax Belt Idler Pulley Idler Arm Electric Clutch Idler P...

Page 149: ...elax belt by depressing idler arm c Roll the belt off the pulley and remove the belt Idler Arm Engine PTO Belts Idler Tension Bolt Jam Nut PTO Pulley Idler Arm Engine PTO Belts PTO Pulley 1 2 1 27 cm...

Page 150: ...shaft Drive Belt Engaged 2 Reverse the removal procedure to replace the jackshaft drive belt Jackshaft Drive Belt Disengaged b Relax the belt by depressing the spring loaded idler arm c Roll the belt...

Page 151: ...ley Disengaged Jackshaft Pulley Jackshaft Drive Belt Idler Arm Release Engine Pulley Ground Drive Idler Pulley Engaged Jackshaft Pulley Jackshaft Drive Belt Spring Tension Engaged Cold Start Lever Eng...

Page 152: ...elt off the blower pulley The belt should be clear of the blower pulley allowing free movement of the blower wheel Blower Pulley Blower Drive Pulley GHS Blower Drive Belt Belt Tightener Idler Pulley D...

Page 153: ...aise the spring loaded belt tightener arm and idler pulley to relax belt Hydrostatic Ground Drive Belt Idler Pulley Belt Tightener Arm Jackshaft Transmission Drive Pulley Spring Idler Pulley Belt Tigh...

Page 154: ...pulley to relax belt Transmission Drive Pulley Spring Idler Pulley Jackshaft Belt Tightener Arm Hydrostatic Ground Drive Belt Hydrostatic Ground Drive Belt Spring Idler Pulley Belt Tightener Arm Hydr...

Page 155: ...r Pulley to Relax Belt Transmission Drive Pulley Ground Drive Belt Tension Spring Idler Pulley Belt Tightener Arm Hydrostatic Drive Pulley Hydrostatic Drive Pulley Transmission Drive Pulley Ground Dri...

Page 156: ...leys then release the idler Raise Idler Pulley to Relax Belt LH Hydro Gear Ground Drive Belt RH Hydro Gear Drive Pulley Idler Pulley Tension Spring Hydro Idler Arm Ground Drive Belt Assembly Engaged 2...

Page 157: ...to relax and remove belt Engine Fan Belt Tight Engine Fan Belt Loose Crankshaft Pulley Engine Fan Belt Tensioner Bolt Water Pump Pulley Alternator Alternator Bracket Alternator Bracket Crankshaft Pul...

Page 158: ...cted Relieve system pressure through the safety valve in the fuel rail before servicing General High pressure fuel line with an SAE R9 rating is re quired for safe and reliable operation due to the hi...

Page 159: ...5 8 in stainless steel machine screws These bolts are designed to shear and protect the blade drive gearbox from damage if the blade en counters a shock load Cutting Blade Shear Bolts NOTE Tightening...

Page 160: ...on gear driven decks by moving blades through one 1 complete revolution Make sure blade tips pass clear of each other If timing is incorrect contact your Walker Dealer NOTE Use Walker P N 8067 10 for...

Page 161: ...haft guard two 1 4 20 bolts 3 Remove two 2 3 8 16 mounting bolts from each blade drive gearbox and lift the entire gearbox as sembly from the deck including PTO drive shaft 4 Remove the screws securin...

Page 162: ...oil Refer to Mower Deck Gearbox Lubrication in the Lubrication Section for instructions 13 Reassemble remaining items onto deck to com plete installation After installing blades check that the blade...

Page 163: ...bar b Remove two 2 bolts mounting the blower housing to the frame and the bolt mounting the scrubber brake assembly on the blower housing c Remove scrubber brake assembly and roll the blower drive be...

Page 164: ...bearing race and the housing 4 Install the locking collar on the rear bearing and in stall the blower pulley to complete the blower as sembly Torque the blower pulley set screws to 250 in lb 28 3 N m...

Page 165: ...bolts and washers 5 Reinstall by reversing procedure Blower Face Plate 1 4 20 Keps Nut Intake Tube Skid Bar 3 8 16 x 1 1 4 Hex Bolt 3 8 16 Keps Nut 5 16 18 x 3 4 Hex Bolt 7 16 14 x 1 3 4 Hex Bolt 1 4...

Page 166: ...st move freely for proper operation 5 Refer to ADJUSTMENTS of Fuel Valve Solenoid Linkage in this section and make the fuel valve linkage adjustment for the 1 16 in 1 6 mm air gap with injector pump s...

Page 167: ...ozer Blade Cutting Edge Replacement Rotary Broom Brush 1 Stop the tractor engine set the parking brake and remove the ignition key 2 Lift the broom head from the front approximately 7 to 8 inches 18 t...

Page 168: ...s and hex nuts that fasten the gearbox to the broom housing 4 Loosen two 2 set screws on the chain drive shaft and slide it from the gearbox drive shaft 5 Replace the gearbox by reversing the removal...

Page 169: ...t should be replaced when the teeth be come asymmetric when the front side of a tooth is a different shape than the back side of the tooth Sprocket Wear NOTE Generally a small sprocket wears faster th...

Page 170: ...s Two Stage Snowblower Cutting Edge NOTE The cutting edge of the snowblower is revers ible and needs to be replaced only when both the top and bottom edges have worn Replace the snowblower cutting edg...

Page 171: ...augers from gearbox shaft assembly 7 Replace the gearbox by reversing the removal pro cedures Two Stage Snowblower Reduction Chain The reduction chain should be replaced if when adjust ed properly it...

Page 172: ...emove roll pin 3 Loosen the set screws that fasten the sprocket to the fan assembly by applying heat to the thread sealant used on these screws during assembly 4 Slide the sprocket off the fan assembl...

Page 173: ...reinstall belt guard by reversing the removal procedures Debris Blower Drive Belt Debris Blower Rotation Pinions 1 Remove the drive pinion from the rotation handle by loosening the set screw and pull...

Page 174: ...se be sure to keep track of it A good way to do this is to tape it in place on the flexible coupling half that is attached to the drive shaft 5 Replace the gearbox by reversing the removal pro cedures...

Page 175: ...ten the chain tension block mounting nut and bolt slightly to hold the chain tension block in this position Loosen Chain Tension 3 Turn the auger until the master link for the chain is accessible 4 Re...

Page 176: ...rush 5 Place the Woodruff key in the keyway on the drive shaft 6 Align the slot in the new sprocket with the Woodruff key and slide the sprocket onto the drive shaft Make sure the Woodruff key is in p...

Page 177: ...Reinstall and tighten the sprocket bolts 9 Make sure the spacer washers are on the ends of the auger shaft 10 Place the auger back in the snowblower housing 11 Reinstall the bolts in both ends of the...

Page 178: ...f Drive Chain in the Lubrication Section 20 Reinstall the auger guards and the chain guard cover by reversing the removal procedures Snowblower Housing Auger Shaft Bolt Auger Shaft Sprocket Bolt Auger...

Page 179: ...or removing and replacing the spider U Joint Shear Pin After S N 99 1042 In case of sudden stoppage of the auger the PTO U joint connection to the gearbox has a shear pin to provide shock load protect...

Page 180: ...2 Adjust switch to the point where the starter engages when the ignition switch is turned to the start position 3 Adjust switch position forward an additional 1 2 to 1 turn of the panel nuts NOTE If...

Page 181: ...spring length clutch disengaged The spring must be adjusted to an uncompressed over all length of 2 1 8 in 54 mm If adjustments are need ed more frequently than every 100 hours to maintain the linkag...

Page 182: ...lade brake The blade brake is activated by the brake actu ator rod linkage to the clutch idler pulley mechanism The brake is designed to stop the blades within five 5 seconds after disengaging the clu...

Page 183: ...NUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS Spring Overall Length 2 in 51 mm Knuckle Joint Adjustment Nut Spring Uncompressed Blade Clutch Idler Pulley Blade Clutch Lever Disengaged PTO Clutch...

Page 184: ...to 1 1 2 in 38 mm pulley travel from clutch engaged to clutch disengaged To check and adjust the pulley travel first engage the clutch then measure the distance the pulley moves down as the clutch is...

Page 185: ...eely no binding c Check the brake band lining d Check the brake drum on the pulley If exces sive wear is present it will be necessary to replace worn parts Blade Clutch PTO Model MD Clutch Engagement...

Page 186: ...moves down as the clutch is dis engaged 2 After the pulley travel is set check blade brake action as described in CHECKING SERVICING the Blade Brake Action in the Maintenance In structions Section If...

Page 187: ...a stopping time of approximately 4 to 5 seconds after disengaging clutch with full throttle Do not exceed five 5 seconds Avoid having the brake stop too quickly as this will reduce PTO drive belt lif...

Page 188: ...ransmission Control Model MS MC MD MT MTL IMPORTANT The proper adjustment of the transmis sion control stops is essential for efficient operation and life of the transmission These stops are properly...

Page 189: ...ive wheels NOTE If the engine will not start check and adjust the neutral safety switch see item 4 Neutral Function Adjustment Model MT 3 If drive wheels are moving stop the engine and ad just the FSC...

Page 190: ...levers Set the FSC at several different speeds and observe if the mow er moves in a straight line use cement joint or oth er line on the ground for reference NOTE The final tracking adjustment is mad...

Page 191: ...e of tractor Neutral Adjustment Step 3 1 Turn the ignition key to the ON position and toggle the FSC switch to the Neutral position fully retract ed 2 Tighten adjustment bolt in speed control actuator...

Page 192: ...necessary to adjust both wheels in order to achieve tracking and neutral Pistol Grip Position Adjustment Handlebar Height Adjustment MW The height of the handlebar position for operators can be adjust...

Page 193: ...e con trol function until conditions of both steps 1 and 2 above are met Tilt Up Deck Adjustable Stop All Decks When the carrier frame hinge joint is properly adjusted the deck lock levers should move...

Page 194: ...section Since the carburetor main jet is non adjustable for op eration above 5000 ft 1 524 m above sea level it may be necessary to change the carburetor main jet for best fuel economy and power Conta...

Page 195: ...rvice the carburetor black sooty exhaust smoke lack of power engine miss or backfire hard to start rough running stalls at low idle speed NOTE Due to the technical requirements of modern carburetors r...

Page 196: ...ormal for a few moments Under other conditions the idle speed may actually start lower than normal but gradu ally increase to the established setting as operation continues Do not attempt to circumven...

Page 197: ...r adjust the governor and throttle linkage If the governor throttle components are all intact but you think there may be a problem with the adjustment follow Procedure A to check the setting If the go...

Page 198: ...uld be a gap of at least 1 32 If the tips are touching and there is no gap present the lever should be replaced If not already installed position the governor lever on the cross shaft but leave the cl...

Page 199: ...only adjustment that may be per formed on the EFI system The standard idle speed setting for EFI engines is 1500 RPM but certain appli cations might require a different setting Check the equipment ma...

Page 200: ...rom the bushing and remove the bushing from the lever Mark the hole position and unhook the governor spring from the governor lever Throttle Linkage Governor Lever Connection 2 Pivot the throttle shaf...

Page 201: ...Start the engine and allow it to fully warm up and establish closed loop operation approximately 5 10 min Check the speed settings and adjust as necessary first the low idle speed and then the high s...

Page 202: ...st the idle mixture usually to a slightly richer mixture open the valve 6 Recheck idle speed after the final idle mixture ad justment Carburetor Model MW Carburetor adjustments are required to compens...

Page 203: ...nd run engine for approximately 5 minutes to al low engine to warm up 1 Move control lever on equipment to SLOW posi tion 2 Hold throttle lever against idle speed screw and temporarily adjust idle to...

Page 204: ...OR IS EQUIPPED WITH AN IDLE MIXTURE LIMITER CAP INSTALL AT THIS TIME a Position limiter cap so that stop s on limiter cap are at mid point between stop s on car buretor body b Press limiter into posit...

Page 205: ...tion switch ON and move the blade clutch to the ENGAGED position engine not running to make the horn sound c If the horn does not sound the horn is bad and needs to be replaced d If the horn does soun...

Page 206: ...n Adjustments should be done in very small increments checking the measurement each time until the recommended measurement is achieved This measurement is applicable to all catcher box sizes NOTE It w...

Page 207: ...k the drive chain tension Drive Chain Adjustment Proper Drive Chain Tension Tine Ends Tine ends are adjustable by using the following proce dure 1 Loosen the retaining nut on the tine thread and un sc...

Page 208: ...the three bolts on the upper coupler of the pivot bracket 3 Gently lower the broom head until the brush is par allel to ground level on both sides Place a block of wood under each side of the brush t...

Page 209: ...ent Two Stage Snowblower Reduction Chain Tension Adjust the tension on the reduction chain as follows 1 Loosen the four 4 bolts securing the lower sprocket support box to the reduction box housing 2 P...

Page 210: ...height has been reached Gauge Wheel Height Adjustment Debris Blower Drive Belt Tension The drive belt deflection must be 1 8 in 3 mm when 6 1 2 to 9 lbf 29 to 40 N is applied midway between the two pu...

Page 211: ...wer support and tighten the screw 3 Position the lower stop ring close to the lower sup port and tighten the set screw The rotation handle should rotate freely without excessive end play Debris Blower...

Page 212: ...ed instead of the skid shoes to operate the snowblower on soft surfaces Adjust the gauge wheels or skid shoes as follows 1 Park the tractor on a level surface and lower the snowblower 2 Loosen the bol...

Page 213: ...MD 5 3 Circuit Breakers 5 3 ELECTRICAL SYSTEM MODEL MC 5 4 Circuit Breakers 5 4 ELECTRICAL SYSTEM Model MS MB 5 4 SCHEMATICS 5 5 Wiring Diagram Model MT 5 5 Wiring Diagram Model MTEFI 5 6 Wiring Diagr...

Page 214: ...he instrument panel Circuit Breakers A master circuit breaker is mounted on a bracket be hind the battery The circuit breaker may have either the manual or automatic reset function both types have bee...

Page 215: ...instrument panel Circuit Breakers Location Reset Amperage Circuits Electrical Load Master Circuit Breaker Mounted on Bracket Behind Battery 40 AMP Instrument Panel Starter Solenoid Glow Plugs Pull Cir...

Page 216: ...aster circuit breaker is mounted on a bracket be hind the battery The circuit breaker may have either the manual or automatic reset function both types have been used See Circuit Breaker Location phot...

Page 217: ...ENGINE CYLINDER HEAD TEMP SWITCH R GRASS PAK SWITCH R HORN HOUR LIGHTS METER PRESSURE OIL OVER RELAY B RELAY A PTO PTO INTERLOCK SWITCH TEMP LIGHT LIGHT VOLTAGE METER BATTERY CHASSIS GROUND MODULE TI...

Page 218: ...T M MAGNETO GROUND CIRCUIT S2 START ACCESSORY CIRCUIT S1 START CIRCUIT 30 87 OPEN IGNITION FUEL RELAY OPEN OPEN DELAY RELAY 30 87A 30 87A OPEN OPEN OPEN WALKER MODEL MT EFI Beginning S N 2003 64669 ST...

Page 219: ...HT PRESSURE OIL A S2 B S1 M G LIGHTS PTO FSC NEUTRAL SWITCH INTERLOCK PTO SWITCH INTERLOCK SEAT SWITCH 7 AMP CIRCUIT BREAKER 30 AMP FUSE J17 J17 REGULATOR BLU BLK RED YEL BLK WHT GRA RED YEL BRN BRN O...

Page 220: ...UN START OFF OPEN OPEN RELAY B START RELAY PTO ON 30 87A 30 87A 30 87 START OFF RELAY C OPEN PTO ON 30 87 30 87A 30 87A START OFF RELAY D FAN SPEED CONTROL FAN INTERRUPT RELAY PTO ON OPEN OPEN 30 87A...

Page 221: ...K GRN GRN 87 86 85 87A 30 GRA BLU BLU RESISTOR BRN ORG WHT WHT ORG WHT ORG WHT ORG WHT ORG FAN RELAY D BLK SWITCH ENGINE WATER TEMP REGULATOR GAUGE SENDER STARTER STARTER SOLENOID OIL PRESSURE BLK RED...

Page 222: ...LK BLK BLK BLU PUR PUR BLU VOLTAGE METER OPTIONAL LIGHTS OPTIONAL LIGHT BLK BLK WHT BLK WHT BLK WHT ORG ORG POWERFIL MOTOR BLK RED YEL BLU WHT WHT BLK GRN GRN BLU BLU PUR PUR ORG BLU WATER TEMP SWITCH...

Page 223: ...P CIRCUIT BREAKER RED RED RED RED RED RED BLU RED BLK BRN BRN RED FOR TAIL WHEEL LOCK BRN RED ORG GRA WATER LIGHT TEMP YEL RED YEL RED ORG WHT RELAY B RELAY A RELAY E ORG 85 30 86 87 87A ORG YEL IGNIT...

Page 224: ...LAY A IGNITION RELAY START PTO ON OPEN 30 87A 30 87A OFF RELAY B START RELAY START PTO ON OPEN OPEN 30 87 OFF RELAY C DELAY RELAY START RUN OPEN OPEN 30 87A WALKER MODEL MC Beginning S N 2006 79501 S1...

Page 225: ...OUR METER SEAT SWITCH FSC NEUTRAL INTERLOCK SWITCH L OPTIONAL LIGHT BLK ORG WHT RED RED RED RED BLU BLU BLU BLU BLK GRN WHT GRN WHT BLK BLK GRN GRN RED GRN BLK RED GRA BRN BRN BRN RED BLK BLK ORG BLK...

Page 226: ...RY CIRCUIT M MAGNETO GROUND CIRCUIT B BATTERY CIRCUIT A ACCESSORY CIRCUIT G GROUND CIRCUIT FSC ACTUATOR FSC TOGGLE SWITCH ENGINE GROUND RECTIFIER REGULATOR MAGNETO OIL PRESSURE SWITCH WHT PUR BLK RED...

Page 227: ...CLUTCH STARTER STARTER SOLENOID PTO CLUTCH SWITCH RUN RELAY A IGNITION RELAY OFF START PTO ON 30 87 30 87 30 87A 30 87A IGNITION SWITCH CIRCUITS OFF START RUN G M B A S1 S2 B A RUN RELAY B START RELAY...

Page 228: ...CH CIRCUITS OFF START RUN G M B A S1 S2 B A RUN RELAY B START RELAY OFF START PTO ON 30 87 30 87 30 87A 30 87A STARTER SOLENOID MAGNETO RECTIFIER REGULATOR CARB SOLENOID STARTER RUN RELAY C IGNITION R...

Page 229: ...R RED RED RED RED RED RED RED RED RED BLK BLK BLK BLK BLK BLK BLK Hydraulic Valve Block Coil Hydraulic Pump LIFT SWITCH DUMP SWITCH BLU WHT BLU WHT GRN WHT GRN WHT GRA BLU BLU GRN GRN BLK BRN BRN YEL...

Page 230: ...Page 5 18 WALKER MANUFACTURING COMPANY July 2006 SERVICE INSTRUCTIONS...

Page 231: ...N 5052 10 For 42 48 European Decks 6 9 ALUMINUM PEERLESS GEARBOX 1000 096 WALKER P N 5058 2 6 10 CAST IRON GEAR DRIVES 6 11 CAST IRON PEERLESS GEARBOX 1050 001 WALKER P N 5053 5 6 12 CAST IRON PEERLES...

Page 232: ...DRIVES 5053 1 5051 16 5052 1 DSD42 5704 51 5051 16 5053 1 5052 1 DSD36 5704 43 5053 1 5051 16 5052 1 DSD48 5704 60 5704 51 5053 1 5051 16 5052 1 DML42 Ending Serial 2006 98651 5052 1 5051 16 5052 1 DG...

Page 233: ...018 Snap Ring Gear Retainer 2 6 P028 788019 Snap Ring 1 7 P016 792119 Snap Ring 1 8 P005 776040A Input Shaft 1 9 P030 776261 Output Shaft 4 1 2 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Fed...

Page 234: ...7 P016 792119 Snap Ring 1 8 P011 776041A Input Shaft 1 9 P030 776261 Output Shaft 4 1 2 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Federal Mogle 1 12 P024 780034 Ball Bearing 3 13 P019 7800...

Page 235: ...018 Snap Ring Gear Retainer 1 7 P051 788079 Snap Ring Shaft Retainer 1 8 P052 788080 Snap Ring Bearing Retainer 1 9 P017 776072A Input Output Shaft 1 10 P056 6509 P1 Input Shaft 1 11 P041 28534 Plug C...

Page 236: ...f Tap 4 6 P032 788018 Snap Ring Gear Retainer 1 7 P051 788079 Snap Ring Shaft Retainer 1 8 P052 788080 Snap Ring Bearing Retainer 1 9 P017 776072A Input Output Shaft 1 10 P056 6509 P1 Input Shaft 1 11...

Page 237: ...lf Tap 4 6 P032 788018 Snap Ring Gear Retainer 2 7 P028 788019 Snap Ring 1 8 P016 792119 Snap Ring 1 9 P005 776040A Input Shaft 1 10 P058 776450 Output Shaft 1 11 P041 28534 Plug Cover 1 12 P001 47173...

Page 238: ...elf Tap 4 6 P032 788018 Snap Ring Gear Retainer 1 7 P028 788019 Snap Ring 1 8 P016 792119 Snap Ring 1 9 P011 776041A Input Shaft 1 10 P058 776450 Output Shaft 1 11 P041 28534 Plug Cover 1 12 P001 4717...

Page 239: ...Retainer 1 6 P028 788019 Snap Ring 1 7 P016 792119 Snap Ring 1 8 P011 776041A Input Shaft 1 9 P055 P054 P1 Output Shaft 4 5 8 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Federal Mogle 1 12 P0...

Page 240: ...HD Self Tap 4 6 P032 788018 Snap Ring Gear Retainer 1 7 P028 788019 Snap Ring 1 8 P017 776072A Input Output Shaft 1 9 P058 776450 Output Shaft 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Fed...

Page 241: ...D56 5053 6 5051 6 5058 6 5052 6 6701 51 DSD36 5704 45 5053 5 5051 6 5052 5 5704 54 DSD42 5053 5 5051 6 5052 5 5704 55 DML42A Beg Serial 2006 99943 5053 8 5051 6 5052 8 5704 54 DML42 Ending Serial 2006...

Page 242: ...Gear Retainer 2 6 P028 788019 Snap Ring 1 7 P016 792119 Snap Ring 2 8 P005 776040A Input Shaft 1 9 P059 776261 Output Shaft 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Federal Mogle 1 12 P024...

Page 243: ...9 Snap Ring 2 8 P011 776041A Input Shaft 1 9 P030 776261 Output Shaft 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Federal Mogle 1 12 P024 780034 Ball Bearing 3 13 P019 780024 Ball Bearing 1 1...

Page 244: ...P032 788018 Snap Ring Gear Retainer 1 7 P028 788019 Snap Ring 1 8 P016 792119 Snap Ring 1 9 P017 776072A Input Output Shaft 1 10 P056 6509 P1 Input Shaft 1 11 P041 28534 Plug Cover 1 12 P001 471730 Se...

Page 245: ...D HD Self Tap 4 6 P032 788018 Snap Ring Gear Retainer 1 7 P028 788019 Snap Ring 1 8 P016 792119 Snap Ring 1 9 P017 776072A Input Output Shaft 1 10 P056 6509 P1 Input Shaft 1 11 P041 28534 Plug Cover 1...

Page 246: ...ing 1 7 P028 788019 Snap Ring 1 8 P016 792119 Snap Ring 2 9 P005 776040A Input Shaft 1 10 P058 776450 Output Shaft 1 11 P041 28534 Plug Cover 1 12 P001 471730 Seal Oil Federal Mogle 1 13 P024 780034 B...

Page 247: ...P061 792125 Snap Ring 1 7 P028 788019 Snap Ring 1 8 P016 792119 Snap Ring 2 9 P011 776041A Input Shaft 1 10 P058 776450 Output Shaft 1 11 P041 28534 Plug Cover 1 12 P001 471730 Seal Oil Federal Mogle...

Page 248: ...788019 Snap Ring 1 7 P016 792119 Snap Ring 2 8 P011 776041A Input Shaft 1 9 P055 P054 P1 Output Shaft 4 5 8 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil Federal Mogle 1 12 P021 788031 Seal Oi...

Page 249: ...Tap 4 6 P061 792125 Snap Ring 1 7 P028 788019 Snap Ring 1 8 P062 792219 Seal Protector Washer 1 9 P017 776072A Input Output Shaft 1 10 P058 776450 Output Shaft 1 11 P041 28534 Plug Cover 1 12 P001 471...

Page 250: ...P032 788018 Snap Ring Gear Retainer 1 6 P028 788019 Snap Ring 1 7 P016 792119 Snap Ring 2 8 P005 776040A Input Shaft 1 9 P063 776465 Output Shaft 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil F...

Page 251: ...P032 788018 Snap Ring Gear Retainer 1 6 P028 788019 Snap Ring 1 7 P016 792119 Snap Ring 2 8 P011 776041A Input Shaft 1 9 P063 776465 Output Shaft 1 10 P041 28534 Plug Cover 1 11 P001 471730 Seal Oil F...

Page 252: ...WALKER MANUFACTURING COMPANY Page 7 1 July 2006 SERVICE INSTRUCTIONS SECTION 7 Index...

Page 253: ...e 3 15 Fuel Lines and Clamps 3 15 Fuel Valve Solenoid 3 16 Mower Deck Gearbox Oil Seals 3 15 PTO U Joints 3 17 Radiator Hoses and Clamps 3 15 Security of Air Cleaner System 3 12 Security of Air Filtra...

Page 254: ...SB36 Snowblower Drive Chain 4 41 Flexible Coupling Spider 4 45 Gearbox Replacement 4 40 Scraper Blade 4 45 Sprockets 4 42 U Joint Shear Pin 4 45 S Schematics 5 5 Set Up 1 3 Battery Service 1 3 Deck F...

Page 255: ...w the instructions contained 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 w...

Page 256: ...WALKER MFG CO 5925 E HARMONY ROAD FORT COLLINS CO 80528 970 221 5614 FORM NO 070106 PRINTED IN USA www walkermowers com 2007 WALKER MFG CO TM...

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