Walker PERFAERATORTM PA6685 User's Manual
Contents
1. T up TU m4 e J Use only genuine Walker replacement parts Effective Date 06 17 03 17 BODY AND FRAME COMPONENTS ITEM PART DESCRIPTION NO ITEM PART DESCRIPTION NO NO NO REQ D NO NO REQD Body And Frame Components Caster Wheel Components 1 6682 3 Front Cover 1 33 8766 Axle Nut 3 4 16 2 Includes Item 11 34 8768 2 Seal 4 2 6681 10 Rear Cover RH 1 35 8037 Bearing Cone 3 4 ID 4 Includes Items 3 4 5 7 amp 17 36 4 80372 Bearing Race 4 3 6682 9 Decal Perfaerator Cover 2 37 8768 Caster Wheel Pneu 2 4 7504 4 Hinge 15 1 2 1 Includes Items 20 amp 36 5 5856 Decal Made In USA 1 38 8767 Axle Caster Wheel 5 1 8 2 6 6681 13 Decal Ground Speed Indicator 1 39 8765 10 Caster Wheel Fork 2 7 6682 14 Decal Perfaerator Oper 1 40 8769 7 Seal 2 8 7504 3 Hinge 27 1 41 8769 6 Bearing Cone 1 ID 4 9 5803 Decal Walker Mfg Logo 1 42 8769 5 Bearing Cup 4 10 6681 11 Rear Cover LH 1 43 8769 8 Dust Cap 2 Includes Items 3 7 8 9 amp 17 11 6682 2 Decal Perfaerator Oval 1 Fasteners 12 51034 Pivot Bushing 3 8 ID 2 13 6683 1 Shaft Guard 1 F004 1 4 20 Keps Nut 11 Includes Items 12 amp 14 F02. 10 Operating Instructions CONTROL IDENTIFICATION LOCATION AND FUNCTION Before operating the aerator become fa miliar with the location and function of all operator controls Knowing the loca tion function and operation of these controls is important for safe and effi cient operation of the aerator Tractor Controls Refer to the appropriate Tractor Owner s Manual for complete information about tractor operating con trols Lift Lever Lift Lever The lift lever is located to the right of the operator up from the right footrest The lever is used to raise and lower the camshaft assembly Moving the lift handle forward lowers the aerator drive assembly moving it backward raises the aerator drive assembly Foot Trigger The foot trigger is located on the right footrest The foot trigger and the lift lever are used together to raise and lower the aerator drive assembly Pull the handle back press the foot trigger and hold on to the lift handle while letting it move forward to lower the aerator drive assembly Operating Controls Operating Instructions STARTING THE MACHINE ALWAYS disengage the PTO clutch and put the FSC in the NEUTRAL PARK posi tion before starting the engine Refer to the appropriate Tractor Owner s Manual for tractor starting and operating procedures ENGAGING THE AERATOR Refer to the appropriate Tractor Owner s Manual for tr
3. for proceeding with a claim to receive compensation for damage ELLE J rtt Lift Lever Installation The lift lever for the camshaft assembly position is partially assembled Stand the lift lever upright and Piae oan IG Tractor attach the remaining hardware Engage the aerator frame tube sockets on the tractor support arms Slide the implement hitch onto the support arms approximately 3 in 76 mm Only use PTO U Joint Tube P N 7275 15 9 06 OAL Connect Driveline Coupler to Tractor PTO Connect the aerator 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 locking collar snaps back fully Make Install Lift Lever Handle du dn sure the driveline is well secured at both ends stand upright and insert hardware Installation on Tractor 1 Remove the mower deck from the tractor if nec essary Refer to the appropriate Tractor Owner s Manual This shaft turns at very high RPM If the collar is not locked to the PTO shaft at the tractor end or if the yoke at the aerator end is not secured properly the driveline can fly loose with great force capable of causing serious injury or death Lightly grease each tractor support arm 2 on the tractor Install the hitch pin through the hole 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 materials
4. ogy RN as hg LM c eg Tf fee Refer to rd Control Linkage Refer to Body and Frame Components F013 Use only genuine Walker replacement parts 23 24 MAINTENANCE AND SERVICE RECORD SHEET DATE SERVICE ITEM ENGINE HOURS Use only genuine Walker replacement parts Effective Date 06 17 03 LIMITED WARRANTY FOR WALKER COMMERCIAL RIDER MOWER WHAT THIS WARRANTY COVERS AND FOR HOW LONG Walker Manufacturing company will at its option repair or replace without charge any part covered by this warranty which is found to be defective in material and or workmanship within one 1 year after 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 All parts and components of the Walker Mower are covered by this warranty except the following components which are warranted separately by their respective manufacturers Bondoli amp Pavesi Rock Solid A Division of Industrial Machine Specialties Inc The available warranties covering these items are furnished with each mower Walker does not assume any warranty obli gation liability or modification for these items which are covered exclusively by the stated warranty of the r
5. FOR BEST PERFORMANCE AND SERVICE IF GROUND SPEED IS TOO FAST THE RETRACTOR PLATES WILL SWING AWAY FROM THE FRONT CAUSING A SHALLOW PLUGGED HOLE IF GROUND SPEED IS TOO SLOW THE RETRACTOR PLATES WILL SWING FORWARD AND MAKE CONSTANT CONTACT WITH THE FRONT FRAME RESULTING IN EXCESSIVE WEAR OF TINES AND RETRACTOR PLATES STOP OR BACK UP 1 DISENGAGE PTO CLUTCH LEVER WHILE MOVING FORWARD 2 BRING THE TRACTOR TO A COMPLETE STOP 3 PULL BACK ON THE LIFT LEVER TO LOCK THE TINES Vicus Nee RNa NOTE LUBRICATE GREASE FITTING NOTE MOMENTARILY DISENGAGING THE PTO WILL ON CAM RINGS 12 FITTINGS ALLOW THE TINES TO FLOAT OVER OBJECTS SPRINKLER HEADS SIDEWALKS ETC IN THE EVERY 4 HOURS AERATING PATH WITH THE TRACTOR MOVING FORWARD A CAUTION DO NOT ENGAGE PTO CLUTCH LEVER UNTIL TINES ARE RELEASED AND TRACTOR IS MOVING FORWARD DO NOT STOP TRACTOR WITH PTO CLUTCH LEVER ENGAGED DO NOT BACK UP TRACTOR WITH TINES IN OPERATING POSITION DO NOT ATTEMPT TO LIFT TINES INTO RETRACTED POSITION WHILE OPERATING UNIT Operator Decal Walker P N 6682 14 Assembly Instructions SETUP INSTRUCTIONS The PERFAERATOR is shipped partially assem bled After uncrating initial setup is required il A TI NOTE During the process of unpacking any dam aged or missing parts should be noted and reported to the delivering carrier immediately put in writing within 15 days The carrier will provide directions
6. except where specifically instructed to do so Handle gasoline or diesel fuel with care Gasoline is highly flammable and its vapors are explosive a Use an approved fuel container b Never add fuel to a running engine or hot engine allow hot engine to cool several minutes Keep matches cigarettes cigars pipes open flames or sparks away from the fuel tank and fuel container Always fill the fuel tank outdoors using care Fill to about one inch from the top of the tank Use a funnel or spout to prevent spilling Replace the machine fuel cap and container cap securely and clean up any spilled fuel before starting the engine OPERATING NOTE Refer to the Walker Rider Lawnmowers OWNER S MANUAL for safety instructions for operating the tractor Operate the machine only in daylight or in good artificial light with good visibility of areas being aerated Sit on the seat when starting the engine and op erating the machine Keep feet on footrests at all times when the tractor is moving and or the implement is operating An inexperienced operator should learn to steer maneuver the tractor with a slow en gine speed before attempting any operating Be aware that with the front mounted implement configuration the back of the machine swings to the outside during turns Remember for an emergency stop the forward motion of the tractor can always be stopped by pulling the Forward Speed Control FSC into the N
7. 05 1 4 20 ESNA Nut 13 14 8746 Decal U Joint Tube 1 F009 5 16 18 Whiz Locknut 4 15 6684 9 Transport Latch Release 1 F014 3 8 16 ESNA Nut 1 Includes Item 16 F023 10 24 ESNA Nut 22 16 7822 Decal PTO Shield Danger 1 F029 1 4 20 x 1 2 Hex Bolt 10 17 8790 Rubber Cushion Strip 4 F061 1 4 Star Lock Washer 2 18 6681 6 Chain Guard 1 F090 1 4 20 x 2 1 2 Hex Bolt 1 19 6683 5 Toe Guard Bolt On 2 F116 1 4 20 x 1 Hex Bolt 1 20 58303 Grease Fitting 45 Deg 4 F128 10 24 x 3 8 PTHMS 22 21 6682 Aerator Carrier Frame 1 F140 7 16 14 x 1 Hex Bolt 4 Includes Item 24 F218 7 16 Split Lock Washer 4 22 6715 Roller Wheel 3 7 8 2 F246 1 4 20 x 1 2 PTHMS 12 23 6682 13 Axle Spacer 2 F344 3 4 16 Slotted Hex Nut 2 24 4 5800 Decal Walker Mower 2 F347 3 4 SAE Washer 2 25 5830 Grease Fitting 2 F348 1 8 x 1 1 2 Cotter Pin 2 F355 3 8 16 x 4 Hex Bolt 1 Ground Speed Indicator Components F366 5 16 18 x 3 Carriage Bolt 2 26 6681 14 A Arrow Ground Speed Indicator 1 27 6681 22 Spacer Tube 1 7 8 1 28 6681 16 Bushing 5 16 x 3 8 x 3 4 3 29 6681 20 Actuator Rod Mount 1 30 6681 17 Torsion Spring 375 x 375 1 31 6681 21 Spacer 475 1 32 6681 19 Ground Speed Indicator Rod 1 Use only genuine Walker replacement parts 18 Effective Date 06 17 03 BODY AND FRAME COMPONENTS Effective Date 06 17 03 Use only genuine Walker replacement parts CONTROL LINKAGE ITEM PART DESCRIPTION NO ITEM PART DESCRIPTION NO NO NO REG
8. D NO NO REQ D Control Linkage Fasteners 1 5850 3 Handle Grip Foam 3 1 4 1 F005 1 4 20 ESNA Nut 4 2 6684 Transport Lever 1 F007 5 16 18 Jam Nut 8 Includes Item 1 F008 5 16 24 Keps Nut 8 3 6684 1 Transport Lever End 1 F009 5 16 18 Whiz Locknut 8 4 6684 3 Release Latch 1 F013 3 8 16 Whiz Locknut 6 5 6684 4 Link Lever Latch 1 F023 10 24 ESNA Nut 2 6 7222 Extension Spring 1 4 x 3 1 F032 1 4 20 x 3 4 Hex Bolt 2 7 52812 Clevis Pin 5 16 x 7 8 2 F038 3 8 16 x 1 Hex Bolt 4 8 6684 5 Actuator Link 2 F039 3 8 16 x 1 1 4 Hex Bolt 2 9 5830 Grease Fitting 5 F050 1 4 SAE Washer 4 10 6686 5 Actuator Cross Shaft Assembly 1 F054 AN960616 Washer 2 11 5214 2 Ball Joint 5 16 24 Nylon Lined 8 F093 5 16 18 x 1 Hex Bolt 6 12 6686 Transport Pivot Tie Rod 4 F103 10 24 x 2 PTHMS 2 13 6685 8 Cam Alignment Plate 12 F111 1 8 x 3 4 Cotter Pin 3 14 6685 7 Grease Almagard 3752 F116 1 4 20 x 1 1 4 Hex Bolt 4 15 6685 5 Machined Cam 24 F171 5 16 18 x 3 8 Set Screw 2 16 6681 8 Cam Bearing 12 F231 1 4 x 3 4 Woodruff Key 806 1 17 6685 4 Tine Casting 12 F261 AN960616L Washer 2 18 4 6685 6 Cartridge Bearing 3 F312 3 8 x 3 8 Shoulder Bolt 2 19 6681 1 Perfaerator Tip 12 F404 5 8 18 Jam Nut 8 20 6681 2 Tine Crank Shaft 1 21 6685 2 Tine Crank Sprocket 1 Grease every eight 8 hours using Almagard 3752 lubricant Includes Items F171 amp F231 Walker P N 6685 7 22 6686 6 Retractor Plate Plastic 2 23 66864 Retractor Plate Lift Bracket RH 2 24 6686 1 Ret
9. EUTRAL PARK position Disengage the PTO clutch and put the FSC in the NEUTRAL PARK position before starting the engine an ignition interlock switch normally prevents starting of the tractor if these controls are in the OPERATING position Do not run the engine in a confined area without adequate ventilation Exhaust fumes are hazardous and can be deadly Do not carry passengers maximum seating capacity is one 1 person Make sure the tines are clear of debris before engaging the PTO clutch Be careful never to allow anyone in front of the implement Clear area of loose objects and all children Flag sprinkler heads and other hidden obsta cles Walk the entire area before aerating for possible holes Avoid sudden starts or stops Before backing the machine up disengage the PTO retract tines and look to the rear to be sure no one is behind the machine Watch carefully for traffic when crossing or working near roadways Safety Instructions Disengage the PTO clutch when transporting the machine Do not operate across the face of slopes Use extreme caution when changing direction on slopes Never adjust tine depth with the engine run ning Before adjusting tines or servicing disen gage the PTO clutch stop the engine and remove the ignition key Wait for all movement to stop before getting off the seat NOTE The PTO brake should normally stop drive line rotation within 5 seconds of disengag in
10. RVICE RECORD SHEET DATE SERVICE ENGINE ITEM HOURS Effective Date 06 17 03 Use only genuine Walker replacement parts LUBRICATION POINTS ITEM LOCATION LOCATION NO ITEM LOCATION LOCATION NO NO TYPE PLACES NO TYPE PLACES Lubrication Points 6 Actuator Rod Pivots Grease 4 1 Deck Caster Wheel Fork Pivot Grease 2 7 Deck Support Arm Socket Grease 2 2 Deck Caster Wheel Bearing Grease 2 8 Universal Joint Shaft Assembly Grease 1 3 Rod Bearing Bushing Grease 4 9 Actuator Link Latch Oil 1 4 Drive Chain oil 1 10 Foot Trigger Pivot Oil 1 5 Eccentric Assembly Tine Grease 12 11 Engage Lever Pivot Grease 1 Grease every eight 8 hours Grease every eight 8 hours using Almagard 3752 lubricant Walker P N 6685 7 NOTE The gearbox is 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 Use only genuine Walker replacement parts Effective Date 06 17 03 LUBRICATION POINTS I II I CC TI IL TIL TT TE ETE TE TEE TET TT IT TT TT
11. Trigger STARTING THE MACHINE ENGAGING THE AERATOR Normal Operation RECOMMENDATIONS FOR AERATING STOPPING THE MACHINE Maintenance Instructions LUBRICATION Grease Fitting and Oil Point Lubrication __ Gearbox Drive Chain Lifting Mechanism Camshaft Drive System PTO U Joint ADJUSTMENTS Drive Chain Tension Tine Ends REPLACING REPAIRING Tine Ends REMOVAL END OF SEASON STORAGE Maintenance And Service Record Sheet Illustrated Parts Manual LUBRICATION POINTS BODY AND FRAME COMPONENTS CONTROL LINKAGE POWER TRANSMISSION COMPONENTS Maintenance And Service Record Sheet Warranty General Information HIGHLIGHTED INFORMATION Walker Manufacturing recommends that any service requiring special training or tools be performed by an authorized Walker Mower Dealer There are sev eral general practices to be aware of in the area of safety Most accidents associated with the oper ation or maintenance of a Walker product are caused by disregarding basic safety precautions or specific warnings Such accidents in most cases can be prevented by being aware of the dangers present Information of special importance has been high lighted in bold type in this manual Refer to Safety Instructions for the meanings of DANGER WARN ING CAUTION IMPORTANT and NOTE GLOSSARY There are many terms that are either unique to this
12. Walker Rider Lawnmowers OWNER S MANUAL Safety Assembly Operating and Maintenance Instructions and ILLUSTRATED PARTS MANUAL PA6685 PERFAERATOR Attachment Please Read and Save These Instructions Effective Date 02 01 05 For Safety Read All Safety and Operation P N 6600 1 Instructions Prior to Operating Machine Foreword Thank you for purchasing a Walker PERFAERATOR M Every effort has been made to provide you with the most reliable product on the market and we are sure you will be among our many sat isfied customers If for any reason this product does not perform to your expectations please con tact us at 970 221 5614 Every customer is important to us Your satisfaction is our goal Please read this manual thoroughly This manual is to be used in conjunction with the mower owner s manual and the engine manufacturer s manual for the specific engine on the mower model you are using Before you operate your new implement please read this entire manual Some of the information is crucial for proper operation and maintenance of this product it will help protect your investment and ensure that the implement performs to your satisfaction Some of the informa tion is important to your safety and must be read and understood to help prevent possible injury to the operator or others If anything in this manual is confusing or hard to understand please call our service department at 970 221 5614 for clarification be
13. actor starting and operating procedures 1 Release the tines into the operating position by pushing on the foot trigger and using the lift lever to lower the tines Set the engine throttle at full speed Begin driving the tractor forward slowly Pull the PTO clutch lever UP to engage the aerator A safety interlock switch seat switch will cause the engine to stop if the PTO clutch is engaged and the operator is not in the seat The function of this switch should be checked by the operator rais ing off the seat and engaging the PTO clutch the engine should stop If the switch is not working it should be re paired or replaced before operating the aerator DO NOT disconnect the safety switches they are for the operator s pro tection IMPORTANT DO NOT engage the PTO clutch when transporting the machine DO NOT engage the PTO clutch with the PTO shaft disconnected the aerator removed from the tractor Normal Operation IMPORTANT The aerator has a natural driving mo tion when engaged so the speed of the tractor is critical to ensure proper aeration and longevity of aerator components 1 Adjust ground speed to properly position tines as shown IMPORTANT If ground speed is too fast the re tractor plates will swing away from the front causing a shallow plugged hole IMPORTANT If ground speed is too slow the re tractor plates will swing forward and make constant contact with the front frame resulting in exc
14. actory replacement parts Substitute parts CAN result in prod uct malfunction and possible injury to the operator and or others DO NOT attempt to make any replace ments or repairs with the tractor engine running Disengage the PTO clutch shut off the machine and remove the ignition key Wait for all movement to stop before getting off the seat Tine Ends Tine ends are replaceable by using the following procedure 1 Loosen the retaining nut on the tine thread and unscrew tine end 2 Install new tine end by reversing the removal procedure Open side of tine should be to rear REMOVAL 1 Parkthe tractor on a level surface with the tines in the up position DO NOT attempt to remove the aerator from the tractor with the engine running Disengage the PTO clutch shut off the machine and remove the ignition key Wait for all movement to stop before get ting off the seat Remove the hitch pins from the ends of the sup port arms Slide the PTO shaft out of the PTO coupler while sliding the aerator off the tractor support arms END OF SEASON STORAGE 1 Clean the aerator thoroughly 2 Repainting all parts where paint has worn NOTE Rustproofing or painting every year will prolong the life of the aerator components and moving parts When the aerator is dry lubricate all moving parts Apply lubricant liberally to all surfaces to protects against rust Store the aerator in a dry place MAINTENANCE AND SE
15. arbox during the limited warranty period it is im portant to find a local authorized servicing agent of the component manufacturer Any unauthorized work done on these components during the warran ty period may void the warranty If you have any difficulty finding an authorized outlet or obtaining warranty service please contact our Service De partment for assistance Walker Manufacturing Company 5925 E Harmony Road Fort Collins CO 80528 1 970 221 5614 Gearbox manufacturer s information is Bondioli amp Pavesi 10252 Sycamore Drive Ashland VA 23005 8137 804 550 2224 Specifications MODEL PERFORMANCE Aeration Width Core Spacing Coverage per Hour Coring Depth PA6685 AERATOR 41 1 2 in 105 cm 3 63 x 6 in 9 22 x 15 25 cm 60 000 sq ft 5574 sq meters Up to 2 50 in 6 35 cm DIMENSIONS Weight Height Width Length 365 Ib 136 kg 23 1 4 in B9 cm 48 5 8 in 123 cm 42 3 4 in 109 cm CONSTRUCTION Frame Housing Number of Tines Tine Construction All Welded Unitized Frame 11 amp 14 Gauge Welded Steel 12 Machined High Carbon Heat Treated Steel work in Line as a Camshaft DRIVE SYSTEM PTO Drive Tractor PTO Drive Shaft 2 High Speed U Joints Right Angle Gearbox Drives Chain to Camshaft TIRE WHEEL SIZE Deck Caster Wheel Roller Wheel Pneumatic 11 x 4 00 5 3 7 8 in 9 84 cm This measurement may vary depending on ground speed Component Identif
16. ate with bystanders in the area Do not operate the machine wearing sneakers tennis shoes or similar lightweight footwear Wear substantial protective footwear that will improve footing on slippery surfaces Ground cover or leaves can sometimes hide ob jects that might cause damage to the aerator Clear the area of objects and mark all sprinkler heads and or utility box covers Safety Instructions Do not wear loose fitting clothing that could get caught in moving parts Always wear ade quate protective clothing including long pants Wearing safety glasses safety shoes and a helmet is advisable and required by some local ordinances and insurance regulations Prolonged exposure to loud noise can cause impairment or loss of hearing Operator hear ing protection is recommended Wear a suit able hearing protective device such as earmuffs or earplugs Keep all protective shields and safety devic es in place lf a protective shield safety de vice or decal is damaged unusable or missing repair or replace it before operating the machine Be sure any interlock switches are function ing correctly so the engine cannot be started unless the Forward Speed Control lever is in the NEUTRAL position and the PTO clutch is in the DISENGAGED position Also the engine should stop if the operator lifts off the seat with the PTO clutch in the ENGAGED position Never attempt to make any adjustments while the engine is running
17. equipment or that are used as acronyms The fol lowing terms and their definitions will help while us ing this manual e FORWARD SPEED CONTROL FSC controls the maximum forward speed of the tractor func tioning as a cruise control LEFT HAND LH refers to the left hand side of the tractor when the operator is seated facing forward in the tractor seat MACHINE consists of the implement installed on the tractor functioning as a single unit POWER TAKE OFF PTO transmits engine power to run the PERFAERATOR RIGHT HAND RH refers to the right hand side of the machine when the operator is seated fac ing forward in the tractor seat TRACTOR is the prime mover including the en gine drivetrain operator seat and controls to operate the implement IDENTIFYING NUMBER LOCATIONS The PERFAERATOR serial number is affixed to RH side of the inside of the unit housing Model and serial numbers are helpful when obtaining replace ment parts and maintenance assistance For ready reference please record these numbers in the space provided PERFAERATOR Model No PA6685 PERFAERATOR Serial No Fill In By Purchaser Serial Number Plate Lo Aerator Serial Number Location SERVICING OF DRIVETRAIN GEARBOX Detailed servicing and repair of the gearbox used on the PERFAERATOR is not covered in this manu al Only routine maintenance and general service instructions are provided For the service of the ge
18. espective man ufacturers noted above WHAT THIS WARRANTY DOES NOT COVER A This warranty does not cover defects caused by depreciation or damage caused by normal wear accidents improper maintenance improper use or abuse of the product alterations or failure to follow the instructions contained in the Owner s Manual for operation and maintenance 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 warranty work is performed HOW TO OBTAIN SERVICE UNDER THIS WARRANTY Warranty service can be arranged by contacting the dealer where you purchased the mower or by contacting Walker Man ufacturing Company 5925 East Harmony Road Ft Collins CO 80528 Proof of the date of purchase may be required to verify warranty coverage WARRANTY LIMITATION A THERE IS NO OTHER EXPRESS WARRANTY ANY WARRANTY THAT MAY BE IMPLIED FROM THIS PURCHASE INCLUDING MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IS HEREBY LIMITED TO THE DURATION OF THIS WARRANTY AND TO THE EXTENT PERMITTED BY LAW ANY AND ALL IMPLIED WARRANTIES ARE EXCLUDED Some states do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you WALKER WILL NOT BE LIABLE FOR ANY INCIDENTAL CONSEQUENTIAL OR SPECIAL DAMAGES AND OR EXPENSES IN CONNECTION WITH THE PURCHASE OR USE OF THE MOWER Some states do not allow the exclusion or limitation of i
19. essive wear of tines and retractor plates Adjust Ground Speed As Indicated By Decal PRAE Lubricate Grease Fitting On Cam Rings 12 Fittings Every 4 Hours If an obstacle is encountered during operation sprinkler head sidewalk etc the PTO can be disengaged and reengaged after passing obstacle IMPORTANT Minimum turning radius is 10 feet 3 05 m Turning too tight can result in damage to the turf and the aerator RECOMMENDATIONS FOR AERATING For best results the ground must have a sufficient amount of moisture to allow the tines maximum pen etration IMPORTANT Operate the engine at full speed when operating the aerator to allow the engine to produce full horsepower and to increase efficiency of the engine cooling system e Do not drive the mower backwards with the aerator in the down position it may cause severe turf damage Driving the tractor too slow may cause turf damage 12 Operating Instructions Driving the tractor too fast will make aeration holes appear less frequently and too shallow short plugs may do a less than desirable job Do not engage the PTO with the drive assembly in the transport position STOPPING THE MACHINE Disengage the PTO clutch Pull the steering levers to the NEUTRAL position and then move the FSC lever backward to the NEUTRAL PARK position Slow the engine to idle put the throttle in the IDLE position Retract the tines into the transport position usi
20. fore operating or servicing this product This manual covers the Model PA6685 PERFAERATOR attachment All shields and guards must be in place for the proper and safe operation of this aerator Where they are shown removed in this manual it is for illustration purposes only Do not operate this product unless all shields and guards are in place Specifications given are based on the latest information available at the time this manual was pro duced Walker Mfg Co is continually striving to improve the design and performance of its products We reserve the right to make changes in specifications and design without thereby incurring any obli gation relative to previously manufactured products Sincerely WALKER MANUFACTURING COMPANY Rh Wadler Bob Walker President Table of Contents Owner s Manual General Information HIGHLIGHTED INFORMATION GLOSSARY IDENTIFYING NUMBER LOCATIONS SERVICING OF DRIVETRAIN GEARBOX Specifications PERFORMANCE DIMENSIONS CONSTRUCTION DRIVE SYSTEM TIRE WHEEL SIZE Component Identification Safety Instructions BEFORE OPERATING OPERATING MAINTENANCE SAFETY CONTROL AND INSTRUCTION DECALS Assembly Instructions SETUP INSTRUCTIONS Lift Lever Installation Installation on Tractor Operating Instructions CONTROL IDENTIFICATION LOCATION AND FUNCTION Tractor Controls Lift Lever Foot
21. g the PTO clutch Donotoperate the aerator with the covers open If the aerator tines do not move when the PTO is engaged a Disengage the PTO clutch stop the engine and remove the ignition key before leaving the seat LOOK to make sure PTO shaft and the tine movement has stopped before servicing any area of the machine Disconnect the fuel solenoid wire diesel en gines or spark plug wire s gasoline en gines If the implement strikes a solid object or the ma chine begins to vibrate abnormally immediate ly disengage the PTO clutch stop the engine and wait for all moving parts to stop Disconnect the fuel solenoid wire diesel en gines or the spark plug wire s gasoline en gines to prevent accidental starting Thoroughly inspect the implement and repair any damage before restarting the engine and operating the machine Make sure implement components are in good condition and all bolts are tight Do not touch the engine or muffler while the engine is running or immediately after stop ping the engine These areas may be hot enough to cause serious burns When leaving the machine unattended disen gage the PTO clutch stop the engine and re move the ignition key MAINTENANCE NOTE Refer to the Walker Rider Lawnmow ers OWNER S MANUAL for proper tractor maintenance procedures To prevent accidental starting of the engine when servicing or adjusting the machine re move the key from the ig
22. he PTO U Joint is accessed by removing the gear box cover ADJUSTMENTS DO NOT attempt to make any adjustments with the tractor engine running Disen gage the PTO clutch shut off the machine and remove the ignition key Wait for all movement to stop before getting off the seat Drive Chain Tension The drive chain should have 1 4 to 1 2 in 6 to 13 mm of slack at midspan Remove the chain guard cover to check slack Adjust the drive chain as fol lows 1 Remove the three 3 screws fastening the re movable chain guard cover to the frame Loosen the chain tension block mounting nut and bolt see photo below Position the chain tension block so the chain has 1 4 to 1 2 in 6 to 13 mm of slack Retighten the chain tension block mounting nut and bolt Recheck the drive chain tension Tension Fl Block Nut Drive Chain Adjustment 14 Maintenance Instructions 1 4 to 1 2 in 6 to 13 mm Slack at Midspan BOC EC 2 Tope Chain Idler Proper Drive Chain Tension Tine Ends Tine ends are adjustable by using the following pro cedure 1 Loosen the retaining nut on the tine thread and unscrew tine end to achieve the desired depth Open side of tine should be to rear IMPORTANT Do not unscrew the tine ends too far The maximum aerating depth is 2 1 2 in 6 35 cm Tighten retaining nut Tine Opening to Face Rear of Unit Tine End Depth Adjustment REPLACING REPAIRING ALWAYS use genuine f
23. ication Protective Cover Plastic Wheel Footrest Mounting Tube NOTE Control Identification shown in Operating Instructions section Ground Speed Indicator Protective Cover Plastic Wheel Foot Trigger PTO Shaft Cover PTO Gearbox PERFAERATOR Top View Not Installed Safety Instructions Pay particular attention to any information labeled DANGER WARNING CAUTION IMPORTANT and NOTE in this manual When you see the Safety Alert Symbol A read understand and follow the instructions Fail ure to comply with safety instructions may result in personal injury The seriousness or degree of importance of each type of information is defined as follows An IMMEDIATE hazard that WILL result in severe personal injury or DEATH if warn ing is ignored and proper safety precau tions are not taken A POTENTIAL hazard that COULD result in severe personal injury or DEATH if warn ing is ignored and proper safety precau tions are not taken Possible hazards or unsafe practices that MAY result in MODERATE personal injury or property damage or machine damage if warning is ignored and proper safety pre cautions are not taken IMPORTANT Identifies mechanical information de manding special attention since it deals with the pos sibility of damaging a part or parts of the machine NOTE Identifies information worthy of special attention Walker Manufacturing cannot predict every poten
24. ncidental or consequential damages so the above limitation s or exclusion s may not apply to you Only the warranty expressed in this limited warranty shall apply and no dealer distributor or individual is authorized to amend modify or extend this warranty in any way Accordingly additional statements such as dealer advertising or presentations whether oral or written do not constitute warranties by Walker and should not be relied upon This warranty gives you specific legal rights and you may also have other rights which vary from state to state 25 WALKER MOWERS WALKER MFG CO e 5925 E HARMONY ROAD FORT COLLINS CO 80528 970 221 5614 FORM NO 020105 PRINTED IN USA www walkermowers com 2005 WALKER MFG CO
25. ng the lift lever A brake stops the machine from free wheeling within five 5 seconds after dis engaging the PTO clutch If the brake sys tem malfunctions and the machine does not stop within five 5 seconds the brake should be adjusted or repaired before op erating the machine Refer to the appro priate Tractor Owner s Manual for adjustment procedures Turn the ignition switch OFF Remove the key from the ignition switch when leaving the machine unattended This will prevent children and inexperi enced operators from starting the engine Engage the parking brake IMPORTANT The hydrostatic transmissions lock to prevent the machine from rolling freely with the engine stopped However if the machine is parked on a slope it is necessary to ENGAGE the parking BRAKE to prevent the machine from creeping This is due to a small amount of slippage in the hydrostatic transmis sions especially when transmission fluid is warm Maintenance Instructions LUBRICATION DO NOT attempt to lubricate the machine with the tractor engine running Disen gage the PTO clutch shut off the ma chine and remove the ignition key Grease Fitting and Oil Point Lubrication Lubricate the grease fittings and oil points after ev ery 8 hours of operation or as recommended be low Use SAE general purpose lithium or molybdenum base grease for grease fittings and light machine oil SAE 10 to lubricate oil points Gearbox The gearbo
26. nition switch and dis connect the fuel solenoid wire diesel engines or the spark plug wire s gasoline engines To reduce fire hazards keep the engine free of grass leaves excessive grease and dirt Keep all nuts bolts and screws tight to ensure the machine is in a safe working condition Perform only maintenance instructions de scribed in this manual Unauthorized mainte nance operations or machine modifications may result in unsafe operating conditions If the engine must be running to perform a main tenance adjustment keep hands feet and clothing away from moving parts Do not wear jewelry or loose clothing Always use proper engine service manuals when working on the engine Unauthorized maintenance operations or modifications to the engine may result in unsafe operating condi tions Altering the machine in any manner which ad versely affects its operation performance dura bility or use will VOID the warranty and may cause hazardous conditions Never attempt to disconnect any safety devices or defeat the purpose of these safety devices Do not change the engine governor settings or overspeed the engine The governor has been factory set for maximum safe engine operating speed Use genuine factory replacement parts Substitute parts may result in product malfunc tion and possible injury to the operator and or others IMPORTANT Keep all applicable manuals immediately accessible to anyone wh
27. o may operate or service this machine 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 the Decal Location is shown in the Parts Manual GROUND CAUTI N SPEED s INDICATOR KEEP DOORS CLOSED AND GUARDS IN PLACE AT ALL TIMES WHEN MACHINE IS IN OPERATION LE Speed Indicator Walker P N 6681 13 Door Cover Walker P N 6682 9 4 DANGER ROTATING DRIVELINE 9 CONTACT CAN CAUSE DEATH am Ar KEEP AWAY DO NOT OPERATE WITHOUT ALL DRIVELINE TRACTOR AND EQUIPMENT SHIELDS IN PLACE DRIVELINES SECURELY ATTACHED AT BOTH ENDS DRIVELINE SHIELDS THAT TURN FREELY ON DRIVELINE IMPORTANT Waen raising tractor bacy the PTO shiele must be closed ar ir the down positior and n Aho ent nie ats ion Shen MAROS aR citta Cem idiot E m PTO Shield Walker P N 7822 OPERATING INSTRUCTIONS START 1 RELEASE THE TINES INTO THE OPERATING POSITION fert BY DEPRESSING THE FOOT TRIGGER AND USING THE I A ADJUST GROUND SPEED LIFT LEVER TO LOWER THE TINES C AS INDICATED BY DECAL SET THE ENGINE AT FULL THROTTLE BEGIN DRIVING THE TRACTOR FORWARD SLOWLY PULL THE PTO CLUTCH LEVER UP TO ENGAGE THE AERATOR ADJUST GROUND SPEED TO PROPERLY POSITION TINES
28. ractor Plate Lift Bracket LH 2 25 6681 15 Actuator Block 1 26 6684 2 Pivot Transport Lever 1 Includes Items 9 amp 27 27 8788 Rubber Bumper Self Adhesive Mount 1 Use only genuine Walker replacement parts Effective Date 06 17 03 CONTROL LINKAGE Pd i F032 Refer to N Pa Body and Frame amp 3 P m s F pe i P 111 zc Y f di F038 m Refer to Body and Frame Components 2e F039 e F013 14 F013 F0t3 x F038 Effective Date 06 17 03 Use only genuine Walker replacement parts 21 POWER TRANSMISSION COMPONENTS ITEM PART DESCRIPTION NO ITEM PART DESCRIPTION NO NO NO REQD NO NO REQD Power Transmission Components Fasteners 1 6683 2 U Joint Shaft 1 F005 1 4 20 ESNA Nut 1 Includes Items 2 F076 F149 amp F318 F013 3 8 16 Whiz Locknut 5 2 6875 Decal PTO Alignment Arrow 1 F041 3 8 16 x 1 3 4 Hex Bolt 1 3 0683 6 PTO Gearbox Shear 1 F051 3 8 SAE Washer 2 4 6685 Perfaerator Chain 50 x 88 Links 1 F076 3 8 16 x 5 8 SQH Set Screw 1 5 6685 14 Gearbox Sprocket 1 F123 1 External Snap Ring 1 Includes Items F005 amp F383 F149 1 4 x 1 4 x 1 1 2 Key 1 6 6685 3 Idler Sprocket 1 F290 3 8 16 x 5 Hex Bolt 4 F318 3 8 16 x 3 4 SQH Set Screw 1 F383 1 4 20 x 2 Shear Bolt Grade 2 1 Use only genuine Walker replacement parts Effective Date 06 17 03 POWER TRANSMISSION COMPONENTS Effective Date 06 17 03 Body and Frame Components peace F383 VIE D Hm e Doo
29. tially dangerous situation Therefore items labeled as such in this manual do not cover all conceivable situations Any person using procedures tools or control techniques not recommended by Walker Manufacturing must take full responsibility for safety The PERFAERATOR has been designed with many safety features to protect the operator from personal harm or injury However it is necessary for the operator to use safe operating procedures at all times Failure to follow safety instructions contained in this manual may result in personal injury or damage to equipment or property If you have any questions concerning setup op eration maintenance or safety please contact your authorized Walker Mower Dealer or call Walker Manufacturing Company at 970 221 5614 BEFORE OPERATING 1 Read and understand the contents of this OWNER S MANUAL before operating the machine Become thoroughly familiar with all controls and how to stop the machine and dis engage the controls quickly Replacement Owner s Manuals are available by sending the Model and Serial Number to Walker Manufacturing Company 5925 East Harmony Road Fort Collins CO 80528 Never allow children to operate or give rides on the machine Do not allow adults to oper ate without proper instruction Do not allow anyone other than the operator on the machine Keep everyone especially children and pets a safe distance away from the area being aerated Do not oper
30. x is permanently lubricated oil filled and sealed requiring no scheduled lubrication How ever the gearbox oil seal s should be checked ev ery 25 hours for indication of an oil leak If gearbox oil is changed fill with 15 oz of 80W 90 gear oil Do not overfill Drive Chain Lubricate the drive chain every 8 hours A light penetrating oil or special purpose chain oil is recom mended Lubricate the drive chain as follows 1 Remove the three 3 screws fastening the removable chain guard cover to the frame Remove Chain Guard Cover Maintenance Instructions Apply oil to the drive chain Adjust the chain if necessary Refer to AD JUSTMENTS of Drive Chain Tension in this section Reinstall chain guard cover by reversing the re moval procedure Lifting Mechanism Lubricate the grease fittings 4 across the lifting mechanism attached to the frame every 25 hours Use SAE general purpose lithium or molybdenum base grease Mechanism T a M Lubricating Lift Mechanism and Camshaft Drive Camshaft Drive System Lubricate the grease fittings 16 on the camshaft drive system every 4 hours Use Almagard 3752 lubricant Walker P N 6685 7 The bearings at each end and attached to the retractor plate arms are sealed and should be greased every 100 hours of operation PTO U Joint Lubricate the grease fitting for the PTO U Joint ev ery 8 hours with SAE general purpose lithium or molybdenum base grease T
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