DR® LAWN AERATOR SAFETY & OPERATING INSTRUCTIONS
Contents
1. 2 Remove the two Bolts and Flat Washers that secure the Belt Cover using a 7 16 Wrench and remove the Cover 3 Block up the front of the machine so you have better access to Engine hardware 4 Remove the four Bolts five Flat Washers and four Locknuts that secure the Engine to the Frame using two 1 2 Wrenches Figure 20 For Electric Start models the Ground Bolt has two Nuts and two Lock Washers instead of a Locknut Engine Note Keep track of the locations of the Flat Washers Star Washers and Locknuts to Lapa ensure you assemble them in the correct locations Pay special attention to the Ground Wire Location between two Lock Washers at the front left mounting position See illustration in Chapter 6 for reference of location m g and order if needed Rotate B Ground Wire Figure 20 5 Ifyou have a manual start machine the Engine can be removed from the Frame For Electric start machines rotate the Engine with the Wire Harness attached enough so the Belt can be removed from the Pulley Figure 21 Note The Belt can be loosened from the groove of the Crank assembly to allow more slack to remove the Belt from the Engine Pulley 6 Usea 1 or Adjustable Wrench inside of Frame and a 1 2 Wrench outside of Frame to remove the two Pivot Nuts and Bolts from the Tine Position Arms to release the Arms Figure 22 7 Use two 1 2 Wrenches to remove the three Locknuts each side that l Figure 21 secure the B2. Note When installing the Air Filter Cover make sure you have the Filters installed correctly and that the bottom Tabs in the Filter Cover are inserted fully into the slots See the Engine manual for details Operating the Maintenance Meter The Meter is fully automatic with a display that may be read at all times whether the engine is on or off however the engine RPM will display as 0 until the engine is running You can cycle through the various functions of the Meter at anytime by pressing the gray Function Button located on the front of the Meter Figure 14 When the Meter is set to Accumulated Hours and the Engine is running the hourglass will blink on and off indicating that it is monitoring run time The Meter will monitor the Accumulated Running Time Engine RPM Time until the Engine Oil needs to be changed and the Time until Lubrication is recommended After 20 hours of running time the meter will automatically blink CHG OIL in 5 0 and will blink every 10 seconds as a gentle reminder as the time counts down When these last 5 hours have elapsed the meter will blink CHG OIL NOW Once you have changed the oil or lubed the machine you can reset the Meter With the Meter set on the blinking alert hold the Function Button down for 9 seconds and the alert will be reset back to the 25 hour start time to begin count down until the next oil change Note If you are running your DR Lawn Aerator for t
3. A Serial Number is used to identify your machine and is located on the Serial Number Label on your machine An Order Number is used to check and maintain your order history and is located on the upper left portion of your packing slip For your convenience and ready reference enter the Serial Number and Order Number in the space provided on the front cover of this manual Additional Information and Potential Changes DR Power Equipment reserves the right to discontinue change and improve its products at any time without notice or obligation to the purchaser The descriptions and specifications contained in this manual were in effect at printing Equipment described within this manual may be optional Some illustrations may not be applicable to your machine 2 DR LAWN AERATOR Chapter 1 General Safety Rules WARNING WARNING Read this safety amp operating Instructions manual before you use the DR LAWN AERATOR Become familiar with the operation and service recommendations to ensure the best performance from your machine If you have any questions or need assistance please contact us at www DRpower com or call toll free 1 800 DR OWNER 376 9637 and one of our Technical Support Representatives will be happy to help you Labels Your DR LAWN AERATOR carries prominent labels as reminders for its proper and safe use Shown below are copies of the safety and information labels that appear on the equipment Take a moment to study them an
4. DR LAWN AERATOR SAFETY amp OPERATING INSTRUCTIONS DR Power Equipment Serial No Toll free phone 1 800 DR OWNER 376 9637 Order No Original Language Website www DRpower com WARNING WARNING Read and understand this manual and all instructions before operating the DR LAWN AERATOR Table of Contents la ieir iad eer or eibi Mec c mc 3 Chapter 2 Setting Up TRE DR LAWN AERATOR comino aa sho toas de une N ntu RAA aE Resta E EA M e ca euin tie uds 6 Chapters Operating rhe DR EAWINLABRATOR c utei dob smeduistiattebtulecetdntuodu titles Gladio sebte G 10 Chapter4 Maintaining The DRLAWN AERATOR ui tetest itia cma don o PA N amete Rau ieue ug edu toutav AG ps ta pute lt A 13 Chapter 5 Troubleshooting dotes tiae sp tutesdipute tedio mte a o ML MM EL MEE UU isi setutod itu t Ei a Eua idis 20 Chaptero Parts Eists and Schematic Di aera s scatti costes e teg U voto REQUE Eo akuten UD Rbbu Reuse a t l oboe de Doc foM Uc Sod et coL o dou led Ua Gud 22 Conventions used in this manual A WARNING _ This indicates a hazardous situation which if not avoided could result in death or serious injury A CAUTION CAUTION This indicates a hazardous situation which if not avoided could result in minor or moderate injury Novice L1 1 A This information is important in the proper use of your machine Failure to follow this instruction could result in damage to your machine or property Serial Number and Order Number
5. A WARNING Read and understand the warnings listed in Chapter 2 General Safety WRTA Always refer to the Engine Operator s Manual that came with your Rules before operating this LAWN AERATOR LLL LIITISFI E Lever machine for more detailed Engine operation procedures 6 On Off Choke irk N 3m Rocker Fuel 1 Check the Engine oil level every time you use the machine refer to your Shut off i PR Engine Operator s Manual Figure 8 2 Check the Fuel level and make sure the Gas Shut Off Valve is in the OPEN position Figure 8 refer to your Engine Operator s Manual Starting the Engine md Note Ensure that the Tine Position Lever is in the Lift to Raise Tines position 1 When starting a cold Engine push the Choke lever to the right CHOKE position Figure 8 If re starting a warm Engine leave the Choke in the RUN position 2 Move the Throttle lever to the rabbit fast position Ke NT 3 Move the On Off Rocker Switch to the On I position 4 Manual Start Engine Grasp the Recoil Starter Handle and slowly pull until you feel resistance then pull the cord rapidly to start the engine One or two l pulls usually starts the DR LAWN AERATOR Figure 9 Electric Start Engine Turn the Key Switch at the back of the machine clockwise to START until the Engine starts and then release Figure 9 When released the Key will return back to the run position and the Engine will continue to run 5
6. After the Engine starts slowly push the Choke Control lever to the RUN position Wait until the Engine runs smoothly before each Choke adjustment Note While aerating you should always operate the Engine with the Throttle in the Rabbit Fast position Stopping the Engine Note Ensure that the Tine Position Lever is in the Lift to Raise Tines position 1 Move the Throttle Lever to the Turtle slow position allowing the Engine to idle Figure 8 2 Manual Start Engine Switch the On Off Rocker Switch to the Off O position Electric Start Engine Turn the Key Switch counterclockwise to the Off position Before You Begin e The best conditions for aerating are soft and moist ground If you are unsure of the ground conditions a simple test will determine whether it is necessary to water before aerating Using a garden hand spade or a large screw driver you should be 10 DR LAWN AERATOR able to drive the tool in the ground 2 to 3 inches with little effort If you are unable to do so then watering the lawn a day before aerating is necessary e Inspect the lawn to be aerated and remove rocks wire string and other objects that might present a hazard before starting e Identify and mark all ground objects to be avoided such as sprinkler heads stakes water valves clothes line anchors etc e f operating in cold weather first engage the Tines in the raised position for at least two minutes prior to actual aera
7. If you leave the battery charger wires connected to the battery the battery will discharge itself back into the charger 18 DR LAWN AERATOR ET Replacing the Battery Tools Needed e Two 7 16 Wrenches siete i 1 Disconnect the Battery Terminals Figure 29 IT AES EE 2 Remove the Bolts and Locknuts that secure the Battery Clamp using two Battery 7 16 Wrenches Clamp 3 Remove the Clamp and the dead Battery 4 Position the new Battery 5 Install the Battery Clamp and secure with the Bolts and Locknuts using two Hn 7 16 Wrenches Bolts and Locknuts 6 Attach the Battery Terminals Green Wire to negative black Terminal and Red Wire to positive red Terminal Figure 29 Disposing of the Battery Responsibly Electric Start Models The Battery is a sealed lead acid Battery Recycle or dispose of it in an environmentally sound way e Do not dispose of a lead acid Battery in a fire the Battery may explode or leak e Do not dispose of a lead acid Battery in your regular household trash Law in most areas prohibits incinerating disposing in a landfill or mixing a sealed lead acid Battery with household trash Recycling a Used Battery Please dispose of your used Batteries responsibly by recycling them Call your local Solid Waste Management District or your local waste handler to locate the collection site nearest you Some collection sites recycle Batteries year round others collect them periodically You can a
8. Off Switch is in the On I position If the Engine still won t start visit us at www DRpower com Check the previous section Manual Starting for possible causes Check the wire connections especially the ground connection the green wire coming from the Battery where it connects to the Engine The Battery should be charged Check the voltage yourself or at a gas station If it s low charge it with a 12 volt 1 to 2 Amp trickle charger If you don t use your machine for at least 45 minutes at a time the Battery may need to be periodically charged See the Battery Care section in Chapter 4 If your Battery is charged and the Engine still won t start visit us at www DRpower com Check the Throttle travel See your engine operator s manual The Choke should be pushed all the way to the left RUN See your engine operator s manual Check to see if the Air Filter is clean If it s dirty change it following the procedure in the Engine Operator s Manual The Spark Plug should be clean If the Spark Plug is dirty or cracked change it If it s oily leave it out hold a rag over the Plug hole and pull the Recoil Cord several times to blow out any oil in the cylinder then wipe off the Plug and reinsert it You should be using fresh clean gas If the gas is old change it Use a fuel stabilizer if you keep gas longer than one month Check and make sure the Engine has the right amount of clean oil If it s dirty change it f
9. On Off Ignition Switch Electric Start Only Debris Guard Fuel Fill Throttle On Off Oil Fill v LL P rop Handlebar Figure 1 6 DR LAWN AERATOR Specifications Engine Briggs and Stratton Manual Start Briggs and Stratton Electric Start for Engine specifications for Engine specifications Ratio G1 Reduction 6lReduton Numbeoftng 3 OSS Core Spacing 4 o Mh o 11 Thick Welded Steel 11 Thick Welded Steel 1 Dia x 12 Thick Steel Tubing w Foam Grip 1 Dia x 12 Thick Steel Tubing w Foam Grip Lever to Raise Tines for Transport Storage 196 Lbs 63 7 Lx 21 7 Wx 38 5 H 63 7 Lx 21 7 Wx 38 5 H 248 Lbs Shipping Dimensions 54 75 Lx 35 5 Wx 45 25 H 54 75 Lx 35 5 W x 45 25 H Except for the Handlebar Assembly your DR Lawn Aerator comes fully assembled Installing the Handlebar Assembly onto the Aerator Frame Tools and Supplies Needed e Two 7 16 Wrenches 1 Cut the plastic wrap from around the Bail Bar Spring with a Utility Knife so you can access the Spring Figure 2 2 Disconnect the Bail Bar Spring from the Bail Bar Bracket 3 Cut the Cable Tie on the Tine Position Lever and rotate the Lever in towards the machine Figure 2 CONTACT US AT www DRpower com Attach Spring Hook Into Bail bar Bracket Four Bolts Lock Washers and Flat Washers Handlebar Assembly Bail Bar Spri
10. Rod 5 10189 Grease Fitting 1 4 28 Straight 6 27653 Tine 5 8 7 27654 Nut Jam 5 8 11 GR5 ZP 8 10147 Bolt HCS 5 16 18 X 2 1 4 GR5 ZP 9 11241 Washer Flat 5 16 USS ZP 10 11076 Nut Nylon Lock 5 16 18 ZP 11 27649 Plate Tine Position 12 27669 Cable Tine Position 24 DR LAWN AERATOR Ref Part Description 13 10145 Bolt HCS 1 4 20 X 1 1 2 GR5 ZP 14 11073 Nut Nylon Lock 1 4 20 ZP 15 27643 Plate Bearing l6 27644 Bearing Flange 1 Bore 17 27645 Bolt FHCS 5 16 18 X 1 25 Alloy 18 12321 Bolt HCS 5 16 18 X 3 4 GR5 ZP 19 11158 Bolt HCS 5 16 18 X 1 ZP 20 27650 Nut Pivot 21 27 647 Arm Tine Position LH 22 27648 Arm Tine Position RH 23 13443 Bolt HCS 5 16 18 X 1 1 2 GR5 ZP Schematic CRANKSHAFT AND DRIVE ASSEMBLY CONTACT US AT www DRpower com 25 Parts List HANDLEBAR ASSEMBLY NOTE Part numbers listed are available through DR Power Equipment Ref Part Description 27665 Handlebars 2 2 666 Grip Foam 1 Dia Bar X 7 5 3 27667 Bar Bail 4 27662 Cable Drive 5 30323 Lever w Label Tine Position 6 19232 Screw Shldr 1 4 20 Black 7 11073 Nut Nylon Lock 1 4 20 ZP 8 27669 Cable Tine Position 9 2 675 Pin Clevis 1 4 X 1 1 8 ZP 1 27676 Pin Cotter 3 32 X 1 2 ZP Ref Part Description 11 11238 Washer Flat 1 4 USS 12 11148 Bolt HCS 1 4 20 X 1 3 4 GR5 ZP 13 27663 Pulley Cable 14 15045 Bolt HCS 5 16 18 X 1 3 4 GR5 ZP 15 27664 Retainer Ca
11. be idle for more than 30 days we recommend using a gas stabilizer This will prevent sediment from gumming up the Carburetor If there is dirt or moisture in the gas or tank remove it by draining the tank Completely fill the tank with fresh unleaded gas and add the appropriate amount of stabilizer or gasoline additive Run the Engine for a short time to allow the additive to circulate e Clean the exterior of the unit to remove all dirt grease and any other foreign material To prevent rust touch up painted surfaces that have been scratched or chipped e Be sure all nuts bolts and screws are securely fastened e Inspect moving parts and the Drive Belt for damage and wear replace if necessary e Remove the Spark Plug and pour about 1 ounce of motor oil into the Cylinder hole Replace the Plug and crank the Engine over a couple of times using the Pull Cord or the Electric Starter for Electric Start Machines This will coat the piston and seat the valves to prevent moisture buildup e If possible store the DR LAWN AERATOR in a dry protected place If it is necessary to store the DR LAWN AERATOR outside cover it with a protective material especially the Engine For Electric Start Model store the machine in a dry environment with temperatures between 40 F 5 C and 95 F 35 C Make sure the storage temperatures will never be outside of these limits The lower the storage temperature is within the range the better as the battery will
12. discharge more slowly at low temperatures If it is necessary to store the DR LAWN AERATOR outside make sure to disconnect the battery and store it in an environment as listed above Make sure the disconnected battery terminals are not resting on any surface that may be prone to collecting water snow or any other liquid as this may cause damage to the terminals and to the battery when reconnected 75 MEIGS ROAD P O BOX 25 VERGENNES VERMONT 0549 2012 Country Home Products Inc All rights reserved 276981
13. GR5 ZP 22 27901 Washer Flat 385 X 1 25 X 25 ZP 23 27660 Pin Belt Guide 3 8 16 ZP 24 27712 Guard Muffler Wire 25 11170 Screw 10 32 X 1 2 Type F ZP 26 30324 Cover w Labels 27 27671 Cover Belt 28 11470 Bolt HCS 1 4 20 X 1 2 GR2 ZP 29 13443 Bolt HCS 5 16 18 X 1 1 2 GR5 ZP 22 DR LAWN AERATOR Ref Part Description 30 15045 Bolt HCS 5 16 18 X 1 3 4 GR5 ZP 31 11241 Washer Flat 5 16 USS ZP 32 11076 Nut Nylon Lock 5 16 18 ZP 33 11069 Nut Hex 5 16 18 GR2 ZP 34 11250 Washer Lock 5 16 Ext Tooth ZP 35 X 25862 Bracket Battery 36 13447 Battery 12v Ah 37 24230 Strap Battery 38 27674 Wire Harness 39 22244 Grommet 1 2 ID Rubber 40 29379 Tube Clamp 3 4 Vinyl Coated 4 29487 Boot Terminal Red 42 27627 Wire Jumper B amp S ES Charging Wire 43 11070 Nut Hex 1 4 20 ZP 44 11214 Cable Tie 7 1 2 Long 45 30325 Engine w Labels 8 00tq B amp S M S 30326 Engine w Labels 8 00tq B amp S E S Labels 23494 Label DR Logo 6 Round 4 Color 27706 Label DR Aerator 27695 Label Instructions Aerator 18887 Label Hot Surface 13758 Label Warning Check Oil 19320 Label Start Key Schematic FRAME AND DRIVE ASSEMBLY 23 CONTACT US AT www DRpower com Parts List CRANKSHAFT AND TINE ASSEMBLY NOTE Part numbers listed are available through DR Power Equipment Ref Part Description 27646 Crankshaft 2 27655 Bearing Nylon Split 3 27651 Rod Tine 4 27652 Cap Tine
14. a number of hazards for you Always take the following precautions when using this machine e Always wear protective goggles or safety glasses with side shields while using the DR LAWN AERATOR to protect your eyes from possible thrown debris e Avoid wearing loose clothing or jewelry which can catch on moving parts e We recommend wearing gloves while using the DR LAWN AERATOR Be sure your gloves fit properly and do not have loose cuffs or drawstrings e Wear shoes with non slip treads when using your DR LAWN AERATOR If you have safety shoes we recommend wearing them Do not use the machine while barefoot or wearing open sandals Wear long pants while operating the DR LAWN AERATOR e Use ear protectors or ear plugs rated for at least 20 dba to protect your hearing CONTACT US AT www DRpower com 3 Safety for Children and Pets Tragic accidents can occur if the operator is not alert to the presence of children and pets Children are often attracted to the machine and the aerating activity Veverassume that children will remain where you last saw them Always follow these precautions e Keep children and pets at least 50 feet from the working area and ensure they are under the watchful care of a responsible adult e Bealert and turn the machine off if children or pets enter the work area Never allow children to operate the DR LAWN AERATOR Safety with Gasoline Powered Machines A WARNING Gasoline i
15. ack toward the Handlebar to raise the Tines Push the Aerator off the Pallet Do not discard the shipping materials until you are fully satisfied with your new DR LAWN AERATOR Adding Oil and Gasoline Nonce 1 e You must add oil before starting the engine This machine is shipped without oil Traces of oil may be in the reservoir from factory testing but you must add oil before starting the engine Fill the reservoir slowly checking the level frequently to avoid overfilling e To get an accurate reading when checking the oil level The Frame and Engine must be level The dipstick should be screwed down to ensure an accurate oil level reading Engine Oil SAE 30 above 50 degrees F 10w 30 10 90 degrees F 5w 30 30 degrees F or below Fud Unleaded gasoline NOTE Use only the recommended high detergent engine oil Other types of oil could cause problems operating your machine Please refer to your Engine Operator s Manual for detailed oil information including capacities Figure 6 1 Position the machine so the Frame and Engine are level Remove the Oil Fill Dipstick Figure 6 and clean the end of it with a rag 2 Machines are shipped with no oil Initially add 16 oz of the oil recommended by the Engine Manufacturer Wait one minute for the oil to settle 3 Replace the Dipstick and screw it in to ensure an accurate reading and then remove it to check the oil level clean the Dipstick with the rag after checkin
16. ashers that secure the Belt Cover using a 7 16 Wrench and remove the Cover Figure 16 2 Position a shallow container on the unit directly under the Gear Reducer 3 Refer to the Engine Operator s Manual for procedures to remove and replace the Gear Reducer Oil Note Be sure to use environmentally safe disposal procedures when disposing of used Oil Greasing the Crankshaft Bearings and Tine Nylon Bearings Hard ana GEE Tools and Supplies Needed Figure 17 7 16 Wrench Grease Gun with all purpose grease e Rags Tine Grease Fittings 1 Remove the four Bolts and Flat Washers that secure the Cover using a 7 16 Wrench Figure 17 and remove the Cover 2 Grease the three Tine Bearing Fittings every 10 hours and Crankshaft Bearing Fittings every 100 hours using the Grease Gun Figure 18 3 Replace the Rear Cover Replacing the Belt Bearing Grease Tools and Supplies needed Fittings 7 16 Wrench Two 1 2 Wrenches 1 or adjustable Wrench New DR Drive Belt see chapter 6 for part numbers Gloves Pliers A CAUTION CAUTION Wear Gloves when removing the Engine and Tine Assembly to protect against pinching and sharp edges Figure 18 Cover Belt Cover 1 Remove the four Bolts and Flat Washers that secure the Cover using a 7 16 Wrench Figure 19 and remove the Cover Hardware ai Figure 19 14 DR LAWN AERATOR
17. ble 16 11076 Nut Nylon Lock 5 16 18 ZP Labels 27696 Label Tine Position Schematic HANDLEBAR ASSEMBLY CONTACT US AT www DRpower com 27 Daily Checklist for the DR LAWN AERATOR To help maintain your DR LAWN AERATOR for optimum performance we recommend you follow this checklist each time you use your DR LAWN AERATOR A WARNING gt WARNING Before performing any maintenance procedure or inspection stop the engine wait five 5 minutes to allow all parts to cool Disconnect the spark plug wire keeping it away from the spark plug Check the Engine Oil and Gas Tank level Check that Engine is clean of debris Check the general condition of the DR LAWN AERATOR e g nuts bolts welds etc Check Belt for wear and or stretching Check the Tines for wear and damage Check the Frame for wear and damage Check the Debris Guard for wear and damage Remove any debris wrapped around the Wheels and Tine assembly mM mM oM oM oM oM oM om k l D a L L L End of Season and Storage A WARNING WARNING Before performing any maintenance procedure or inspection stop the engine wait five 5 minutes to allow all parts to cool Disconnect the spark plug wire keeping it away from the spark Plug Change the engine oil Clean or replace the Air Filter Check the tines for wear and damage Remove any soil still in the Tines Remove any debris wrapped around the Wheels and Tine assembly If your DR LAWN AERATOR will
18. d make a note of their location on your DR LAWN AERATOR as you set up and before you operate the unit Replace damaged or missing safety and information labels immediately Lower to release tines Lift to raise tines STA RT 13758 27696 19320 BEFORE STARTING TO OPERATE Read Operating Instructions s Lower the tine position lever Check engine gas and oil levels s Lift and hold the bail bar against the handlebar Insure that the tine position lever is in Raise the tine postion lever or release the bail bar the raised position when nearing sprinkler heads or other objects Move choke lever to CHOKE position s Keep the tine position lever raised when traveling Move throttle lever to FAST position over driveways or other hard surfaces TO START ENGINE TO STOP ENGINE Electric Starting a Slowly move throttle lever to STOP position Turn key to START and hold until engine starts s Turn key ta OFF electric start models and remove key rd Move choke lever to RUN position Manual Starting Pull the recoil handle with a long shew stroke EUER 18887 Move choke lever to RUN position 75 Meigs Road Vergennes VT 05491 1200 DR OWNER wanacdrpeoswer com 27695 General Safety Warnings Personal Protection WARNING This is a high powered machine with moving parts operating with high energy You must dress properly to minimize risk of injury Not dressing appropriately can create
19. e tine position lever first and then release the bail bar to disengage tines move throttle to idle switch the engine off remove the spark plug wire and keep it away from the spark plug e Never allow people who are unfamiliar with these instructions to use the DR LAWN AERATOR Allow only responsible individuals who are familiar with these rules of safe operation to use your machine Disconnect the spark plug wire when the machine is not being used to prevent operation without instruction e Never overload or attempt to aerate lawns beyond the manufacturer s recommendation Personal injury or damage to the machine could result e While using the DR LAWN AERATOR don t hurry or take things for granted When in doubt about the equipment or your surroundings stop the machine and take the time to look things over Never operate the machine when under the influence of alcohol drugs or medication Use the machine only in daylight Stay alert for hidden hazards or traffic Keep all nuts and bolts tight and keep the equipment in good operating condition Never cross hard objects or surfaces sidewalks driveways stepping stones etc with the aerating tines down Do not use this machine on hills greater than 15 degrees especially when turning Keep hands and feet away from operating parts Never leave the machine unattended while running A Note to All Users Under California law and the laws of some other states you are not permitted to
20. earing Plates to the Frame while leaving the Bolts in place P 8 Carefully remove the Bolts from the Bearing Plates and Frame as you let the Bearing Plates rest on the shoulders on the inside of the Frame Three Bearing Plate Lock Nuts A CAUTION CAUTION The Tine Assembly is heavy and awkward to lift out of the machine Have another person help with the removal of the Tine Assembly to avoid injury Bearing Plate Pivot Nut Tine Position Crankshaft 9 Use the top lip of the Bearing Plate to pull the Tine Assembly from the machine 10 Remove the old Belt and position a new Belt onto the Tine Assembly Belt groove 11 Lift the Tine Assembly with the new Belt into the Aerator Frame and rest it on the Frame Shoulders Ensure that you insert the Tines into the slots of the Tine Position Plate Figure 23 12 Continue the assembly by working in the reverse order starting at step 8 and working back to step 1 13 Adjust the Drive Cable length for proper Belt tension See Adjusting the Drive Cable on the next page Figure 23 CONTACT US AT wwW DRpower com 15 1 16 Gaps Drive Cable Between Spring Spring Coils Jam Nut Cable Adjuster Figure 24 Wheel Bor MA Locknut e on inside of Frame Figure 25 Hardware Figure 26 16 DR LAWN AERATOR Adjusting the Drive Cable For proper Belt tension the Drive Cable Spring should have gaps of 1 16 between the coils when the Tine Engage
21. g 4 Continue adding a few ounces of oil at a time rechecking the Dipstick until the oil reaches the fill mark Be careful not to overfill 5 Replace the Dipstick and screw it in when full 6 Remove the Gas Fill Cap and fill the Gas Tank with fresh unleaded gas with a minimum of 85 Octane to approximately 1 to 1 1 2 below the top of the fill neck to allow for fuel expansion Be careful not to overfill and reinstall the Gas Fill Cap before starting the engine See your Engine Operator s Manual for more detailed information NOTE To refill the gas tank turn the engine OFF and let the engine cool at least five minutes before removing the gas fill cap Connecting the Battery Wire Electric Start Models Only We ship all Electric Starting systems with the Negative Battery Terminal Wire disconnected This prevents the Battery from discharging during shipment amie irr Ss gn oe Tools and Supplies Needed e Wire Cutters 1 Cut the Cable Tie to release the Keys and negative Battery Wire Figure 7 2 Connect the Negative Wire green onto the negative Battery Lug marked black d Negative Negative m Te naal Wire Keys Cable Figure 7 CONTACT US AT www DRpower com 9 Chapter 3 Operating The DR LAWN AERATOR It may be helpful to better familiarize yourself with the features of your DR LAWN AERATOR by reviewing Figure 1 in Chapter 2 before beginning the steps outlined in this chapter 3 gt
22. hangeEngine Oll time Sours a Change Engine Gear Reducer Oil A4 y Replace Spark Plug a Grease Crankshaft Bearings 0 1 4 Replace Engine Air Fiters C Replace Engine Air Filters Removing and Replacing the Engine Oil Tools and Supplies Needed e 3 8 Wrench e Rags and approved Container for waste oil e Small funnel e Engine Oil see your Engine Manual for Oil specifications nonce The Frame and Engine must be level to get an accurate reading when adjusting the oil level 1 Put Blocks under the Frame so the Engine is level and you can position a Waste Oil Container under the Oil Drain Plug Figure 15 2 Refer to the Engine Operator s Manual for procedures to remove and replace the Engine Oil Figure 15 Note Be sure to use environmentally safe disposal procedures when disposing of used Oil Oil Drain Plug 3 Remove all Blocking from under machine when finished CONTACT US AT www DRpower com 13 Belt Cover Removing and Replacing the Engine Gear Reducer Oil Tools and Supplies Needed e 7 16 Wrench SQ e 3 8 Wrench PM ee Rags P e Small Funnel e Shallow Container for waste Oil Gear e Gear Lube Oil see Engine manual for Oil specifications Ex Reducer Hardware a Note The Engine Gear Reducer Oil is a different type than the Oil used in the Figure 16 Engine itself 1 Remove the two Bolts and Flat W
23. he first time the oil should be changed after the first 5 hours of operation You may then follow the meter signal for oil change reminders If the RPM indication is not responding to changes in engine speed check the connection at the back of the Meter and make certain the meter wire is wrapped tightly around the spark plug wire Chapter 4 Maintaining The DR LAWN AERATOR Regular maintenance is the way to ensure the best performance and long life of your machine Please refer to this manual and the engine manufacturer s operator s manual for maintenance procedures Service intervals listed in the checklist below supersede those listed in the engine manufacturer s operator s manual A WARNING gt WARNING Before performing any maintenance procedure or inspection stop the engine wait five 5 minutes to allow all parts to cool Disconnect the spark plug wire keeping it away from the spark plug Regular Maintenance Checklist PROCEDURE lm EACH EVERY 10 EVERY 25 EVERY 100 SS pos CheckEngineOillevel a eee Engine Oil Level Check General Equipment Condition e g tight nuts bolts welds etc UR hardware as needed Clean Engine Clean Engine Exterior amp Cooling Fins Cooling Fins Grease Tine Rod Bearings por Check Battery Charge Lo ee Check Belt for stretching or wear Replace as needed J a Clean Engine Air Filters a Check Tines for wear Replace as needed a C
24. hold a rag The Engine won t start manually Please refer to the Engine Operator s Manual for engine specific procedures The Engine won t start using Electric Start Please refer to the Engine Operator s Manual for engine specific procedures The Engine lacks power or is not running smoothly Please refer to the Engine Operator s Manual for engine specific procedures DR LAWN AERATOR EEENNNNNNNNNNNNNNNNNNNNNNNNSSSSNELLLLLLLLLLLLLL 6I I I I III IIiIIJI IIEILAK ILL 3 VW ii 6 6 I W N A AA AM LZ7Z Z EZ AZ Z AZAZ AZAZZ over the Spark Plug hole and pull the Recoil Cord several times to blow out any oil in the Cylinder Wipe off the Spark Plug and reinstall it The Recoil may be broken or jammed Visit our website at www DRpower com Check that the Spark Plug Wire is attached Check the oil and gas level See your engine operator s manual You should be using fresh clean gas If the gas is old change it Use a fuel stabilizer if you keep gas longer than one month Check the Throttle adjustment and travel See your engine operator s manual The Spark Plug should be clean If the Spark Plug is dirty or cracked change it If it s oily leave it out hold a rag over the Plug hole and pull the Recoil Cord several times to blow out any oil in the cylinder then wipe off the Plug and reinstall it Make sure that the Fuel Shut Off is in the ON position Make sure the Engine On
25. irmly onto the Meter Wire Terminal on the back of the meter Tine Position Lever Tine Engagement Bail Bar Figure 10 Meter Bracket Maintenance Meter Meter Wire Connector Bolt Lock Washer and Flat Washer Figure 11 Air Filter Cover Screw Figure 12 3 Remove the Bolt Lock Washer and Flat Washer from the Frame using a 1 2 Wrench Figure 11 4 Position the Maintenance Meter Bracket and secure with the Bolt Lock Washer and Flat Washer using a 1 2 Wrench 5 Remove the Engine Air Filter Cover and Filters to gain easy access to the Spark Plug Figure 12 CONTACT US AT wwW DRpower com 11 Spark Plug Wire 4 5 Wraps Meter Wire Figure 13 SenDEC TACH HOUR Function Figure 14 suton 12 DR LAWN AERATOR 6 Pull the Plug Wire Boot from the Spark Plug so you can reach the Plug Wire better Figure 13 7 Route the Meter Wire up to the Spark Plug NOTE Avoid placing the Wire on or near hot surfaces Leave some slack in the Wire between the Meter and Plug Wire to avoid stress to the Wire 8 At the area between the Sheathing and Rubber Boot wrap the Sensor Wire tightly around the Spark Plug Wire 4 to 5 times and secure the Wire as shown with a Cable Tie Make sure the Cable Tie is securing both ends of the Wire securely without causing stress on the Wire Cut the excess Cable Tie and Sensor Wire with Wire Cutters 9 Replace the Engine Air Filter Cover
26. lso visit the Web site of Earth 911 for more information www earth911 org Once there click the Municipal HHW link under Hazardous Household Waste and enter your zip code The site lists recycling centers located near you For a fee you can recycle your Batteries with the International Metals Reclamation Company Visit them at www inmetco com and click Services or contact them at INMETCO PO Box 720 245 Portersville Road Ellwood City PA 16117 724 758 2825 fax 724 758 2845 To learn more about hazardous waste recycling visit the Web site for Battery Council International www batterycouncil org or for the Environmental Protection Agency www epa gov CONTACT US AT www DRpower com 19 na Chapter 5 Troubleshooting Most problems are easy to fix Consult the Troubleshooting Table below for common problems and their solutions If you continue to experience problems contact us at www DRpower com or call toll free 1 800 DR OWNER 376 9637 for support A WARNING WARNING Shut down the engine remove the spark plug wire and wait 5 minutes before performing any maintenance procedure or inspection on the DR LAWN AERATOR Troubleshooting Table SYMPTOM POSSIBLE CAUSE Recoil will not pullout Check the Engine oil level the Engine may be seized See your engine operator s manual or is difficult to pull There may be an oil compression lock in the cylinder Take out the Spark Plug
27. ment Bail Bar is pulled all the way to the Handlebar If there is less or much more than 1 16 then the Drive Cable should be adjusted Tools and Supplies needed e 6mm Wrench e 10mm Wrench 1 Hold the hex of the Cable adjuster with a 6mm Wrench and loosen the Jam Nut with a 10mm Wrench Figure 24 2 Screw the Cable Adjuster in a few turns towards the Spring to tighten the Spring tension Turn it a few turns away to loosen the Spring tension 3 Pull the Bail Bar to check Spring tension and continue adjustment as needed 4 Tighten the Jam Nut against the Cable Adjuster when adjustment is finished Replacing the Wheels Tools and Supplies needed e Two 15 16 Wrenches 1 Lift the DR LAWN AERATOR Wheel off the ground with Blocks or Jack Stands and remove the Locknut from the Wheel Bolt with two 15 16 Wrenches Figure 25 NOTE The front Wheel Locknuts can be accessed from the top of the Frame so lifting the Wheel just off the ground is enough The rear Wheels however will need to be lifted enough to access the Locknuts from underneath 2 The Frame is threaded for the Wheel Bolt Remove the Bolt from the Frame with a 15 16 Wrench 3 Position the new Wheel and reinstall the Wheel Bolt until it is snug with the Wheel but not tight so the Wheel still turns freely 4 Reinstall the Locknut onto the Wheel Bolt 5 Lower the machine to the ground Replacing the Tines Tools and Supplies needed e 15 16 Wrench e 7 8 W
28. ng Se s Cable Tie Figure 3 Extra hardware Two 1 4 20 X 1 3 4 Bolts G6 6 6 Four 1 4 Flat Washers Two 1 4 20 Locknuts Figure 4 Bolt and Flat Washer Flat Washer and Locknut on Bottom Side Handlebar n 4 Figure 5 8 DR LAWN AERATOR 4 Pull the Handlebar Assembly from under the Frame and slide both tube ends into the holes in the Frame Figure 3 5 Reconnect the Bail Bar Spring to the Bail Bar Bracket Note If it is too difficult to reconnect the Spring you can carefully slide one side of the Bail Bar out of the hole in the Handlebar tube attach the Spring and reinstall the Bail Bar back into the Tube 6 Remove the four Bolts Lock Washers and Flat Washers that secure the Rear Cover using a 7 16 Wrench and remove the Cover 7 Rotate the Tine Position Lever back towards the Handlebar and cut the Cable Tie that is holding the Tines in the Raised position Rotate the Tine Position Lever back towards the machine to lower the Tines out of the way 8 Remove two Bolts four Flat Washers and two Locknuts from the Product Package Figure 4 The remaining Washers and Locknuts are spares 9 Align the holes in the Handlebar to the Frame holes and secure each side with a Bolt and Flat Washer top side and Locknut and Flat Washer bottom side using two 7 16 Wrenches Figure 5 Make sure you tighten the hardware adequately 10 Reinstall the Cover 11 Pull the Tine Position Lever b
29. ollowing the procedure in your engine operator s manual If your Engine still lacks power visit us at www DRpower com Troubleshooting Table Continued A WARNING Shut down the engine remove the spark plug wire and wait 5 minutes before performing any maintenance procedure or inspection on the LAWN AERATOR SYMPTOM POSSIBLE CAUSE Engine smokes Check the oil level and adjust as needed You may be operating the machine on too great an incline Do not operate on slopes greater than 15 degrees Check the Air Filter and clean or replace if needed You may be using the wrong oil too light for the temperature Refer to your Engine Operator s Manual for detailed information Clean the Engine cooling fins and the carburetor housing if they are dirty If the Engine still smokes visit us at www DRpower com The Engine runs well but Check the Belt tension See Adjusting the Drive Cable section on page 16 the Tines won t move Check the Belt for wear Replace the Belt if needed Confirm there is nothing wedged wrapped around Tine assembly or Pulleys Vibrations higher than Check for loose hardware and tighten as needed normal Lawn conditions may be too hard Try softening the lawn by watering and aerating the next day Check the Tines for wear Replace as needed The Tines may be plugged with hardened soil from the last use Clean the Tines with a screwdriver Unit does not self Lawn conditions may be too
30. operate an internal combustion engine using hydrocarbon fuels without an engine spark arrester This also applies to operation on US Forest Lands All DR LAWN AERATORS shipped to California New Mexico and Washington State are provided with spark arresters Failure of the owner or operator to maintain this equipment in compliance with state regulations is a misdemeanor under California law and may be in violation of other state and or federal regulations Contact your State Park Association or the appropriate state organization for specific information in your area No list of warnings and cautions can be all inclusive If situations occur that are not covered by this manual the operator must apply common sense and operate this DR LAWN AERATOR in a safe manner Contact us at www DRpower com or call 1 800 DR OWNER 376 9637 for assistance CONTACT US AT www DRpower com 5 Chapter 2 Setting Up The DR LAWN AERATOR It may be helpful to familiarize yourself with the controls and features of your DR LAWN AERATOR as shown in Figure 1 before beginning these procedures If you have any questions at all please feel free to contact us at www DRpower com DR LAWN AERATOR Controls and Features e es i gt Tine amp p Position hk gt ya ou NS TRG Lever p N 3 Y H we a b M N A GaN Bail Bar Tine HL d Engagement R P d 8 y Battery Electric Start Only Rubber Wheels
31. rench 7 16 Wrench Jack Stands Wheel Chocks 1 Remove the four Bolts and Flat Washers that secure the Cover using a 7 16 Wrench Figure 26 and remove the Cover 2 3 PROM 1 A CAUTION The aerator must be very stable when changing the tines If you do not position the jack stands and chocks securely the machine may fall and injure you 4 5 Hold the Tine Hex in place with a 7 8 Wrench as you turn the Jam Nut 10 Repeat with other Tines as needed 11 Raise the Tines with the Tine Position Lever and lower the machine to the Place Wheel Chocks in front of the front Wheels Lift the rear of the DR LAWN AERATOR off the ground with Jack Stands Jam Nut Tine Hex Lower the Tines with the Tine Position Lever Tine Figure 27 away from the Tine Shaft with a 15 16 Wrench Figure 27 Having the Jam Nut loose will now allow you to unscrew the Tine by the Tine Hex to remove the Tine from the Tine Shaft Thread Locki Add some Thread Locking Compound to the first few lower threads of the oaa A Tine as shown and screw the Jam Nut all the way onto the threads as close to the Tine Hex as possible by hand Figure 28 Screw the New Tine into the Tine Rod all the way until it stops If the Tine Tine Core Opening core opening is not facing towards the rear of the machine turn it back until the opening is facing the rear Hold the Tine Hex with the 7 8 Wrench and tighten the Jam Nut very tight agains
32. s DC at no more than 2 amps e At 1 amp the Battery may need to be charged for as long as 48 hours e At2 amps the Battery may need to be charged for as long as 24 hours NOTE Using the Recoil Starter and then running the Engine will not recharge a dead or significantly discharged Battery To connect a Battery Charger to your DR LAWN AERATOR follow the steps listed below 1 Attach the Black alligator clipped wire from the Charger Adapter to the Negative terminal of the Battery then attach the Red alligator clipped wire to the Positive Battery terminal 2 Plug the Charger into a standard wall outlet e Typically the Battery takes between 6 and 8 hours to fully charge Do not leave the charger on the battery longer than 24 hours for a 2 amp charger or 48 hours for a 1 amp charger as you could potentially damage the battery e You can charge the Battery many times The Battery lasts longer if you charge it before it is fully drained Keep it fully charged and at room temperature when not using your DR LAWN AERATOR e fthe Battery does not hold its charge for very long under normal conditions or it simply won t hold a charge then replace it You can purchase replacement Batteries directly from us To install your new Battery follow the directions on the next page Be ll 5 When you are finished charging the battery disconnect the charger from the outlet first then disconnect the battery charger wires from the battery
33. s a highly flammable liquid Gasoline also gives off flammable vapor that can be easily ignited and cause a fire or explosion Never overlook the hazards of gasoline Always follow these precautions e Never run the engine in an enclosed area or without proper ventilation as the exhaust from the engine contains carbon monoxide which is an odorless tasteless and deadly poisonous gas e Store all fuel and oil in containers specifically designed and approved for this purpose and keep them away from heat and open flame and out of the reach of children Replace rubber fuel lines and grommets when worn or damaged and after 5 years of use Fill the gasoline tank outdoors with the engine off and after the engine has cooled completely Don t handle gasoline if you or anyone nearby is smoking or if you re near anything that could cause it to ignite or explode Reinstall the fuel tank cap and fuel container cap securely e If you spill gasoline do not attempt to start the engine Move the machine away from the area of the spill and avoid creating any source of ignition until the gas vapors have dissipated Wipe up any spilled fuel to prevent a fire hazard and properly dispose of the waste e Allow the engine to cool completely before storing in any enclosure Never store a fuel container or machine that has gas in the tank near an open flame or spark such as a water heater space heater clothes dryer or furnace e Never make adjustments or repairs
34. t the Tine Shaft with a 15 16 Wrench Figure 28 ground 12 Reinstall the Cover NOTE Allow the Thread Locking Compound to cure overnight before using the Aerator CONTACT US AT www DRpower com 17 Battery Care For Electric Start Models Only Proper care can extend the life of a Battery Follow these recommendations to ensure your Battery s best performance and long life Do not allow the Battery charge to get too low If the machine is not used charge the Battery every 4 6 weeks Operate the engine for at least 45 minutes to maintain proper Battery charge Store an unused Battery in a dry environment with temperatures between 40 F 5 C and 95 F 35 C Make sure the storage temperatures will never be outside of these limits The battery will discharge more slowly at the lower temperature range Do not charge an already charged Battery In theory you cannot overcharge our Battery with a trickle charger however when a Battery is fully charged and the charger is still on it generates heat that could be harmful to the Battery A fully charged Battery will read 12V 13 2V with a voltmeter e Do not continue to crank your Engine when the Battery charge is low Charging the Battery Operate the Engine for at least 45 minutes to maintain proper Battery charge If the Battery loses its charge you will need to use a trickle charger like the DR Battery Charger to recharge it The Charger should have an output of 12 volt
35. tion This is to warm the grease in the Tine Crank Bearings Aerating your Lawn Practice aerating in an open area prior to aerating in tight areas A WARNING WARNING Read and understand the warnings listed in Chapter 2 General Safety Rules before operating this LAWN AERATOR 1 Start the Engine as described in the Starting the Engine section on the previous page 2 Allow the engine to warm up at idle for a few minutes and then adjust the Throttle to the rabbit fast position 3 Make sure the Tine Position Lever is in the Raised position Figure 10 Note Always aerate with the Throttle Lever at the rabbit fast position 4 Hold the Tine Engagement Bail Bar to the Handlebar 5 Slowly push the Tine Position Lever forward and keep pace with the machine as the Tines engagement with the ground causes the self propel action Note Do not push the machine while operating The holes will be deeper if you allow the Aerator to pull itself forward as the tines penetrate the soil A CAUTION CAUTION Never cross hard objects or surfaces sidewalks driveways stepping stones etc with the tines down Installing the Maintenance Meter Accessory Kit 19945 Tools and Supplies needed e 1 2 Wrench 1 Insert the Meter into the Bracket opening as shown in Figure 11 Press it firmly to ensure the retaining clips on the top and bottom of the meter have snapped into place 2 Slide the Meter Wire Connector f
36. wet so that Tines just scoop mud Let lawn dry before aerating propel Lawn conditions may be too hard so that Tines do not penetrate Try softening the lawn by watering and aerating the next day You may be traveling up too steep an incline Cores are short or not Lawn conditions may be too hard so that Tines do not penetrate Try softening the lawn by nicely formed watering and aerating the next day Lawn conditions may be too wet so that Tines just scoop mud Let lawn dry before aerating CONTACT US AT www DRpower com 21 ET Chapter 6 Parts Lists and Schematic Diagrams Parts List FRAME AND DRIVE ASSEMBLY NOTE Part numbers listed are available through DR Power Equipment Ref Part Description 30322 Frame w Labels 2 27640 Brace Frame 3 11983 Bolt HCS 1 4 20 X 3 4 GR2 ZP 4 10181 Washer Lock 1 4 Split ZP 5 2 641 Wheel 10 Dia X 2 5 5 8 Bore 6 2 642 Bolt HCS 5 8 11 X 5 GR5 ZP 7 10131 Nut Nylon Lock 5 8 11 ZP 8 27672 Guard Rear 9 11238 Washer Flat 1 4 USS 10 27657 Pulley V Drive 3 5 Dia 3 4 Bore 1l 24677 Key Sq 3 16 X 1 12 27658 Belt V B Corded Wrapped 13 27659 Arm Idler 14 2222 Bushing 386 X 623 X 78 15 11985 Bolt HCS 3 8 16 X 1 1 2 GR5 ZP 16 12170 Washer Flat 3 8 USS 17 11075 Nut Nylon Lock 3 8 16 ZP 18 27662 Cable Drive 19 11073 Nut Nylon Lock 1 4 20 ZP 20 27661 Pulley Flat Idler 2 3 4 Dia 21 15712 Bolt HCS 3 8 16 X 2 1 4
37. with the engine running Shut down the engine disconnect the spark plug wire keeping it away from the spark plug to prevent accidental starting and wait 5 minutes before making adjustments or repairs e Never tamper with the engine s governor setting The governor controls the maximum safe operation speed and protects the engine Over speeding the engine is dangerous and will cause damage to the engine and to the other moving parts of the machine If required see your authorized dealer for engine governor adjustments e Keep combustible substances away from the engine when it is hot e Never cover the machine while the muffler is still hot Do not operate the engine with the air cleaner or the carburetor air intake cover removed Removal of such parts could create a fire hazard Do not use flammable solutions to clean the air filter e The muffler and engine become very hot and can cause a severe burn do not touch Protecting Yourself and those around you A WARNING Operating the DR LAWN AERATOR safely is necessary to prevent or minimize the risk of death or serious injury Unsafe operation can create a number of hazards for you as well as anyone else in the nearby area Always take the following precautions when operating the DR LAWN AERATOR e Keep in mind that the operator or user is responsible for accidents or hazards occurring to other people their property and themselves e Your DR LAWN AERATOR is a powerful tool not a plaything E
38. xercise extreme caution at all times The machine is designed to aerate lawns Do not use it for any other purpose 4 DR LAWN AERATOR Protecting Yourself and those around you continued e Keep bystanders at least 50 feet away from your work area at all times Stop the engine when another person or pet approaches Know how to stop the DR LAWN AERATOR quickly see stopping the engine in chapter 3 Never operate your unit on a slippery wet muddy or icy surface Exercise caution to avoid slipping or falling Never use the machine without ensuring that all guards and shields are in place Never under any conditions remove bend cut fit weld or otherwise alter standard parts on the LAWN AERATOR This includes all shields and guards Modifications to your machine could cause personal injuries and property damage and will void your warranty Allow only one person to operate the DR LAWN AERATOR at any time If the machine should start making an unusual noise or vibration shut down the engine disconnect the spark plug wire keeping it away from the spark plug to prevent accidental starting wait 5 minutes then inspect for loose parts or damage Vibration is generally a warning of trouble Tighten clean repair and or replace parts as necessary Never tamper with safety devices Check their proper operation regularly Before performing any maintenance or inspection procedure on the DR LAWN AERATOR raise the tines with th
Download Pdf Manuals
Related Search