LAWN PLUG AERATOR 50" WIDTH USER`S MANUAL Item# 250280
Contents
1. LAWN PLUG AERATOR 50 WIDTH USER S MANUAL Read carefully and understand RULES FOR SAFE OPERATION and instructions before operating Failure to follow the safety rules and other basic safety precautions may result in serious personal injury Iitem 250280 For technical questions and replacement parts please call 1 800 222 5381 Thank you very much for choosing a NORTHERN TOOL EQUIPMENT CO INC Product For future reference please complete the owner s record below Model Purchase Date Save the receipt warranty and these instructions It is important that you read the entire manual to become familiar with this product before you begin using it This machine is designed for certain applications only Northern Tool Equipment strongly recommends this machine is not modified and or used for any application other than that for which it was designed If you have any questions relative to a particular application DO NOT use the machine until you have first contacted Northern Tool Equipment to determine if it can or should be performed on the product TO THE CUSTOMER This manual contains valuable information about your new aerator It has been carefully prepared to give you helpful suggestions for operating adjusting and servicing Keep this manual in a convenient place for quick and easy reference Study it carefully only by proper care and operation can you expect to receive the service and long life designed and buil2. 11 Lock Pin 1 29 Spacer 2 1 3 L 1 12 Bolt M8x30 6 30 Spacer 1 L 2 13 Bolt M8x25 6 31 Spacer 3 L 1 14 Spacer 1 4 L 8 32 Spacer 5 1 3 L 2 15 Knife Tool 32 33 Taper Knob 1 16 Carriage Bolt M8x20 64 34 Flat Washer 20 6 17 Lock Nut 8 84 35 Lock Nut 1 4 3 18 Shaft Shoulder 1 Northern Tool Equipment Co 2800 Southcross Drive West P O Box 1499 Burnsville MN 5337 0499 Made in China
3. and have developed a thorough understanding of the safety precautions and of how it works To prevent injury or death use a tractor equipped with a Roll Over Protective System ROPS Never exceed the limits of a piece of machinery If its ability to do a job or to do so safely is in question DON T TRY IT Do not modify the equipment in any way Unauthorized modification may impair the function and or safety and could affect the life of the equipment In addition to the design and configuration of this implement including Safety Signs and Safety Equipment hazard control and accident prevention are dependent upon the awareness concern prudence and proper training of personnel involved in the operation transport maintenance and storage of the machine Refer also to Safety Messages and Operation Instructions in each of the appropriate sections of the Tractor and Aerator Manuals Pay close attention to the Safety Signs affixed to the Tractor and the Aerator A RULES FOR SAFE OPERATIONS Remember any power equipment can cause injury if operated improperly or the user does not understand how to operate the equipment LOOK FOR THIS SYMBOL YN ro POINT OUT IMPORTANT SAFETY PRECAUTIONS IT MEANS ATTENTION BECOME ALERT YOUR SAFETY IS INVOLVED CAUTION VEHICLE BRAKING AND STABILITY MAY BE AFFECTED WITH THE ADDITION OF AN ACCESSORY OR AN ATTACHMENT BE AWARE OF CHANGING CONDITIONS ON SLOPES Exercise caution at all times when using
4. ates to the tray using eight M8 x 20 hex bolts M8 hex lock nuts Do not tighten till final step STEP16 Place the lift handle through the slot in the tray Fasten the lift handle to the smaller hole in the middle wheel bracket using the bolt and hex lock nut which you pre assembled earlier Fasten the lift handle to the larger hole in the wheel bracket using a M8 x 30 hex bolt the shoulder spacer a M8 hex lock nut Tighten STEP17 Push the grip onto the lift handle STEP18 Place the aerator right side up its wheels locking the lift handle into the offset at the front of the tray slot Perform the following steps to assure correct alignment of the lift handle with the slot 1 Adjust the tray side to side until the lift handle rests against the right side viewed from rear of the offset at the front of the slot 2 Straighten the end plates and then tighten the eight bolts at the corners of the tray making sure the lift handle still rests against the right side of the slot offset 3 Straighten the middle brace and tighten the two bolts which fasten it to the tongue STEP19 Make sure the lift handle still rests against the right side of the slot offset You should have to force the handle over into alignment with the slot when lowering the aerator OPERATION Aerating involves cutting small holes in the soil to create small reservoirs that bring oxygen fertilizer and water down into the root zone For best performance of the spik
5. e aerator attachment the following lawn preparation and aerator operation is recommended Spike points are sharp Exercise caution at all times when spike points are rotating or when points are being handled 1 To level the spike tray after the aerator is attached to the tractor hitch loosen the lock washers and hex nuts holding the hitch mount arms to the brackets at the rear of the tray make the tray as level as possible and then retighten the nuts 2 The spike tray may be raised to the transport position by pushing the lift handle backward 3 The spike tray may be lowered to the working position by moving the lift handle forward 4 Mow the lawn and remove loose clippings prior to use of the aerator 5 Start the tractor engine with controls in neutral and then place throttle at a slow engine speed 6 Engage the shift lever in lowest possible forward speed and then lower the aerator allowing spike points to enter the ground Increase speed as conditions permit 7 Aerate in the straightest line possible 8 Make overlapping passes to Increase density to the spike point pattern 9 To prevent damage to lawn do not make sharp turns while spike points are engaged in ground 10 Aerate in an up and down direction on slopes 11 To Increase depth of spike point penetration add weight to the tray as necessary The tray holds concrete blocks or patio blocks at approximately 35 Ibs each Secure the weight with straps or wire
6. ghway or any other public thorough fare 12 Follow the maintenance instructions as outlined in this owner s manual ASSEMBLY STEP1 Assemble 8 aerator knives to a double spool assembly using sixteen M8 x 20 carriage bolts 8 lock washers and M8 hex lock nuts All knives should face the same direction Tighten Repeat for other double spool assemblies STEP2 Push a split plastic bearing into each end of the spool tube STEP3 Assemble a wheel bracket to the middle hole in the shaft so that the hub faces the short end of the shaft Fasten the bracket to the shaft using a 1 4 x 1 8 16 hex bolt and a 1 4 hex lock nut Tighten STEP4 Pre assemble a M8 x 30 hex bolt and M8 hex lock nut to the smaller hole in the wheel bracket Insert the bolt from the hub side of the bracket Do not tighten yet STEP5 Assemble double spool assembly knives facing in a 5 29 long spacer another double spool assembly knives facing out a 1 00 long spacer and a 20 flat washer onto the short end of the shaft STEP6 Assemble a 2 38 long spacer a 20 flat washer the middle bracer a 20 flat washer a 2 9 long spacer a double spool assembly knives facing in a 5 29 long spacer a double spool assembly knives facing out a 1 00 long spacer and a 20 flat washer onto the long end of the shaft The bent lip of the middle brace must face the short end of the shaft STEP7 Rotate the wheel bracket fastened to the middle of the shaft so that it is p
7. ointing up Assemble an end plate a 20 flat washer and a wheel bracket onto the long end of the shaft Point the wheel bracket Fasten to the shaft using a 1 4 x 1 9 16 hex bolt and 1 4 hex lock nut Tighten Repeat for other end of shaft STEP8 Assemble a wheel to the left and right wheel brackets Use a M12 x 110 hex bolt and 12 big flat washer and M12 nuts Adjust the nuts so that the wheel is held securely Repeat on right side but will spin freely STEP9 Assemble the hitch bracket to the tongue using two M8 x 25 hex bolts and M8 hex lock nuts Tighten STEP10 Assemble the hitch pin through the hitch bracket and the tongue Secure it with the hair cotter pin STEP11 Assemble the tongue to the tray placing the wide end of the tray slot to the front with two M8 x 25 hex bolts two M8 x 30 hex bolts four 1 4 long spacers four M8 hex nuts Tighten STEP12 Assemble two M8 x 30 hex bolts four 1 4 long spacers two M8 hex lock nuts to the holes on the right side of the slot in the tray Tighten STEP13 Align the tray between the end plates Use three M8 x 20 hex bolts to temporarily secure three corners of the tray to the end plates Leave one upper corner empty STEP 14 Rotate the middle brace up against the tongue aligning it with the holes that are closest to slot in the tray Fasten the brace to the tongue using two M8 x 25 hex bolts M8 hex lock nuts Do not tighten till final step STEP15 Assemble both of the end pl
8. power equipment 1 Read this owner s manual carefully for operating and service instructions before attempting to assemble or operate this equipment Be thoroughly familiar with the proper use of this equipment 2 Read the vehicle owners manual and vehicle safety rules and know how to operate the vehicle before using this equipment 3 Never allow children to operate the tractor or aerator attachment and do not allow adult s to operate without proper instructions 4 This aerator attachment has sharp points Always handle with care and wear substantial foot wear when operating this aerator 5 Do not allow anyone to ride or sit on aerator attachment frame or on towing vehicle 6 Keep the area of operation clear of all persons particularly small children and also pets 7 Always begin with the transmission in first low gear and engine at low speed and gradually Increase speed as conditions permit 8 Vehicle braking and stability may be affected with the attachment of this equipment Be aware of changing conditions on slopes Refer to safety rules in the vehicle owner s manual concerning sale operation on slopes 9 Always operate up and down a slope never across the face of a slope 10 This equipment should be operated at reduced speed on rough terrain along creeks and ditches and on hill sides to prevent tipping and loss of control Do not drive too close to a creek or a ditch 11 Do not tow this equipment on a hi
9. t into this aerator GENERAL SAFETY RULE EQUIPMENT SAFETY GUIDELINES Safety of the operator is one of the main concerns in designing and developing a new piece of equipment Designers and manufacturers build in as many safety features as possible However every year many accidents occur which could have been avoided by a few seconds of thought and a more careful approach to handling equipment You the operator can avoid many accidents by observing the following precautions in this section To avoid personal injury study the following precautions and insist those working with you or for you follow them In order to provide a better view certain photographs or illustrations in this manual may show an assembly with a safety shield removed However equipment should never be operated in this condition Keep all shields in place If shield removal becomes necessary for repairs replace the shield prior to use Never use alcoholic beverages or drugs which can hinder alertness or coordination while operating this equipment Consult your doctor about operating this machine while taking prescription medications Review the safety instructions with all users annually This equipment is dangerous to children and persons unfamiliar with its operation The operator should be a responsible adult familiar with farm machinery and trained in this equipment s operations Do not allow persons to operate or assemble this unit until they have read this manual
10. using the tray flange 12 If the ground is extremely hard and dry it should be sprinkled or watered down for one to two hours prior to the aerator 13 Do not aerate if the ground is too wet or muddy MAINTENANCE 1 Before each use check all nuts and bolts for tightness 2 Lubricate wheels as needed Normal lubricant is applicable 3 If rust appears on shield or spikes sand lightly and coat with enamel paint 4 Store in a dry area and coat exposed metal with right oil when not in use Normal grease oil is applicable 5 Spike points can be periodically sharpened with a small grinder to maintain good soil penetration Points should be removed for sharpening STORAGE amp SAFETY 1 Store the unit in an area away from human activity Do not permit children to play on or around the stored unit 2 Make sure all parked machines are on a hard level surface and engage all safety devices 3 If blocking is used make sure it is solid and secure before leaving area DIAGRAM PARTS LIST No Description Qty No Description Qty 1 Tray 1 19 Bolt M8x20 8 2 Middle Brace 1 20 Flat Washer 8 8 3 Side Support 2 21 Bolt 1 4 x1 9 16 3 4 Lift Handle 1 22 Hitch Pin 1 5 Moving Bridge 1 23 R Pin 1 6 Shaft 1 24 Bolt M12x110 2 7 Hitch Bracket 1 25 Lock Nut M12 2 8 Wheel 2 26 Big Flat Washer 12 2 9 Wheel Carrier 3 27 Nut M12 2 10 Turntable Assembly 4 28 Plastic Bush 8
Download Pdf Manuals
Related Search