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Original Instructions (EN)
Aerator 686 and 687
Model No. 44856—Serial No. 402900001 and Up
Model No. 44867—Serial No. 402900001 and Up
Form No. 3425-248 Rev A
*3425-248* A

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Summary of Contents for Toro 686

  • Page 1 Form No. 3425-248 Rev A Aerator 686 and 687 Model No. 44856—Serial No. 402900001 and Up Model No. 44867—Serial No. 402900001 and Up *3425-248* A Register at www.Toro.com. Original Instructions (EN)
  • Page 2 Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model g000502 Figure 2 and serial numbers of your product ready.
  • Page 3: Table Of Contents

    Contents Safety Safety ............... 3 General Safety General Safety ........... 3 Safety and Instructional Decals ......4 • Read and understand the contents of the Setup ................ 5 Operator’s Manual for both the aerator and the 1 Installing the Wheels........6 traction unit.
  • Page 4: Safety And Instructional Decals

    Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or missing. decal106-0229 106-0229 1. Warning—remove the 2. Cutting/severing hazard key from the ignition of hand;...
  • Page 5: Setup

    Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. Wheel assembly Spacer Axle Install the wheels. Slotted nut Cotter pin Weight Bolt (1/2 x 2-3/4 inch) Install the weights. Flanged locknut (1/2 inch) Tongue assembly Bracket Bolt (1/2 x 2-1/2 inch)
  • Page 6: Installing The Wheels

    Loosen the castle nut until it separates from the frame, and the wheel hub has end play. Tighten the slotted nut to 1.5 to 2 N∙m (15 to 20 in-lb) while rotating the wheel. Installing the Wheels Note: If the cotter pin hole in the axle shaft is misaligned with a slot in the nut, loosen the nut Model 44856 until the hole and slot aligns.
  • Page 7: Mounting The Tongue Assembly

    Mounting the Tongue Assembly Model 44856 Parts needed for this procedure: Tongue assembly Bracket Bolt (1/2 x 2-1/2 inch) g216319 Figure 6 Nut (1/2 inch) Washer (1/2 inch) Secure the tongue assembly and the brackets Lock washer (1/2 inch) with the hardware as shown in Figure 7 Lock pin torque the nuts to 54 to 74 N∙m (67-83 ft-lb).
  • Page 8: Attaching The Pump And Cylinder Assembly

    g216321 Figure 8 g216317 Attaching the Pump and Cylinder Assembly Model 44856 Parts needed for this procedure: Pump and cylinder assembly Screw (3/8 x 1-1/4 inch) Washer (3/8 inch) Locknut (3/8 inch) Screw (1/2 x 1-1/4 inch) Nut (1/2 inch) Lock washer (1/2 inch) g216318 Figure 9...
  • Page 9: Product Overview

    Contact your Authorized Service Dealer or authorized Toro Frame Welded tubular steel; divided distributor or go to www.Toro.com for a list of all into 3 sections, each section approved attachments and accessories. moves horizontally and...
  • Page 10: Operation

    Operation Note: Determine the left and right sides of the traction unit from the normal operating position. Assembling the Aerator to the Traction Unit g264991 Preparing the Traction Unit Figure 11 Park the traction unit on a level surface, shut off the engine, engage the parking brake, remove Use the hydraulic hand pump, move the lift arm the key, and wait for all movement to stop before...
  • Page 11 If removed, install the upper 3-point link (Figure 16) to the traction unit. g265012 g265074 Figure 13 Figure 16 1. Hitch hardware (traction 3. Tongue (aerator) 1. Upper 3-point link 3. Upper-link bracket unit) 2. Lynch pin 4. Clevis pin 2.
  • Page 12: Installing The Tines

    Installing the Tines Important: Install the tines only after attaching the aerator to the traction unit. Start at the outside casting and install the tines as shown in Figure g265124 Figure 18 1. Nut (3/4 inch) 4. Lift arms (aerator) g029052 2.
  • Page 13 Using Model 44867 lock-bar bracket, and secure the lock pin to the bracket with the hair pin (Figure 22). Start the traction unit engine and run it at a low Note: speed. Moving the lock pin to stow/aerating position allows you to raise and lower the aerator With 3-point or remote-hydraulics control of the while working at the job site.
  • Page 14: Maintenance

    Maintenance CAUTION If you leave the key in the switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the switch before you perform any maintenance. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval •...
  • Page 15: Chassis Maintenance

    g265328 Figure 26 Model 44867 Chassis Maintenance Checking the Main Arms Bushings Checking Tire Air Pressure Service Interval: Every 100 hours Model 44856 The 6 main arms pivot freely horizontally and vertically to allow the unit to follow the contour of the ground. Service Interval: Before each use or daily A bronze bushing is pressed inside the pivot holes Check the tire pressure...
  • Page 16: Adjusting The Springs

    Tighten the bolt (5/8 x 2 inch) and nut (5/8 inch) against the bushings, not the arms, to allow it to pivot freely. Adjust the spring tension; refer to Adjusting the Springs (page 16). Adjusting the Springs The purpose of the springs is to distribute the weight evenly and reduce the shock load on the pivot points.
  • Page 17: Storage

    Storage Raise the tines. Stop the traction unit, shut off the engine, engage the parking brake, and remove the key. Remove dirt and debris from the entire aerator. Clean the cores out of the tines. Important: You can wash the aerator with mild detergent and water.
  • Page 18 The Toro Company (“Toro”) respects your privacy. When you purchase our products, we may collect certain personal information about you, either directly from you or through your local Toro company or dealer. Toro uses this information to fulfil contractual obligations - such as to register your warranty, process your warranty claim or to contact you in the event of a product recall - and for legitimate business purposes - such as to gauge customer satisfaction, improve our products or provide you with product information which may be of interest.
  • Page 19 While the exposure from Toro products may be negligible or well within the “no significant risk” range, out of an abundance of caution, Toro has elected to provide the Prop 65 warnings. Moreover, if Toro does not provide these warnings, it could be sued by the State of California or by private parties seeking to enforce Prop 65 and subject to substantial penalties.
  • Page 20 Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer.

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