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GS04
VERTICUTTER/SCARIFIER
Owner's Manual

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Summary of Contents for GRADEN GS04

  • Page 1 GS04 VERTICUTTER/SCARIFIER Owner's Manual...
  • Page 2 Graden Industries Pty. Ltd. 26-28 Scammel Street, Campbellfield Victoria, AUSTRALIA 3061 Phone : (03) 9305 3400 Fax : (03) 9305 3995 International Phone : +61 3 9305 3400 Email : sales@graden.com.au Website : www.graden.com.au Doc. # 053-GS04-H-AUS Issue Date: 23/01/2009...
  • Page 3: Table Of Contents

    Table of Contents 1. Specifications 2. To the Owner Preliminary Instructions Warning Symbols Servicing the Verticutter 3. Safety Information General Rules Training Personal Protective Equipment (PPE) Preparation Operational Safety Maintenance Safety 4. Controls Pulley Clutch Handle Lifting / Lowering Handle Motion Lever Engine Lever Neutral Lever...
  • Page 4: Specifications

    1. Specifications Model Graden GS04 Verticutter/Scarifier Engine Honda GX390 Power 13hp Horizontal shaft Engine Oil 1.1 litres SAE 30W Grade Fuel Unleaded 86 RON (minimum) Transmission Oil SAE 30W Grade Cutting Width 400mm Cutting Depth 0-45mm (maximum with standard blades)
  • Page 5: To The Owner

     Keep this manual at hand as a ready reference for anybody using the Graden GS 04 Verticutter  The designed and tested safety features of this machine are dependent on it being operated within the limitations described in...
  • Page 6: Servicing The Verticutter

    Your authorised Graden representative has access to tools, genuine spares and equipment to service any and all of your requirements. Use only genuine Graden parts; substitute parts will void the warranty and may not meet the safety and performance standards required for safe and effective operation of the Verticutter.
  • Page 7: Safety Information

    At the time of printing, material in this manual was current but may vary due to the aforementioned ongoing development. Graden Industries reserve the right to change the machinery specifications without notice. General Rules ...
  • Page 8: Training

     Do not allow children to operate the machine or be near it during its operation.  Only people who are very familiar with the rules of safe operation should be allowed to use this machine  Only use the machine during daylight or in good artificial light ...
  • Page 9: Personal Protective Equipment (Ppe)

      WARNING Stay alert for holes, ditches or obstacles that might obstruct the unit or cause it to tip over.  Be aware of the hazards associated with the engine :  Petrol is highly flammable so only use an appropriate container ...
  • Page 10: Preparation

      DANGER Never wear sandals, sneakers or have bare feet when operating the Verticutter. Preparation  Ensure all safety warnings and decals are in place and legible.  Remove any accumulated debris that might represent a fire hazard.  Ensure that the blades are in a serviceable condition and that the rotor shaft mounting bolts are secure.
  • Page 11: Maintenance Safety

    Maintenance Safety  DANGER  Raise blades clear of turf or surface, disengage blades and turn off the engine before carrying out any maintenance or servicing.  Never allow anybody to start the engine while adjustments, maintenance or servicing are being performed. ...
  • Page 12: Controls

    4. Controls Please refer to the diagrams. All directions are given with reference to standing behind the handles and facing in the direction of forward travel. Pulley Clutch Handle This handle engages the rotor blades. To engage the blades pull the pulley clutch handle (0031) towards you gently and smoothly until it locks down in position against the control panel.
  • Page 13: Operating Instructions

    5. Operating Instructions  DANGER  Do not operate the Verticutter until you have completely read this manual. Preliminary Checks 1. Clear any debris from above and underneath the machine 2. Ensure scheduled maintenance activities have been completed. 3. Inspect belts for condition and correct tension. 4.
  • Page 14: Verticutting

    Verticutting 1. Select the depth of cut via the height adjustment knob (0218). Normal range of cut (with standard 190mm blades) is 15mm to 38 mm deep. One revolution of the knob is approximately equivalent to 1mm change in the cutting depth. Clockwise rotation of the knob means a shallower cut;...
  • Page 15: Maintenance Operations

    6. Maintenance Operations The performance of certain maintenance, adjustment or repair operations will be determined by the owner’s facilities. Tilting of the machine for the purpose of under-deck servicing should be done with great care. If the Verticutter is tilted forward (i.e. pivoting over the front axle) there is a risk that engine oil can enter the cylinder head of the engine and transmission oil can leak from the breather located on top of the transmission.
  • Page 16: Adjustments And Settings

    4. When finished, gently lower the front of the machine back down to the ground. Adjustments and Settings 6.1.1 Rotor belts Correct tension on the rotor belts is assured by the tensioning spring kit on the pulley clutch rod. If, due to belt stretch, there is insufficient tension on the belts to keep the rotor blades engaged and the belts from slipping, you can tighten the nyloc nut on the end of the rod to increase compression of the spring (5181).
  • Page 17: Replacements

    Replacements 6.2.1 Blade replacement Push the pulley clutch handle (0031) fully forward. Remove the belt guard (0294) Remove rotor belt retaining bracket (0066). Remove rotor drive belts (5550) by easing them off the pulley (5004) on the end of the rotor shaft (0047). Loosen the grub screw from the eccentric locking collar on the bearing (5088) at the left end of the rotor shaft and tap the locking collar in the opposite direction to which it has...
  • Page 18: Belt Replacement

    6.2.2 Belt Replacement Note :Most of the stretch that the belts experience takes place in the first few hours under load conditions after they have been first installed. After fitting new belts it is advisable that the tension be checked after the first 3 to 4 hours of operation.
  • Page 19: Engine Maintenance

    slide between the top of the transmission drive pulley (5527) and the engine base assembly (1799). Now remove the belt from the gearbox pulley in the same fashion, by rotating it to the thinner profile and sliding it between the gearbox pulley and the engine base. Fit a new belt in reverse order.
  • Page 20: Maintenance Schedule

    Maintenance Schedule After first 4 hours :  Check tension on pulley clutch handle ; adjust as required  Check tension on gearbox pulley ; adjust as required  Check tension on transmission drive pulley ; adjust as required  Check that the bolts on the handle assembly pivot points are smooth in operation and not too sloppy or binding ...
  • Page 21 CONTROLS MOTION LEVER LIFTING/LOWERING HANDLE ENGINE LEVER PULLEY CLUTCH HANDLE...
  • Page 22: Engine Assembly

    Part Number Description Part Number Description 0015 Extension Shaft ” Flat Washer 0019 Drive Idler Pulley ” Spring Washer 0020 Tensioning Bracket ” Internal Tooth Washer 0067 " Square x 50 mm Key ” UNF Hex Nut 0069 " Square x 40 mm Key ”...
  • Page 23 Part Number Description 0004 Deflector Panel 5022 0005 Front Cover 0094A 0014 0011 Height Linkage (Inner) 0012 Height Linkage (Outer) 0012 0013 Height Transfer Shaft 0014 Rod Bracket 0011 0092 Height Adjustment Shaft 0013 0092 0094 Height Adjustment Roller 0094A Height Adjustment Roller (Offset) 0098 Handlemount...
  • Page 24 Part Number Description 0303 Part Number Description ” Flat Washer 0070 ” Square x 60 mm Key 9471 ” Spring Washer 0268 Wheel Hub ” Internal Tooth Washer 0303 Upper Motion Lever ” UNF Hex Nut 0309 Neutral Lever ” UNF Nyloc Nut 0311 Pivot Support ”...
  • Page 25 Part Number Description 0006 Rear Cover 1799 0009 Hinge 0039 Rotor Shaft Washer 0047 Rotor Shaft 0048 Cutting Blade - 2 mm Tip (Std) 0049 Cutting Blade - 3 mm Tip (Opt) 0066 Rotor Belt Retaining Bracket 0068 ” Square x 25 mm Key 0900 26 mm Spacer 1799...
  • Page 26: Handle Assembly

    0030 Part Number Description 0031 0014 Rod Bracket 0026 Handle Assembly 0030 Lowering Handle 0031 Pulley Clutch Handle 0072 0033 Connecting Rod 0072 Spacer 0072 0073 Cable – Engine Lever 0096 Motion Lever Bracket 0098 Handlemount 0033 5005 0303 Upper Motion Lever 0382 Motion Lever 0483...
  • Page 27 5022 0305 5022 5022 5028 0034 5028 0035 Part Number Description 5006 0034 Rear Wheel Carriage 0035 Swivel Wheel Bracket 0036 Rear Wheel Axle 0305 Carriage Pivot Bush 5006 Axle Cap 5007 Rear Wheel 5022 ” Glacier Bush 5007 5028 Rear Wheel Carriage Bearing 0036 ”...
  • Page 28: Warning Decals

    Warning Decals PART NO. 5312 – Cover Removed Decal (x2) PART NO. 5154 – Danger Decal (x2)

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