Spearhead MD 120 Handbook & Parts Manual

Spearhead MD 120 Handbook & Parts Manual

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Spearhead MD
MD 120/150
MD
GEAR ROTARY HEAD
GEAR ROTARY HEAD
GEAR ROTARY HEAD
Edition 1.0 – August 2014
Edition
D 120/150 Rotary Head
120/150
Part No. 8999086
Part No.
1 1 1 1
Rotary Head
2014

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Summary of Contents for Spearhead MD 120

  • Page 1 D 120/150 Rotary Head Spearhead MD Rotary Head MD 120/150 120/150 GEAR ROTARY HEAD GEAR ROTARY HEAD GEAR ROTARY HEAD Edition Edition 1.0 – August 2014 2014 Part No. 8999086 Part No. 1 1 1 1...
  • Page 2 VERIFICATION OF WARRANTY REGISTRATION DEALER WARRANTY INFORMATION & REGISTRATION VERIFICATION It is imperative that the selling dealer registers this machine with Spearhead Machinery Limited before delivery to the end user – failure to do so may affect the validity of the machine warranty.
  • Page 3 12 months, unless a different period is specified. 1.02. All spare parts supplied by Spearhead Machinery Limited are warranted to be free from defects in material and workmanship from the date of sale to the original purchaser for a period of 6 months.
  • Page 4 Machinery web site and confirms the registration to the purchaser by completing the confirmation form in the operator’s manual. 2.02. Any fault must be reported to an authorised Spearhead Machinery dealer as soon as it occurs. Continued use of a machine, after a fault has occurred, can result in further component failure for which Spearhead Machinery Ltd cannot be held liable.
  • Page 5 Machinery Machinery Directive Directive Directive Directive 2006/42 2006/42/ / / / EC 2006/42 2006/42 We, Spearhead Machinery Ltd, Green View, Salford Priors, Evesham, Worcestershire, WR11 8SW hereby declare that: Product Product Product Product ……………………………………………..………………………… Product Code Product Code Product Code Product Code ……………………………………………..…………………………...
  • Page 6: Table Of Contents

    Spearhead MD 120/150 Rotary Head Contents Contents Contents Contents GENERAL INFORMATION COMPONENTS LOCATION AND IDENTIFICATION SAFETY SECTION VEHICLE/TRACTOR PREPARATION OPERATION OPERATING WITH LIFT FLOAT KIT TRANSPORTATION MAINTENANCE TORQUE SETTINGS AND FASTENERS ORDERING YOUR PARTS CASING MODULE BRACKET MODULE BEARING UNIT MODULE...
  • Page 7: General Information

    GENERAL INFORMATION Read this manual before fitting or operating this equipment. Whenever any doubt exists contact your dealer or the Spearhead Service Department for assistance. Always use ‘Genuine Spearhead Parts’ on Spearhead machinery and accessories. DEFINITIONS - The following definitions apply throughout this manual: WARNING: An operating procedure, technique etc., which can result in personal injury or loss of life if...
  • Page 8: Components Location And Identification

    Spearhead MD 120/150 Rotary Head COMPONENT LOCATION & IDENTIFI COMPONENT LOCATION & IDENTIFI COMPONENT LOCATION & IDENTIFI COMPONENT LOCATION & IDENTIFICATION CATION CATION CATION A) Deck B) Pivoting Mounting Bracket C) Hydraulic Motor D) Cutting Blade Unit E) Side Skids...
  • Page 9: Safety Section

    Spearhead MD 120/150 Rotary Head SAFETY SECTION SAFETY SECTION SAFETY SECTION SAFETY SECTION SAFETY INFORMATION This component / accessory is primarily designed for fitment to Power Arms, therefore all safety aspects for this component relate to the safe use of those machines and will be stated in the safety section of its operation manual.
  • Page 10 Spearhead MD 120/150 Rotary Head BEFORE USING A MACHINE YOU MUST: Ensure you read all sections of the operator handbook. ▲ Ensure the operator is, or has been, properly trained to use the machine. ▲ Ensure the operator has been issued with and reads the operator handbook.
  • Page 11 Spearhead MD 120/150 Rotary Head Always disengage the machine, kill the tractor engine, remove and pocket the key before ▲ dismounting for any reason. Always clear up all debris left at the work area, it may cause hazard to others.
  • Page 12 No advice given here can replace ‘good common sense’ and ‘total awareness’ at all times, but will go a long way towards the safe use of your Spearhead machine.
  • Page 13: Vehicle/Tractor Preparation

    D 120/150 Rotary Head Spearhead MD Rotary Head VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION VEHICLE / TRACTOR PREPARATION...
  • Page 14: Operation

    Spearhead MD 120/150 Rotary Head OPERATION OPERATION OPERATION OPERATION The Rotary Head was designed for cutting scrub, brush and foliage of up to 4” (100mm) in diameter or multiple branches that have a total cross section area of equivalent size.
  • Page 15 Spearhead MD 120/150 Rotary Head Once on location, lower the mower deck slightly above the material to be cut, so the mower does not have to start under a load. With the tractor at an idle, engage mower. Bring tractor RPM up to the correct working speed (*) and slowly lower deck to ground level.
  • Page 16 Spearhead MD 120/150 Rotary Head WARNING! If bystanders approach within 300 feet while mower is in operation turn mower switch ‘OFF’ immediately. After shutdown, never leave the tractor or allow bystanders to approach within 300 FEET of the unit until all motion stops completely.
  • Page 17 Spearhead MD 120/150 Rotary Head Deck Stop A Stop assembly is provided for placement on the connecting boom of the operating machine; it is multi-adjustable for use on 100mm square section or 100/110mm tapered section booms. Its function is primarily to stop the deck coming into contact with the machines arm components when the head is fully angled, but also acts as a support for the unit during transportation.
  • Page 18: Operating With Lift Float Kit

    Spearhead MD 120/150 Rotary Head OPERATING WITH LIFT FLOAT KIT OPERATING WITH LIFT FLOAT KIT OPERATING WITH LIFT FLOAT KIT OPERATING WITH LIFT FLOAT KIT For lift float operation pivot bolts must be removed from both sides of the pivot assembly.
  • Page 19: Transportation

    Spearhead MD 120/150 Rotary Head TRANSPORTATION TRANSPORTATION TRANSPORTATION TRANSPORTATION Transport Position When transporting between job sites, or between cutting passes, the following procedure should be followed; shut off the power to the cutting head and allow all motion to come to a complete stop.
  • Page 20: Maintenance

    Spearhead MD 120/150 Rotary Head MAINTENANCE MAINTENANCE MAINTENANCE MAINTENANCE Maintenance duties on the machine have been kept to a minimum, the grease point indicated below should be lubricated on a daily basis prior to work and the level of oil in the bearing housing checked.
  • Page 21: Torque Settings And Fasteners

    Spearhead MD 120/150 Rotary Head TORQUE SETTINGS FOR FASTENERS TORQUE SETTINGS FOR FASTENERS TORQUE SETTINGS FOR FASTENERS TORQUE SETTINGS FOR FASTENERS The Chart below lists the correct tightening torque for fasteners. The Chart should be referred to when tightening or replacing bolts in order to determine the grade of bolt and the correct torque unless specific torque values are assigned in the text of the manual.
  • Page 22: Ordering Your Parts

    Spearhead MD 120/150 Rotary Head Ordering Your Part’s ering Your Part’s ering Your Part’s ering Your Part’s When ordering parts please refer to your parts list to help your dealer with your order. Part number and quantity Description Machine model number Serial number of the machine Delivery instructions (e.g.
  • Page 23: Casing Module

    Spearhead MD 120/150 Rotary Head 1039735 1039735 1039735 1039735 - - - - Casing Module Casing Module Casing Module Casing Module: : : :...
  • Page 24 Spearhead MD 120/150 Rotary Head 1039735 1039735 - - - - Casing Module 1039735 1039735 Casing Module Casing Module: : : : Casing Module ITEM PART NO. DESCRIPTION. QTY. 21833.01 COVER 22405.03 CASING W/ASSY 22406.01 GUARD BAR W/ASSY 22407.01 CLAMP STRIP 22407.02...
  • Page 25: Bracket Module

    Spearhead MD 120/150 Rotary Head 103973 1039736 6 6 6 - - - - Bracket 103973 103973 Bracket Bracket Bracket Module Module Module Module: : : : ITEM PART NO. DESCRIPTION. QTY. 22386.08 PIVOTING W/ASSY 0901121 GREASER 1337114 BUFFER 21385.01...
  • Page 26: Bearing Unit Module

    Spearhead MD 120/150 Rotary Head 10397 10397 10397 1039729 29 C C C C - - - - Bearing Unit Bearing Unit Module Module: : : : Bearing Unit Bearing Unit Module Module ITEM PART NO. DESCRIPTION. QTY. 02960553B SPLINDLE ASSY...
  • Page 27: Splindle Assembly

    D 120/150 Rotary Head Spearhead MD Rotary Head 029 9 9 9 60553 60553 B B B B - - - - Spindle 60553 60553 Spindle Spindle Spindle Spindle Assembly Spindle Spindle Spindle Assembly Assembly Assembly: : : : ITEM PART NO.
  • Page 28: Blade Assembly Module

    Spearhead MD 120/150 Rotary Head 02782300 02782300 - - - - Blade Assembly Module: 02782300 02782300 Blade Assembly Module: Blade Assembly Module: Blade Assembly Module: ITEM PART NO. DESCRIPTION. QTY. 02781600 BLADE BAR LEAF 02781700 BLADE BAR LEAF 02781800 BLADE BAR LEAF...
  • Page 29 Spearhead MD 120/150 Rotary Head 1039739 1039739 - - - - Motor Module: 1039739 1039739 Motor Module: Motor Module: Motor Module: ITEM PART NO. DESCRIPTION. QTY. 05.434.01 ADAPTOR 46043.01 PIPE 8301327 MOTOR 8581566 FLANGE 8650108 SEAL 8581256 ADAPTOR 8581233 ADAPTOR...
  • Page 30: Hyd Module

    Spearhead MD 120/150 Rotary Head 1039740 1039740 - - - - Hyd 1039740 1039740 Hyd Module: Module: Module: Module: ITEM PART NO. DESCRIPTION. QTY. 8581595 ADAPTOR 8581233 ADAPTOR 8581256 ADAPTOR 41677.13 HOSE 41677.14 HOSE...
  • Page 31: Decal Module

    Decal Module: Decal Module: Decal Module: Decal Module: Decal Module: Decal Module: ITEM PART NO. DESCRIPTION. QTY. 8770371 SPEARHEAD DECAL - 840MM 8770373 SPEARHEAD DECAL - 615MM 09.821.35 SAFETY DECAL 1458392 REFLECTOR - RED 1458393 REFLECTOR - YELLOW 24028 WARNING DECAL...
  • Page 32 Spearhead MD 120/150 Rotary Head...
  • Page 33 Spearhead MD 120/150 Rotary Head Spearhead Machinery Ltd Green View Salford Priors Evesham Worcestershire WR11 8SW Tel: 01789 491860 Fax: 01789 778683 www.spearheadmachinery.com enquiries@spearheadmachinery.com...

This manual is also suitable for:

Md 150

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