GeoRipper GR16H Operator'S Instruction Manual Download Page 1

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FOUR ASHES MACHINERY LTD

www.georipper.co.uk

Operator’s Instruction Manual

GeoRipper Mini Trencher

Models GR16M, GR16H, GR20M, GR20H, GR20S, GR27M,
GR27H, GR27S

These are the original English instructions. IMPORTANT: read this instruction manual carefully before operating the
GeoRipper® Mini Trencher and strictly observe the safety regulations. Keep this instruction manual!

May 2019
Version 1.1

Summary of Contents for GR16H

Page 1: ...rencher Models GR16M GR16H GR20M GR20H GR20S GR27M GR27H GR27S These are the original English instructions IMPORTANT read this instruction manual carefully before operating the GeoRipper Mini Trencher and strictly observe the safety regulations Keep this instruction manual May 2019 Version 1 1 ...

Page 2: ... or amendments or have found errors in this publication please notify us All pertinent state regional and local safety regulations must be observed when installing and using this product For reasons of safety and to help ensure compliance with documented system data only the manufacturer shall perform repairs to components When devices are used for applications with technical safety requirements t...

Page 3: ...o uk 3 Product Modifications Year Type Modifications 2016 GeoRipper Original model Document Revisions Date Version Number Document Changes 25 05 2019 1 10 Initial document Approvals This document requires following approvals Name Title Notes ...

Page 4: ... Overview 10 2 3 Technical Data 11 2 4 Product Compliance 12 2 5 Product elements 12 2 6 Understanding the user interface 13 2 7 Components function 14 2 8 Explanation of Visual Signs 14 2 9 Description of Working Environment 15 2 10 Lifting and transporting 15 3 Safety Instructions 16 3 1 How to Use the Product Safely 16 3 1 1Safety information for vulnerable people in the workplace 16 3 1 2Techn...

Page 5: ... 1 2Storing the GeoRipper 26 5 2 Commissioning and Starting the GeoRipper 26 5 2 1Commissioning 26 5 2 2Fuelling 27 5 3 How to Use the GeoRipper 28 5 3 1Before you start trenching 28 5 3 2Starting the machine 28 5 3 3Using the EZ Kart 28 5 3 4Trenching with the GeoRipper hand held 29 5 3 5Ground conditon and tips 30 5 3 6Vibration information for portable hand held and hand guided machinery 31 6 M...

Page 6: ...ting and repair by the operator 34 6 4 2Troubleshooting by Service Centre 34 6 5 Frequently Asked Questions 35 6 6 Spare Parts Wear Parts and Optional Accessories 35 7 Disposal 37 8 Related Documentation Illustrations 38 9 Declaration of Conformity for Machinery 39 ...

Page 7: ...chine This document is intended to help familiarise the user with the operation and safe handling of the GeoRipper 1 2 Conventions Used in This Manual This Instruction Manual has been published in accordance with 82079 1 ANSI Z535 6 or ISO 3864 and EU Directive requirements This manual is intended to help ensure accurate and safe operations over the life of the machine and help to take the necessa...

Page 8: ...lure to do so can result in serious injury or death Follow all the instructions This will avoid fire explosions electric shocks or other hazards that may result in damage to property and or severe or fatal injuries The product shall only be used by persons who have fully read and understand the contents of this user manual Employers have a responsibility to ensure that each person who uses the pro...

Page 9: ...hes Machinery Ltd product documentation on the internet any comments can be submitted on the support website Comments can also be sent to contact four ashes com We appreciate your comments 1 5 5 Support and service For information about special tools and materials please contact Four Ashes Machinery Ltd Four Ashes Ashwicke Road Marshfield SN14 8AD United Kingdom 44 0 1225 891158 www georipper co u...

Page 10: ...Ripper by two or more users is not permitted and considered improper use Failure to follow the instructions provided in this manual regarding operation maintenance and servicing is considered improper use and will void the warranty Four Ashes Machinery Ltd will not be liable for any accidents or damages resulting from improper use of the GeoRipper The GeoRipper shall be used with the following ori...

Page 11: ... 5 92 7dbA Kpa 2 5 100dbA 79dbA at 15m 113 0dbA 114 0dbA 101 0dbA Sound Power Level 108 6dbA Kwa 2 5 104 6dbA Kwa 2 5 Not recorded 115 0dbA 115 0dbA 113 0dbA Vibration Acceleration Rear Handle Bench Tested 4 37m s 4 37m s Estimated 5 2m s k Estimated 4 37m s Estimated 4 2m s k 4 5m s k Estimated Vibration Acceleration Tubular Handle Bench Tested 4 73m s 4 73m s Estimated 9 3m s k Estimated 4 73m s...

Page 12: ... 3547 2004 Earth Moving Guard Requirements EN ISO 12100 2010 Design Risk Assessment Risk Reduction EN ISO 14121 2 2012 Machine Safety Risk Assessment 2 4 GeoRipper Elements Fig 1 1 3mm hardened steel cutting teeth 2 Heavy duty chain and bar 3 Cutting bar bolts x2 and mounting plate 4 Serial number location 5 Discharged chute and stone guard 6 Front handle 7 Rear handle 8 Throttle control 9 Engine ...

Page 13: ...er operates the GeoRipper with the throttle trigger 7 Fig 1 and the engine rotates the chain in the direction indicated by the red arrow The chain stops rotating when the operator releases the throttle trigger and the engine returns to idle speed Additional information about the power head can be found in the operation manual of the relating model and manufacturer The GeoRipper can be used mounted...

Page 14: ... Fig 2 on the cart The wheels 12 Fig 2 on the EZ Kart provide motion for the machine when pulled by the operator using the straps 14 Fig 2 2 7 Explanation of Visual Signs Fig 3 Location of the manufacturer s serial number 4 Fig 1 The serial number is unique and identifies the model bar size and power head manufacturer for each GeoRipper The serial number is stamped in the GeoRipper mounting plate ...

Page 15: ...meter zone of 10 meters radius with particular attention to the 9 12 o clock area Only operate with good visibility and avoid trenching in wet or slippery ground conditions 2 9 Lifting and Transporting The GeoRipper can be lifted by its tubular front handle 6 Fig 1 and always carried with the engine switch off and the trenching bar facing backwards Ensure that the fuel cap is properly closed Do no...

Page 16: ... accordance to these instructions Only use for trenching in suitably assessed ground conditions such as soil and soft ground Check before you start trenching for cables pipes or other utilities buried in the ground If in doubt do not trench Always start the trench with the machine on the ground with the cutting bar parallel to the ground Do not start the trench with the chain rotating at high spee...

Page 17: ...on Switch engine off before doing any work on the machine Read the instruction manual chapter 5 before assembly Wear gloves when handling the chain 3 1 7 Safety information regarding the use Do not operate for long periods of time Do not use if the plastic rubber stone guard is not present Fig 1 item 5 When possible always use the GeoRipper mounted on the EZ Kart to limit exposure to vibration Do ...

Page 18: ...are tight The chain is a heavy duty type chain with an average tensile strength of 36 2kN It must be checked regularly for signs of damage and wear The chain needs replacing regularly as the cutting teeth will wear out As a result a relatively new chain is always in use on the trencher making it unlikely for the chain to suffer a catastrophic failure Data collated from worldwide sales of GeoRipper...

Page 19: ...Content Inside your GeoRipper box you will find the following 1 GeoRipper unit 2 Trenching bar 3 Two chains 4 Spare drive belt and idle nose bearing 5 Tools including 18mm combination spanner and machine universal tool model dependent 4 1 2 Assemble the GeoRipper bar and chain It is important to mount the chain in the correct direction The chain is directional and will wear prematurely if mounted ...

Page 20: ...the chain is facing in the right direction Fig 8 and Fig 9 with the curved cutting edge of the teeth pointing towards the nose of the bar Fig 10 4 Install the chain over the bar and loop over the drive sprocket Fig 10 5 Double check the chain is facing in the right direction Fig 8 A pictogram is also showing on the box for the chains ...

Page 21: ...ng slot and use as a lever to tension the chain Fig 12 10 Tighten the two bolts securely with the 18mm spanner provided Note If a chain tensioner is installed part number GRP CT on the digging bar standard on all GR27 optional on GR16 GR20 screw bar tensioning bolt with a 13mm spanner whilst clamping bolts are lightly secured Once tightened to preferred tension securely tighten clamping bolts with...

Page 22: ...m your box please contact Four Ashes Machinery Ltd by emailing contact four ashes com The EZ Kart is a standard item for all GR27 and optional for GR16 and GR20 4 2 1 Content Inside your EZ Kart box you will find the following 1 Axle 2 Wheels x2 3 Wheel securing washers and clips x2 4 Handle assembly 2 parts with cable 5 Tube 6 Belt 4 2 2 Assembly Fig 13 1 Lay all the components on the floor Fig 1...

Page 23: ...ig 15 16 3 Fit wheels and secure with washers and clips Fig 17 4 Insert the bottom part of the tube into the bar of the axle and secure with linch pin Fig 18 5 Fit the handle assembly part onto the tube and secure with lynch pin to finish the assembly ...

Page 24: ...eoripper co uk 24 Fig 19 20 21 6 Engage the GeoRipper tab into the slot on the axle and lock into position with the bar Fig 22 23 7 Fit the throttle cable latch over the throttle lock on the machine handle Secure tightly with Velcro ...

Page 25: ...vided as standard with all G27 models and is an optional extra for GR16 and GR20 models The EZ Kart fits any models of GeoRipper and only the throttle latch assembly varies depending on the power head type EK6101 and EK8100 Gold latch EK7650H Silver latch K770 and K970 Orange latch and TS700 Red latch When ordering an EZ Kart or latch replacement please indicate your power head model 1mm gap ...

Page 26: ...he machine is upright securely tied down and that the petrol cap is properly closed so no fuel can leak out Secure against shocks and always remove the bar and chain when transporting in a vehicle 5 1 2 Storing the GeoRipper Do not leave outside always store the GeoRipper in a dry place Avoid extreme temperatures and keep away from children Before storing clean and dry the machine remove all resid...

Page 27: ... GEORIPPER 2 STROKE AND 4 STROKE ENGINES Use of alternative fuels such as E 20 20 ethanol E 85 85 ethanol or any fuels not meeting GR MANUFACTURING LTD requirements are not approved for use in GEORIPPER MINITRENCHERS USE OF ALTERNATIVE FUELS CAN CAUSE THE FOLLOWING PROBLEMS Poor performance loss of power overheating fuel vapour lock improper clutch engagement premature deterioration of fuel lines ...

Page 28: ...r hand used for pulling the starting cord Fig 28 For cold start prime the fuel pump if applicable and move the combination switch to the choke position and pull the starting cord smoothly and evenly As soon as the engine start press the throttle trigger so the engine returns to idle speed Some models are equipped with a decompression system refer to the power head manufacturer s instruction manual...

Page 29: ...3 Most powerheads are designed to operate best and develop maximum power near 3 4 throttle Depending on soil type best operating speeds will be from 3 4 to full throttle For greater control at shallow depths 8 inches 200 mm or less a 1 2 to 3 4 throttle will improve trenching safety 4 When trenching without an EZ Kart in difficult soils a sawing motion is recommended 5 If you strike solid obstacle...

Page 30: ... is not designed to trench in solid rock 2 For digging in light or sandy soils containing fine hard stones GeoRipper minitrenchers should be at full speed prior to contact the ground When trenching is complete lift the digging bar and chain clear of the trench prior to throttling down This will greatly reduce the occurrence of stone jamming the chain Decreasing tension on the chain will also impro...

Page 31: ...he chain is moving freely before re starting 9 Keep a good slack on the chain refer to paragraph 4 1 2 Fig 33 5 3 6 Vibration information for portable hand held and hand guided machinery Hand Arm Vibration syndrome HAV may result after long periods using the GeoRipper To reduce the risk of HAV always use the mini trencher mounted on its EZ Kart or limit the daily usage per operator Attention the m...

Page 32: ... as required to maintain the power head 4 Cycle Engines Change oil for the first time after 20 hours of use After initial oil change oil shall be changed every 30 40 hours of operation When storing the GeoRipper minitrencher drain fuel from tank run machine dry and oil digging chain Follow storage instructions in power head Owner s Manual 6 1 Regular Checks and Maintenance to be Carried Out by the...

Page 33: ...2 Servicing The GeoRipper must be serviced regularly to ensure good operation Every 500 hours of use or once a year a full service must be carried out Please return your GeoRipper to your local dealer for a full service including full check and cleaning of the machine replacement filter paper and gauze new spark plug replacement fuel filter and replacement V belt 6 3 Warranty Warranty and liabilit...

Page 34: ...Lift air filter assembly and spray one burst of petroleum based lubricant in carburetor Check spark plug cover and spark plug Clean and dry if necessary Take to an authorised service centre Chain does not turn V Belt Sprocket Clutch Chain Check and replace Check for obstruction like grass around sprocket Take to an authorised service centre Check chain is turning freely Chain runs in idle Carburet...

Page 35: ... 6 Spare Parts Wear Parts and Optional Accessories Only use genuine GeoRipper parts and accessories Do NOT modify parts as this may cause serious injury to the operator or bystanders SKU Description GR1 Nose plate assembly fits all models and sizes GR2 Nose sprocket 6 tooth Followed by 11 11 tooth GR3 Digging bar only Followed by size in inches 16 20 27 Letter C indicates complete bar with nose id...

Page 36: ...ollowed by power head identification M H S GRPEZ 12 Clip GRPEZ 14 Wheel retainer washers and linchpins GRPEZ 16 Pair of Wheels GRPEZ 18 Belt complete GRPEZ 20 Belt Buckle GRPEZ 26 Axle Extender to use in conjunction with wide chains GRPEZ 28 Rock Shield GeoRipper spare parts and accessories can be purchased for your local dealer or on the online shop www georipper co uk For any parts relating to t...

Page 37: ...via a collection point for the recycling of waste electrical and electronic equipment if you live within the EU and in other European countries that operate separate collection systems for waste electrical and electronic equipment By disposing of the device in the proper manner you help to avoid possible hazards for the environment and public health that could otherwise be caused by improper treat...

Page 38: ...tor s Manual www husqvarnacp com Husqvarna Construction Products 5 K970 III Operator s Manual www husqvarnacp com Husqvarna Construction Products 6 TS700 800 Fig Illustration Description Page 1 GeoRipper Elements 12 2 EZ Kart Elements 13 3 Serial Number Location 14 4 Warning Sticker 14 5 CE Marking Sticker 14 6 to 12 Bar and Chain Assembly Procedure 19 21 13 to 26 EZ Kart Assembly Procedure 22 25 ...

Page 39: ...achinery Directive 2014 30 EU The Electromagnetic Compatibility Directive 2000 14 EC The Noise in the Environment Directive Conformity is shown by compliance with the applicable requirements of the following documents Reference Date Title EN 474 10 2007 A1 2009 Earth Moving Machinery Trenchers EN ISO 3547 2004 Earth Moving Guard Requirements EN ISO 12100 2010 Design Risk Assessment Risk Reduction ...

Page 40: ...Imported in the UK by Four Ashes Machinery Ltd Company Registered in England and Wales no 9811885 www georipper co uk ...

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