MiniTrencher GeoRipper GR16 Operating & Safety Manual Download Page 1 | Manualshive

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OPERATOR’S AND SAFETY MANUAL

FOR GEORIPPER MODELS GR16, GR20, GR27

WARNING!

Read and understand this Manual. Always follow safety

precautions in the Operator’s and Safety Manual.

Improper use can cause serious injury!

TERRATRENCH USA, INC. dba MiniTrencher

815 NE 172

nd

Avenue, Vancouver, WA 98684

877.694.0141 www.MiniTrencher.com

®

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Summary of Contents for GeoRipper GR16

Page 1: ...ODELS GR16 GR20 GR27 WARNING Read and understand this Manual Always follow safety precautions in the Operator s and Safety Manual Improper use can cause serious injury TERRATRENCH USA INC dba MiniTrencher 815 NE 172nd Avenue Vancouver WA 98684 877 694 0141 www MiniTrencher com ...

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Page 3: ...r s and Safety Manual Improper use can cause serious injury WARNING FUELS WITH MORE THAN 10 ETHANOL ARE NOT APPROVED FOR USE IN 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 MINITRENCHER requirements are not approved for use in GEORIPPER MINITRENCHERS USE OF ALTERNATIVE FUELS CAN CAUSE THE FOLLOWING PROBLEMS Poor p...

Page 4: ...EORIPPER MINITRENCHER 6 SPECIAL SITUATIONS 7 MAINTENANCE CLEANING AND STORAGE 7 FUEL INFORMATION 8 GUIDE TO MAINTAINING DIGGING COMPONENTS 9 USING MINITRENCHER EZ KART 10 TIPS FOR EZ KART USE 11 GEORIPPER TROUBLESHOOTING 11 SERVICE AND PARTS 12 REPLACEMENT PARTS FOR GEORIPPER MINITRENCHER 12 WARRANTY 13 EU DECLARATION OF CONFORMITY 14 ii ...

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Page 6: ...dles and all safety apparatus are in good working order Ensure that the GeoRipper minitrencher is correctly fitted to the powerhead the chain and belt are correctly tensioned all nuts and bolts are tight and the belt guard is in place Before starting the engine remove and inspect the digging chain for any damage When starting the powerhead see Fig B use the correct safety starting techniques as ou...

Page 7: ...encher Minors shall not operate the GeoRipper minitrencher The digging blade may kick back if the bar and digging chain contacts hard solid ground or other obstructions When tuning or testing the minitrencher be sure to point the blade away from self and others The chain will rotate at high speed without warning People and animals shall be kept at a safe distance Rocks and debris can be ejected fr...

Page 8: ...de on a non marring surface Position so the digging bar bolts are visible Fig F Using the 18mm wrench provide undo and set aside the digging bar clamping bolts lock washers and bar clamp 2 Hold the digging bar as shown Fig G with the slot on the bar facing towards the main block of the GeoRipper minitrencher CAUTION DIGGING BAR IS REVERSIBLE BUT DIGGING CHAIN DIRECTION IS CRITICAL Fig H Fig F Fig ...

Page 9: ...ge clamping bolts with 18mm wrench 6 Insert a flat blade screwdriver into the digging bar tensioning slot Fig K Lever the digging bar away from the engine Securely tighten the two large bolts while keeping tension on the digging bar 6a If a bar tensioner is installed on the digging bar standard all GR27 optional GR16 GR20 screw bar tensioning bolt with included 13mm wrench while clamping bolts are...

Page 10: ...wledge of utility location In many locations along road sides and near subdivisions surface re grading may have occurred after utilities were laid This can result in cables or other utilities appearing unexpectedly at shallower depths than regulations require Stop trenching if something doesn t look or feel right 5 Check along the desired trench line clearing any obstructions branches large stones...

Page 11: ...ating 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 3 When trenching without a MiniTrencher EZ Kart in difficult soils the drag back and tip in method is recommended 4 If you strike solid obstacles large rocks concrete or large roots or buried timber remove the obstacle before continuing Th...

Page 12: ...e and clear the material for the chain sprockets and discharge chute Some soils will buildup on the sprocket and add tension to the chain Loosening chain can help Keeping engine speed high and constant can also help MAINTENANCE CLEANING STORAGE IMPORTANT Inspect powerhead air filter daily Clean or replace when necessary as per powerhead Operator s Manual Blow out and clean cooling find on powerhea...

Page 13: ...ative fuels such as E 20 20 ethanol E 85 85 ethanol or any fuels not meeting MINITRENCHER 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 vapor lock improper clutch engagement premature deterioration of fuel lines premature deterioration of gaskets premature deterioration of c...

Page 14: ... to eight digging chains Replace digging chain drive sprocket as required Estimate is every three to four digging chains When finishing work it is advisable to clean the digging chain and spray lightly with WD40 or similar to prevent corrosion while in storage For long term storage the digging chain should be removed and soaked in a light oil or diesel fuel Clean other surfaces with a brush or dam...

Page 15: ...lace on EZ Kart axle Pull control handle out of detent position and reposition in first upper detent position The detents allow the operator to control the angle of the digging blade and chain This allows for greater depth consistency BEFORE STARTING POWERHEAD Position throttle control assembly onto throttle handle of powerhead so that EZ Kart throttle latch engages the powerhead throttle trigger ...

Page 16: ...If excessive backwards pressure is used for the soil type condition the GeoRipper minitrencher will try to surface and the wheels will come off the ground This situation places unnecessary strain on all components including the operator GEORIPPER TROUBLESHOOTING If engine does not start check the air and fuel filters first Replace filters if necessary If engine still does not start check sparkplug...

Page 17: ...TS FOR GEORIPPER MINITRENCHER Bar Accessories GR1 Bar End Set GR2 6 Tooth Nose Sprocket GR2 11 11 Tooth Nose Sprocket Digging Bars GR3 16 16 400mm Digging Bar GR3 20 20 500mm Digging Bar GR3 27 27 800mm Digging Bar GR3C 16 16 400mm Digging Bar w GR1 GR2 GR3C 20 20 500mm Digging Bar w GR1 GR2 GR3C 27 27 800mm Digging Bar w GR1 GR2 11 Digging Chains GR4 16 16 400mm Digging Chain 2 Pack GR4 20 20 500...

Page 18: ...ERIAL MINITRENCHER WILL REPAIR OR AT OUR OPTION REPLACE WITHOUT CHARGE TO THE EXTENT ALLOWABLE 7 THE SAFE AND CORRECT USE OF THIS PRODUCT IS BEYOND THE CONTROL OF THE MANUFACTURER MINITRENCHER WILL NOT BE LIABLE TO ANY PURCHASER OR ANY OTHER PERSON FOR ANY LOSS OF PROFITS OR ANY CONSEQUENTIAL INDIRECT OR SPECIAL LOSS DAMAGE OR INJURY OF ANY KIND HOWEVER CAUSED INCLUDING NEGLIGENCE ARISING DIRECTLY...

Page 19: ...irective 2014 30 EUThe Electromagnetic Compatibility Directive Conformity is shown by compliance with the applicable requirements of the following documents Reference Date EN 474 10 2007 A1 2009 EN ISO 3547 2004 EN ISO 12100 2010 EN ISO 14121 2 2012 Title Earth Moving Machinery Trenchers Earth Moving Guard Requirements Design Risk Assessment Risk Reduction Machine Safety Risk Assessment Signed for...

Page 20: ...TERRATRENCH USA INC dba MiniTrencher 815 NE 172nd Avenue Vancouver WA 98684 877 694 0141 www MiniTrencher com ...

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