Ditch Witch RT80Q Operator's Manual
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Ditch Witch RT80Q Operator's Manual

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RT80Q
Tier 4
Operator's
Manual
053-2708
Issue 2.0
ORIGINAL INSTRUCTION

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Summary of Contents for Ditch Witch RT80Q

  • Page 1 RT80Q Tier 4 Operator’s Manual 053-2708 Issue 2.0 ORIGINAL INSTRUCTION...

  • Page 2: Table Of Contents

    RT80Q Operator’s Manual Overview - 1 Overview Chapter Contents Serial Number Location ..... . 2 Intended Use ....... 3 Equipment Modification .

  • Page 3: Serial Number Location

    RT80Q Operator’s Manual Overview - 2 Serial Number Location Serial Number Location Record serial numbers and date of purchase in spaces provided. RT80Q (1) and engine serial numbers (2) are located as shown. Date of manufacture Date of purchase RT80Q serial number...

  • Page 4: Intended Use

    RT80Q Operator’s Manual Overview - 3 Intended Use Intended Use The RT80Q is a riding trencher designed to install buried service lines of various sizes using a variety of ® Ditch Witch attachments. Attachment Max. width/diameter Max. depth H810 trencher 24”...

  • Page 5: Unit Components

    RT80Q Operator’s Manual Overview - 4 Unit Components Unit Components t33om026w.eps 1. Rollover Protective Structure (ROPS) 4. Engine compartment 2. Operator station 5. Backfill blade (optional) 3. Control console NOTICE: The protection offered by the Rollover Protective System (ROPS) will be impaired if it has been subjected to any modification, structural damage, or has been involved in an overturn accident.

  • Page 6: Operator Orientation

    RT80Q Operator’s Manual Overview - 5 Operator Orientation Operator Orientation 1. Front of unit 3. Rear of unit 2. Right of unit 4. Left of unit Right and left sides of machine are determined by facing front of unit while seated at the controls.
  • Page 7 RT80Q Operator’s Manual Overview - 6 About This Manual...

  • Page 8: Foreword

    If you sell your equipment, be sure to give this manual to the new owner. If you need a replacement copy, contact your Ditch Witch dealer. If you need assistance in locating a dealer, visit our website at www.ditchwitch.com or write to the following address: The Charles Machine Works, Inc.
  • Page 9 Part number 053-2708 Copyright 2013, 2014, 2017 by The Charles Machine Works, Inc. and Ditch Witch are registered trademarks of The Charles Machine Works, Inc. This product and its use may be covered by one or more patents at http://patents.charlesmachine.works.
  • Page 10 RT80Q Operator’s Manual Contents - 9 Contents Overview machine serial number, information about the type of work this machine is designed to perform, basic machine components, and how to use this manual Foreword part number, revision level, and publication date of this manual, and factory contact...
  • Page 11 RT80Q Operator’s Manual Contents - 10 Backhoe procedures for digging with backhoe Drill procedures for drilling Systems and Equipment chain, teeth, sprockets, and optional equipment Complete the Job procedures for backfilling and restoring the jobsite and rinsing and storing equipment...

  • Page 12: Safety

    RT80Q Operator’s Manual Safety - 11 Safety Chapter Contents Guidelines ....... . 12 California Proposition 65 Warning .

  • Page 13: Guidelines

    • Fully inspect equipment before operating. Repair or replace any worn or damaged parts. Replace missing or damaged safety shields and safety signs. Contact your Ditch Witch dealer for assistance. • Use equipment carefully. Stop operation and investigate anything that does not look or feel right.

  • Page 14: Emergency Procedures

    RT80Q Operator’s Manual Safety - 13 Emergency Procedures Emergency Procedures Jobsite hazards could cause death or serious injury. Use correct equipment and work methods. Use and maintain proper safety equipment. Before operating any equipment, review emergency procedures and check that all safety precautions have been taken.

  • Page 15: If An Electric Line Is Damaged

    RT80Q Operator’s Manual Safety - 14 Emergency Procedures If an Electric Line is Damaged If you suspect an electric line has been damaged and you are on tractor, DO NOT MOVE. Remain on tractor and take the following actions. The order and degree of action will depend upon the situation.

  • Page 16: If A Gas Line Is Damaged

    RT80Q Operator’s Manual Safety - 15 Emergency Procedures If a Gas Line is Damaged Fire or explosion possible. Fumes could ignite and cause burns. No smoking, no flame, no spark. 275-419 (2P) Explosion possible. Serious injury or equipment damage could occur.

  • Page 17: If A Fiber Optic Cable Is Damaged

    RT80Q Operator’s Manual Safety - 16 Emergency Procedures If a Fiber Optic Cable is Damaged Do not look into cut ends of fiber optic or unidentified cable. Vision damage can occur. Contact utility company. If Machine Catches on Fire Perform emergency shutdown procedure and then take the following actions. The order and degree of action will depend on the situation.

  • Page 18: Safety Alert Classification

    RT80Q Operator’s Manual Safety - 17 Safety Alert Classifications Safety Alert Classifications These classifications and the icons defined on the following pages work together to alert you to situations which could be harmful to you, jobsite bystanders or your equipment. When you see these words and icons in the book or on the machine, carefully read and follow all instructions.

  • Page 19: Machine Safety Alerts

    RT80Q Operator’s Manual Safety - 18 Machine Safety Alerts Machine Safety Alerts Jobsite hazards could cause death or serious injury. Use correct equipment and work methods. Use and maintain proper safety equipment. Misuse of machine can cause death or serious injury.
  • Page 20 RT80Q Operator’s Manual Safety - 19 Machine Safety Alerts Runaway possible. Start from operator’s position only. Fall possible. Riders can fall from machine and be injured or killed. Only operator is allowed on machine. Hot parts may cause burns. Do not touch until cool or wear gloves.
  • Page 21 RT80Q Operator’s Manual Safety - 20 Attachment Safety Alerts Attachment Safety Alerts A820 T4 Tiedown location. See Transport chapter for more information. Moving parts. Contact can cause serious injury. Stay away. Crushing weight could cause death or serious injury. Stay away.
  • Page 22 RT80Q Operator’s Manual Safety - 21 Attachment Safety Alerts H810 Moving digging teeth will cause death or serious injury. Trench cave-in can cause you to fall. Stay away. Lift point. See Transport chapter for more information. Tiedown location. See Transport chapter for more information.
  • Page 23 RT80Q Operator’s Manual Safety - 22 Attachment Safety Alerts H813 Tiedown location. See Transport chapter for more information. Moving digging teeth will cause death or serious injury. Trench cave-in can cause you to fall. Stay away. Lift point. See Transport chapter for more information.
  • Page 24 RT80Q Operator’s Manual Safety - 23 Attachment Safety Alerts Moving parts. Contact can cause serious injury. Stay away.
  • Page 25 RT80Q Operator’s Manual Safety - 24 Attachment Safety Alerts H832 Tiedown location. See Transport chapter for more information. Moving parts. Contact can cause serious injury. Stay away. Crushing weight could cause death or serious injury. Stay away. Lift point. See Transport chapter for more information.
  • Page 26 RT80Q Operator’s Manual Safety - 25 Attachment Safety Alerts Tiedown location. See Transport chapter for more information.
  • Page 27 RT80Q Operator’s Manual Safety - 26 Attachment Safety Alerts H853 Lift point. See Transport chapter for more information. Crushing weight could cause death or serious injury. Stay away. Moving parts. Contact can cause serious injury. Stay away. Tiedown location. See Transport chapter for more information.
  • Page 28 RT80Q Operator’s Manual Safety - 27 Attachment Safety Alerts Moving digging teeth will cause death or serious injury. Trench cave-in can cause you to fall. Stay away.
  • Page 29 RT80Q Operator’s Manual Safety - 28 Attachment Safety Alerts RC80 Lift point. See Transport chapter for more information. Crushing weight could cause death or serious injury. Stay away.

  • Page 30: Controls

    RT80Q Operator’s Manual Controls - 29 Controls Chapter Contents Center Console ......30 Graphic Display.

  • Page 31: Center Console

    RT80Q Operator’s Manual Controls - 30 Center Console Center Console 10 10 t33om001w.eps t33om001w.eps 1. Parking brake control 7. Reel carrier switch* 2. Auxiliary power outlet 8. Reel winder mode selector switch* 3. Horn switch 9. Flasher switch* 4. Axle lock switch 10.
  • Page 32 RT80Q Operator’s Manual Controls - 31 Center Console Item Description Notes 2. Auxiliary outlet Provides power for other Power output is 12V, 10A. equipment. c00ic179h.eps 3. Horn To sound horn, press. c00ic044h.eps 4. Axle lock switch To unlock rear axle, press top.
  • Page 33 RT80Q Operator’s Manual Controls - 32 Center Console Item Description Notes 7. Reel carrier switch To raise, press top. Optional. To lower, press bottom. c00ic205h.eps 8. Reel winder selector To change backfill blade Optional. switch joystick to reel winder control mode, press top.
  • Page 34 RT80Q Operator’s Manual Controls - 33 Center Console Item Description Notes 11. Ignition switch To start engine, insert key and IMPORTANT: If engine does not start turn clockwise. on first attempt, check that all interlock requirements have been To stop engine, turn met, return switch to STOP, and try counterclockwise.

  • Page 35: Graphic Display

    RT80Q Operator’s Manual Controls - 34 Graphic Display Graphic Display x100 0.0 v 0 PSI 0.0 H t33om091w.eps The graphic display module shows engine RPM and has icons for other functions. Soft keys allow the operator to toggle between various screens and functions.
  • Page 36 RT80Q Operator’s Manual Controls - 35 Graphic Display Item Description Notes Operator presence Indicates operator presence and start interlock condition. c00ic001w.eps Fuel level Displays fuel level and percentage. c00ic003w.eps Battery voltage Displays battery voltage. c00ic008w.eps Day/Night mode Indicates selected mode.
  • Page 37 RT80Q Operator’s Manual Controls - 36 Graphic Display Item Description Notes Engine oil pressure Displays engine oil pressure. c00ic005w.eps Engine coolant temperature Displays coolant temperature. c00ic004w.eps Axle lock Displays status of axle differential lock. c00ic002w.eps Ground drive speed/ Displays ground drive...
  • Page 38 RT80Q Operator’s Manual Controls - 37 Graphic Display Main Menu SYSTEM USER GAUGE DIOGNOSTICS SETTINGS SETTINGS DISPLAY t33om093w.eps Press center soft key to display the main menu screen, which has icons for other functions. Soft keys below on-screen icons allow the operator to toggle between various screens and functions.
  • Page 39 RT80Q Operator’s Manual Controls - 38 Graphic Display Item Description Notes User Settings Allows operator to customize settings. c00ic016w.eps Gauge Display Press the soft key below this on screen icon to select. c00ic017w.eps Diagnostics Displays interlock icons and diagnostic codes, if any.
  • Page 40 RT80Q Operator’s Manual Controls - 39 Graphic Display User Settings USER SETTINGS Ambient Light Brightness 100% Units USA Standard Language English Back Save Reset t33om092w.eps Item Description Notes Back Press soft key below this icon Press center soft key to display gauge to return to previous screen.
  • Page 41 RT80Q Operator’s Manual Controls - 40 Graphic Display Item Description Notes Save Press soft key below this icon to save settings. c00ic013w.eps Reset Press soft key below this icon to return to default settings. c00ic014w.eps Day/Night Press soft key below this icon to select day or night mode.
  • Page 42 RT80Q Operator’s Manual Controls - 41 Graphic Display Diagnostics GAUGE MAIN MENU DISPLAY t33om095w.eps Item Description Notes Attachment neutral Indicates attachment controls in neutral position. c00ic021w.eps Operator Presence Indicates operator presence for start interlock status. c00ic001w.eps...
  • Page 43 RT80Q Operator’s Manual Controls - 42 Graphic Display Item Description Notes Ground Drive Neutral Indicates ground drive controls in neutral position. c00ic022w.eps Main Menu Press soft key below this icon Press center soft key to display gauge to return to previous screen.

  • Page 44: Right Console

    RT80Q Operator’s Manual Controls - 43 Right Console Right Console 1. Backfill blade lift/tilt or reel winder control 5. Rear steer indicator 2. Backfill blade angle control 6. Cruise control switch 3. Rear steer control 7. Cruise control RPM dial control...
  • Page 45 RT80Q Operator’s Manual Controls - 44 Right Console Item Description Notes 1. Backfill blade lift/tilt Backfill blade mode: Reel winder mode selector switch on function control center console changes function to • To lower, move forward. control reel winder arm lift and winder direction.
  • Page 46 RT80Q Operator’s Manual Controls - 45 Right Console Item Description Notes 4. Throttle To increase speed, move left. To decrease speed, move right. 5. Rear steer indicator Displays position of rear wheels. c00ic628w.eps 6. Cruise control selector To turn on, press top. Switch...

  • Page 47: Seat Console

    RT80Q Operator’s Manual Controls - 46 Seat Console Seat Console t33om002w.eps t33om002w.eps 1. Ground drive speed control 2. Attachment speed/direction control Item Description Notes 1. Ground drive speed To go faster in either NOTICE: Control does not control direction, move farther from automatically return to neutral.
  • Page 48 RT80Q Operator’s Manual Controls - 47 Seat Console Item Description Notes 2. Attachment speed/ To go faster in either NOTICE: Control does not direction control direction, move farther from automatically return to neutral. neutral. To stop, return to center. c00ic632w.eps...

  • Page 49: Seat Deck

    RT80Q Operator’s Manual Controls - 48 Seat Deck Seat Deck t33om003w.eps t33om003w.eps 1. Seat belt 4. Seat height adjustment lock 2. Armrest adjustment control 5. Seat pivot control 3. Seat slide control Item Description Notes 1. Seat belt To fasten, insert latch into buckle.
  • Page 50 RT80Q Operator’s Manual Controls - 49 Seat Deck Item Description Notes 3. Seat slide control To slide seat forward or backward, pull, then adjust seat. To lock seat in place, release. 4. Seat height adjustment To lock seat height, turn lock clockwise.

  • Page 51: Trencher Controls

    RT80Q Operator’s Manual Controls - 50 Trencher Controls Trencher Controls 1. Trencher slide control* 2. Boom lift control *optional Item Description Notes 1. Trencher slide control To slide trencher right, push. IMPORTANT: If slide sticks: (H813 only) To slide trencher left, pull.

  • Page 52: Plow Controls

    RT80Q Operator’s Manual Controls - 51 Plow Controls Plow Controls 1. Plow stow lock control 3. Blade steer control 2. Plow swing control 4. Plow lift control Item Description Notes 1. Stow lock control To lock: Use this control to lock plow in the up position.
  • Page 53 RT80Q Operator’s Manual Controls - 52 Plow Controls Item Description Notes 2. Plow swing control To swing left, pull. NOTICE: To swing right, push. • If soil conditions allow, operate in float position. To float, push to end. • Lower plow into ground before moving control to float position.

  • Page 54: Combo Controls

    RT80Q Operator’s Manual Controls - 53 Combo Controls Combo Controls 1. Plow stow lock control 4. Plow lift control 2. Plow swing control 5. Boom lift control 3. Blade steer control 6. Trench/Plow selector control Item Description Notes 1. Stow lock control...
  • Page 55 RT80Q Operator’s Manual Controls - 54 Combo Controls Item Description Notes 2. Plow swing control To swing left, pull. NOTICE: To swing right, push. • If soil conditions allow, operate in float position. To float, push to end. • Lower plow into ground before moving control to float position.

  • Page 56: Saw Controls

    RT80Q Operator’s Manual Controls - 55 Saw Controls Saw Controls 1. Saw slide control 2. Saw lift control Item Description Notes 1. Saw slide control To slide saw right, push. To slide saw to center, pull. 2. Saw lift control To lower, push.

  • Page 57: Backhoe Console

    RT80Q Operator’s Manual Controls - 56 Backhoe Console Backhoe Console 1. Stabilizer lock release pedals 8. Ground drive switch 2. Left stabilizer control 9. Remote engine stop switch 3. Boom/Swing control 10. Boom stow lock 4. Remote throttle switch 11. Bucket/dipper control 5.
  • Page 58 RT80Q Operator’s Manual Controls - 57 Backhoe Console Item Description Notes 1. Stabilizer lock To release, step on pedal. Locks automatically as stabilizer is fully raised. c00ic646w.eps 2. Left stabilizer control To lower, press left. switch To raise, press right.
  • Page 59 RT80Q Operator’s Manual Controls - 58 Backhoe Console Item Description Notes 5. Remote throttle power To enable remote control of switch throttle, press top. To disable remote control of throttle, press bottom. 6. Remote backfill blade To lower, press top.
  • Page 60 RT80Q Operator’s Manual Controls - 59 Backhoe Console Item Description Notes 9. Remote engine stop To stop engine immediately, IMPORTANT: switch press. • For normal engine shutdown, use ignition switch. • This switch must be returned to the UP position to allow engine restarting.
  • Page 61 RT80Q Operator’s Manual Controls - 60 Backhoe Console Item Description Notes 13. Boom swing lock To lock, push down and into Backhoe can be locked in several hook. swing positions. If lock will not engage, swing backhoe slightly left or To unlock, pull up and into right until lock engages.

  • Page 62: Drill Controls

    RT80Q Operator’s Manual Controls - 61 Drill Controls Drill Controls t33om063w.eps 1. Drilling attachment control 2. Drilling attachment Item Description Notes 1. Drilling attachment To rotate clockwise, press IMPORTANT: Always rotate control bore. clockwise during drilling and backreaming. Rotate To rotate counterclockwise, counterclockwise only to dislodge a press reverse.

  • Page 63: Battery Disconnect

    RT80Q Operator’s Manual Controls - 62 Battery Disconnect Battery Disconnect t33om012w.eps Item Description Notes 1. Battery disconnect To connect, move handle to NOTICE: Do not operate battery switch right. switch with engine operating. To disconnect, move handle to left. c00ic654w.eps...

  • Page 64: Operation Overview

    RT80Q Operator’s Manual Operation Overview - 63 Operation Overview Chapter Contents Planning........64 Trenching.
  • Page 65 RT80Q Operator’s Manual Operation Overview - 64 Planning Planning 1. Gather information about jobsite. See 68. 2. Inspect jobsite. See page 69. 3. Classify jobsite. See page 70. 4. Select chain and teeth to match your soil type, if necessary. See page 133.
  • Page 66 RT80Q Operator’s Manual Operation Overview - 65 Sawing Sawing 1. Start unit. See page 74. 2. Position tractor and controls. See page 110. 3. Begin sawing. See page 112. 4. Complete the installation. See page 137. 5. Backfill the trench. See page 138.
  • Page 67 RT80Q Operator’s Manual Operation Overview - 66...

  • Page 68: Prepare

    RT80Q Operator’s Manual Prepare - 67 Prepare Chapter Contents Gather Information ......68 • Review Job Plan ......... . .68 •...

  • Page 69: Gather Information

    RT80Q Operator’s Manual Prepare - 68 Gather Information Gather Information A successful job begins before you dig. The first step in planning is reviewing information already available about the job and jobsite. Review Job Plan Review blueprints or other plans. Check for information about existing or planned structures, elevations, or proposed work that may be taking place at the same time.

  • Page 70: Identify Hazards

    RT80Q Operator’s Manual Prepare - 69 Identify Hazards Identify Hazards Inspect jobsite before transporting equipment. Check for the following: • overall grade or slope • changes in elevation such as hills or open trenches • obstacles such as buildings, railroad crossings, or streams •...

  • Page 71: Classify Jobsite

    RT80Q Operator’s Manual Prepare - 70 Classify Jobsite Classify Jobsite Jobsite hazards could cause death or serious injury. Use correct equipment and work methods. Use and maintain proper safety equipment. 274-050; 274-724 (2P) To help avoid injury: • Wear personal protective equipment including hard hat, safety eye wear, and hearing protection.

  • Page 72: Apply Precautions

    RT80Q Operator’s Manual Prepare - 71 Classify Jobsite Apply Precautions Once classified, precautions appropriate for jobsite must be taken. Electric Jobsite Precautions Use one or both of these methods. • Expose line by careful hand digging or soft excavation. •...

  • Page 73: Check Supplies And Prepare Equipment

    RT80Q Operator’s Manual Prepare - 72 Check Supplies and Prepare Equipment Check Supplies and Prepare Equipment Supplies • fuel • keys • personal protective equipment, such as hard hat and safety glasses Fluid Levels • fuel • hydraulic fluid •...

  • Page 74: Drive

    RT80Q Operator’s Manual Drive - 73 Drive Chapter Contents Start Unit ....... . . 74 Drive .

  • Page 75: Start Unit

    RT80Q Operator’s Manual Drive - 74 Start Unit Start Unit Before operating tractor, read engine manufacturer’s starting and operating instructions. Follow instructions for new engine break-in. Misuse of machine can cause death or serious injury. Read and understand operator’s manual and all other safety instructions before use.
  • Page 76 RT80Q Operator’s Manual Drive - 75 Start Unit 1. Fasten and adjust seat belt. 2. Check that ground drive control and attachment speed/direction control are in neutral. 3. Move throttle to idle. 4. Verify that parking brake is engaged. 5. Turn ignition switch to the run position (key on, engine off). Wait for operator display to come on.

  • Page 77: Drive

    RT80Q Operator’s Manual Drive - 76 Drive Drive Moving traffic – hazardous situation. Death or serious injury could result. Avoid moving vehicles, wear high visibility clothing, post appropriate warning signs. To help avoid injury: • Survey your field of vision when operating the machine.

  • Page 78: Safe Slope Operation

    RT80Q Operator’s Manual Drive - 77 Drive Safe Slope Operation Tipover possible. Machine can tip over and crush you. To help avoid injury: • Only operate equipment on slopes if absolutely necessary. • Always operate with heavy end uphill. Keep attachments low and travel up and down the slope.

  • Page 79: Shut Down

    RT80Q Operator’s Manual Drive - 78 Shut Down Shut Down 1. When job is complete, move ground drive control to neutral. 2. Set parking brake. 3. Lower all attachments to ground. 4. Move throttle to idle for 3 minutes to cool engine.

  • Page 80: Transport

    RT80Q Operator’s Manual Transport - 79 Transport Chapter Contents Lift ........80 Tie Down .

  • Page 81: Lift

    RT80Q Operator’s Manual Transport - 80 Lift Lift Crushing weight could cause death or serious injury. Stay away. Misuse of machine can cause death or serious injury. Read and understand operator’s manual and all other safety instructions before use. 273-475 Tractor This machine is not configured for lifting.
  • Page 82 RT80Q Operator’s Manual Transport - 81 Lift Combo Lift points shown with arrows. Use crane capable of supporting the equipment's size and weight. See “Specifications” or measure and weigh equipment before lifting. Plow linkage has some movement and may require better support in some situations.
  • Page 83 RT80Q Operator’s Manual Transport - 82 Lift Reel Carrier Lift points shown with arrows. Use crane capable of supporting the equipment's size and weight. See “Specifications” or measure and weigh equipment before lifting.

  • Page 84: Tie Down

    RT80Q Operator’s Manual Transport - 83 Tie Down Tie Down Misuse of machine can cause death or serious injury. Read and understand operator’s manual and all other safety instructions before use. 273-475 Points Tiedown points are identified by tiedown decals. Securing to trailer at other points is unsafe and can damage machinery.
  • Page 85 RT80Q Operator’s Manual Transport - 84 Tie Down Traversing Trencher Lower trencher to trailer deck and chain at attachment frame and through boom. Make sure chains are tight before transporting. IMPORTANT: If trencher is equipped with a trench cleaner, ensure that trench cleaner shoe is fully up and extra bolt (found in operator’s manual compartment)
  • Page 86 RT80Q Operator’s Manual Transport - 85 Tie Down Plow Lower plow to trailer deck and chain at attachment frame and vibrator box. Make sure chains are tight before transporting. NOTICE: • Engage attachment stow lock and swing lock devices in addition to securing at tiedowns.

  • Page 87: Haul

    RT80Q Operator’s Manual Transport - 86 Haul Haul Misuse of machine can cause death or serious injury. Read and understand operator’s manual and all other safety instructions before use. 273-475 To help avoid injury: • Read trailer operator’s manual before loading or transporting your machine. Incorrectly loaded machine can slip or cause trailer sway.
  • Page 88 RT80Q Operator’s Manual Transport - 87 Haul Load Crushing weight could cause death or serious injury. Stay away. To help avoid injury: • Attach trailer to tow vehicle before loading or unloading. • Load and unload trailer on level ground.
  • Page 89 RT80Q Operator’s Manual Transport - 88 Haul Unload Crushing weight could cause death or serious injury. Stay away. To help avoid injury: • Attach trailer to tow vehicle before loading or unloading. • Load and unload trailer on level ground.

  • Page 90: Tow

    RT80Q Operator’s Manual Transport - 89 Misuse of machine can cause death or serious injury. Read and understand operator’s manual and all other safety instructions before use. 273-475 Under normal conditions, tractor should not be towed. If tractor becomes disabled and towing is necessary: •...
  • Page 91 RT80Q Operator’s Manual Transport - 90...

  • Page 92: Trench

    RT80Q Operator’s Manual Trench - 91 Trench Chapter Contents Set Up........92...
  • Page 93 To help avoid injury: Use attachments or counterweights to make front and rear loads balance when all attachments are raised. Contact your Ditch Witch dealer about counterweighting for your equipment. Jobsite hazards could cause death or serious injury. Use correct equipment and work methods.
  • Page 94 RT80Q Operator’s Manual Trench - 93 Set Up IMPORTANT: • When cutting asphalt, start trench in soil at edge of road and use shortest possible boom at full depth. • Sight along center of hood to a stake driven beyond end of trench line for straight trench.
  • Page 95 RT80Q Operator’s Manual Trench - 94 Operate Operate Breathing crystalline silica dust may cause lung disease. Cutting, drilling, or working materials such as concrete, sand, or rock containing quartz may result in exposure to silica dust. Use dust control methods or appropriate breathing protection when exposed to silica dust.
  • Page 96 RT80Q Operator’s Manual Trench - 95 Operate Moving digging teeth. Contact will cause death or serious injury. STAY AWAY. To help avoid injury: • Ensure parking brake is engaged. • Allow 3’ (1 m) between digging teeth and obstacle. Machine might jerk when digging starts.
  • Page 97 RT80Q Operator’s Manual Trench - 96 Operate 9. If using optional hydraulic trench cleaner: • Trench forward a short distance. • Move hydraulic control lever to lower trench cleaner, and continue trenching. 10. Push ground drive control forward to trenching speed.

  • Page 98: Plow

    RT80Q Operator’s Manual Plow - 97 Plow Chapter Contents Set Up........98...
  • Page 99 To help avoid injury: Use attachments or counterweights to make front and rear loads balance when all attachments are raised. Contact your Ditch Witch dealer about counterweighting for your equipment. Jobsite hazards could cause death or serious injury. Use correct equipment and work methods.
  • Page 100 RT80Q Operator’s Manual Plow - 99 Set Up Position Tractor IMPORTANT: If material must be at a constant depth, dig starting and target trenches. 1. Fasten and adjust seat belt. 2. Start tractor. See page 74 for start-up procedures. 3. Drive to starting point. Move in line with planned trench.
  • Page 101 RT80Q Operator’s Manual Plow - 100 Set Up To Feed Product 1. Remove cable guide. 2. Feed cable/marking tape through tube from top to bottom. 3. Replace cable guide and tighten fasteners. 4. Secure cable. NOTICE: Keep everyone away from...
  • Page 102 RT80Q Operator’s Manual Plow - 101 Operate Operate Crushing weight could cause death or serious injury. Use proper procedures and equipment or stay away. Electric shock will cause death or serious injury. Stay away. 274-049 To help avoid injury: Expose lines by hand before digging. Cutting high voltage cable can cause electrocution.
  • Page 103 RT80Q Operator’s Manual Plow - 102 Operate Start Plowing 1. Fasten and adjust seat belt. 2. Start tractor. See page 74 for start-up procedures. 3. Adjust throttle to low idle. 4. Check that ground drive control is in neutral. 5. Lower reel carrier to lowest position possible, if equipped.
  • Page 104 RT80Q Operator’s Manual Plow - 103 Operate Special Plowing Your Ditch Witch equipment allows you to plow four ways: normal plowing, offset plowing (1), coordinated plowing (2), and crabbing (3). NOTICE: Oversteering blade may damage blade or cable. Offset Plow Offset plowing can be used to plow next to a road while keeping tracks on a more stable surface or in similar conditions.
  • Page 105 RT80Q Operator’s Manual Plow - 104...

  • Page 106: Reel Carrier

    RT80Q Operator’s Manual Reel Carrier - 105 Reel Carrier Chapter Contents Set Up........106...
  • Page 107 RT80Q Operator’s Manual Reel Carrier - 106 Set Up Set Up Misuse of machine can cause death or serious injury. Read and understand operator’s manual and all other safety instructions before use. 273-475 Adjust Reel Winder 1. Lower reel carrier.
  • Page 108 RT80Q Operator’s Manual Reel Carrier - 107 Operate Operate 1. Fasten and adjust seat belt. 1. Drive to beginning of planned plow path. 2. Engage parking brake. 3. Lower backfill blade, if equipped. 4. Lower plow attachment. 5. Adjust throttle.
  • Page 109 RT80Q Operator’s Manual Reel Carrier - 108...

  • Page 110: Saw

    RT80Q Operator’s Manual Saw - 109 Chapter Contents Setup ........110 •...

  • Page 111: Setup

    To help avoid injury: Use attachments or counterweights to make front and rear loads balance when all attachments are raised. Contact your Ditch Witch dealer about counterweighting for your equipment. Jobsite hazards could cause death or serious injury. Use correct equipment and work methods.
  • Page 112 RT80Q Operator’s Manual Saw - 111 Operation Operation Breathing crystalline silica dust may cause lung disease. Cutting, drilling, or working materials such as concrete, sand, or rock containing quartz may result in exposure to silica dust. Use dust control methods or appropriate breathing protection when exposed to silica dust.

  • Page 113: Operation

    RT80Q Operator’s Manual Saw - 112 Operation Moving digging teeth will cause serious injury or death. Stay away. To help avoid injury: • Allow 3’ (1 m) between digging teeth and obstacle. Machine might jerk when digging starts. • Keep everyone at least 6’ (2 m) from machine, attachments, and their range of movement.

  • Page 114: Backhoe

    RT80Q Operator’s Manual Backhoe - 113 Backhoe Chapter Contents Set Up........114 Operate .
  • Page 115 RT80Q Operator’s Manual Backhoe - 114 Set Up Set Up 1. Move F-N-R lever to neutral position. 2. Press service brake. 3. Move ground drive control to neutral position. 4. Shift gearbox control to 1 (low). 5. Lower rear attachment to 6” (150 mm) above ground.
  • Page 116 RT80Q Operator’s Manual Backhoe - 115 Operate Operate Use boom/swing control and bucket/dipper control to dig hole or trench. IMPORTANT: For more information about backhoe controls, see page 56. • Keep dipper and boom at right angles as much as possible for maximum power.
  • Page 117 RT80Q Operator’s Manual Backhoe - 116 Stow Stow NOTICE: Before returning to tractor operator station, raise stabilizers, return remote throttle to low idle, and stow and lock boom. 1. When hole or trench is complete, lift boom while keeping dipper pointed at ground.

  • Page 118: Drill

    RT80Q Operator’s Manual Drill - 117 Drill Chapter Contents Set Up........118 •...

  • Page 119: Set Up

    RT80Q Operator’s Manual Drill - 118 Set Up Set Up EMERGENCY SHUTDOWN - Turn ignition switch to STOP. Jobsite hazards could cause death or serious injury. Use correct equipment and work methods. Use and maintain proper safety equipment. To help avoid injury: •...

  • Page 120: Dig Target Trench

    RT80Q Operator’s Manual Drill - 119 Set Up Dig Target Trench 1. Select a completion point for the bore. 2. Dig a target trench (2) across the intended completion point. IMPORTANT: Ensure that target trench is: • deep enough for drill bit to enter slightly above the trench floor, and •...

  • Page 121: Drill

    RT80Q Operator’s Manual Drill - 120 Operate Operate Breathing crystalline silica dust may cause lung disease. Cutting, drilling, or working materials such as concrete, sand, or rock containing quartz may result in exposure to silica dust. Use dust control methods or appropriate breathing protection when exposed to silica dust.

  • Page 122: Drill

    RT80Q Operator’s Manual Drill - 121 Operate Drill Rotating shaft will cause death or serious injury. Stay away. To help avoid injury: • Keep everyone at least 10’ (3 m) away from drill string and machine. • Wear close-fitting clothing and personal protective equipment.

  • Page 123: Start Bore With Drill String Guide

    Rotating shaft will cause death or serious injury. Stay away. To help avoid injury: ® • Use only the approved Ditch Witch drill string guide (p/n 118-079). • Do not straddle trench or drill string. • Do not enter trench.

  • Page 124: Add Rod

    RT80Q Operator’s Manual Drill - 123 Operate Add Rod If more length is needed, ask a helper to add a rod section. Rotating shaft will cause death or serious injury. Stay away. To help avoid injury: Only access drilling attachment with hands when engine is shut down.

  • Page 125: Backream

    RT80Q Operator’s Manual Drill - 124 Operate Backream After drill bit enters target trench, the bore hole may be enlarged by changing the drill bit to a reamer and pulling it back through the initial bore. NOTICE: Incorrect use may damage components and increase wear.

  • Page 126: Install Product

    RT80Q Operator’s Manual Drill - 125 Operate Install Product To install product, pull it through the bore after drilling or final pass of backreaming. Rotating shaft will cause death or serious injury. Stay away. To help avoid injury: Ensure no one is in target trench or near product being installed.

  • Page 127: Remove Rod

    RT80Q Operator’s Manual Drill - 126 Operate Remove Rod If the length of rod outside the bore reaches 30’ (9 m), ask a helper to remove rod sections as needed. Rotating shaft will cause death or serious injury. Stay away.
  • Page 128 RT80Q Operator’s Manual Drill - 127 Operate Reconnect Drill String 1. Start tractor and set to low throttle. 2. Slowly move machine forward until attached rod section and drill string are about 1’ (30 cm) apart. 3. Have helper lightly hold attached rod section and drill string so that they are aligned.

  • Page 129: Finish Job

    RT80Q Operator’s Manual Drill - 128 Finish Job Finish Job Disassemble Drill String 1. Shut down tractor. 2. Disconnect drill string from drilling attachment. 3. Remove drill bit. 4. Disconnect sections: • Press tab through hole in female side of joint (1) using special tool (p/n 351-272).

  • Page 130: Systems And Equipment

    RT80Q Tractor ........

  • Page 131: Cruise Control

    RT80Q Operator’s Manual Systems and Equipment - 130 Cruise Control Cruise Control Cruise control is a standard feature that allows the unit to automatically adjust ground drive speed according to digging conditions. In easier soil conditions, the ground drive speed will increase. When the unit encounters difficult soil conditions, the ground drive speed will decrease.
  • Page 132 RT80Q Operator’s Manual Systems and Equipment - 131 Cruise Control Trenching 1. Following procedures on “Set Up” on page 92, begin trenching to desired depth. 2. When desired depth is reached, ensure throttle is fully open. 3. Set the following controls: •...

  • Page 133: Chain, Teeth, And Sprockets

    RT80Q Operator’s Manual Systems and Equipment - 132 Chain, Teeth, and Sprockets Chain, Teeth, and Sprockets Chain and Tooth Maintenance • Always replace sprockets at the same time you replace the digging chain. Sprockets and chain are designed to work together. Replacing one without the other will cause premature wear of the new part.

  • Page 134: Chain Selection

    RT80Q Operator’s Manual Systems and Equipment - 133 Chain, Teeth, and Sprockets Chain Selection These charts are meant as a guideline only. No one chain type works well in all conditions. See your Ditch ® Witch dealer for soil conditions and chain recommendations for your area. Ask for the latest Chain, Teeth, and Sprockets Parts Catalog.

  • Page 135: Optional Equipment

    RT80Q Operator’s Manual Systems and Equipment - 134 Optional Equipment Optional Equipment See your Ditch Witch dealer for more information about the following optional equipment. RT80Q Tractor Equipment Description 4 post ROPS adds to standard 2 post ROPS allows tracking of position...

  • Page 136: H853 Combo

    H853 Combo Equipment Description blades several blade options are available reel carrier ® designed to fit your Ditch Witch equipment and speed cable installation tape dispenser for marking tapes mechanical trench cleaner removes spoils from the trench floor RC80 Reel Carrier...
  • Page 137 RT80Q Operator’s Manual Systems and Equipment - 136 Counterweighting...

  • Page 138: Complete The Job

    RT80Q Operator’s Manual Complete the Job - 137 Complete the Job Chapter Contents Restore Jobsite ......138 •...
  • Page 139 RT80Q Operator’s Manual Complete the Job - 138 Restore Jobsite Restore Jobsite After product is installed, return spoils to the trench with optional backfill blade. Backfilling 1. Position unit at end of trench, several feet from spoils. Aim tractor at outer edge of spoils.

  • Page 140: Service

    RT80Q Operator’s Manual Service - 139 Service Chapter Contents Service Precautions ..... . . 140 Lubrication Overview ..... . 141 Recommended Lubricants/Service Key .

  • Page 141: Service Precautions

    The RT80Q is programmed to operate with the original attachment configuration. If you change attachments, contact your Ditch Witch dealer to make sure the electronic programming is updated. If you change attachments without updating the electronic programming, your attachment may not function...

  • Page 142: Lubrication Overview

    Proper lubrication and maintenance protects Ditch Witch equipment from damage and failure. Service intervals listed are for minimum requirements. In extreme conditions, service machine more frequently. Use only recommended lubricants. Fill to capacities listed in “Fluid Capacities” under “RT80Q Tractor” on page 183.

  • Page 143: Recommended Lubricants/Service Key

    RT80Q Operator’s Manual Service - 142 Recommended Lubricants/Service Key Recommended Lubricants/Service Key Item Description Tier 4 Diesel engine oil meeting or exceeding Deutz specification DQC III- LA. NOTICE: Shipped from factory with API CJ-4 DEO meeting Deutz specification DQC II- LA.

  • Page 144: Approved Fuel

    Biodiesel blends up to 5% (B5) are approved for use in this unit. The fuel used must meet the specifications for diesel fuel shown above. Extra attention is needed when using biodiesel, especially when operating in cold weather or storing fuel. Contact your Ditch Witch dealer or the engine manufacturer for more information.

  • Page 145: Approved Coolant

    ® Rotella ELC NF coolant. This coolant is available, pre-diluted, from your Ditch Witch dealer as part number 255-1053. Contact your Deutz service partner for a full list of approved coolants meeting DQC CB- 14. In an emergency, non-Deutz approved, heavy duty diesel engine coolant meeting ASTM D6210 may be used.

  • Page 146: 10 Hour

    RT80Q Operator’s Manual Service - 145 10 Hour 10 Hour Location Task Notes TRACTOR Check engine oil level Check air filter/dust ejector valve Check coolant level DEAC Check water separator and fuel filter Check hydraulic fluid level Check hydraulic hoses...
  • Page 147 RT80Q Operator’s Manual Service - 146 10 Hour Tractor Check Engine Oil Level Check engine oil at dipstick (1) before operation and every 10 hours thereafter. Add DEO at fill (2) as necessary to keep oil level at highest line on dipstick.
  • Page 148 RT80Q Operator’s Manual Service - 147 10 Hour Check Air Filter/Dust Ejector Valve Check air filter restriction indicator (2) and dust ejector valve (1) every 10 hours. Ensure valve is not inverted, damaged, plugged, or cracked. Change filters when restriction indicator reaches red zone.
  • Page 149 RT80Q Operator’s Manual Service - 148 10 Hour Check Fuel Filter Water Separator Check water separator every 10 hours. Drain at plug (shown) as needed until water is removed and fuel runs from drain. Check Radiator/Oil Cooler Check radiator/oil cooler for dirt, grass, and other debris every 10 hours.
  • Page 150 RT80Q Operator’s Manual Service - 149 10 Hour Check Hydraulic Hoses Pressurized fluid or air could pierce skin and cause severe injury. Refer to operator’s manual for proper use. 270-6035 To help avoid injury: • Before disconnecting a hydraulic line, turn engine off and operate all controls to relieve pressure.
  • Page 151 RT80Q Operator’s Manual Service - 150 10 Hour Trencher Lube Trencher Tail Roller Wipe zerks clean and lube every 10 hours with EPG. Lube roller zerks on both sides of boom. Lube Trencher Pivot Wipe five zerks located on right of trencher pivot clean and lube every 10 hours with EPG.
  • Page 152 RT80Q Operator’s Manual Service - 151 10 Hour Lube Trencher Auger Bearings Lube two auger bearing zerks (one on each side) every 10 hours with EPG. Lube Trencher Auger Shaft Lube four auger shaft zerks (two on each side) every 10 hours with EPG.
  • Page 153 10 Hour Check Digging Chain Teeth and Bits Check teeth (1) for wear every 10 hours. Replace worn teeth, using Ditch Witch replacement parts and maintaining original tooth pattern. For more efficient digging, contact your Ditch Witch dealer for information about the tooth pattern best suited to your jobsite.
  • Page 154 RT80Q Operator’s Manual Service - 153 10 Hour Check Boom Mounting Bolts Check 14 bolts (7 on each side) every 10 hours and tightened as necessary to keep bolts and other fasteners tight. Check for looseness or wear. Check that bolts are tightened to 250 ft•lb (28 N•m).
  • Page 155 RT80Q Operator’s Manual Service - 154 10 Hour Check Trench Cleaner Position Check trench cleaner position (if equipped) every 10 hours, or anytime the digging chain is adjusted or replaced. The trench cleaner is properly positioned when there is 3-4 in (76-102 mm) between the digging teeth and the inside of the trench cleaner shoe (A).
  • Page 156 RT80Q Operator’s Manual Service - 155 10 Hour Check Plow Arm Pins and Bushings Check plow arm pins and bushings every 10 hours. Tighten as needed. t33om024w.eps Check Plow Connector Pivots Visually check pivots every 10 hours for wear or damage.

  • Page 157: 50 Hour

    RT80Q Operator’s Manual Service - 156 50 Hour 50 Hour Location Task Notes TRACTOR Check drive belts Lube track pivot bearings TRENCHER Check trencher gearbox oil level PLOW Change plow vibrator oil (initial) Check plow lift cylinder pins and bumpers...
  • Page 158 RT80Q Operator’s Manual Service - 157 50 Hour Trencher Check Trencher Gearbox Oil Level Check oil at sight tube every 50 hours. Keep oil level at horizontal line (shown) on housing. If necessary, add MPL at fill plug. Plow Change Plow Vibrator Oil Change plow vibrator oil after first 50 hours of operation.

  • Page 159: 100 Hour

    RT80Q Operator’s Manual Service - 158 100 Hour 100 Hour Location Task Notes TRACTOR Change engine oil (Tier 3) DEO; Initial if using fuel with sulfur content above 500 ppm (500 mg/kg) Check track tension Check track hub bolts 295 ft•lb (400 N•m)
  • Page 160 RT80Q Operator’s Manual Service - 159 100 Hour Check Track Tension Check track tension every 100 hours. To check: 1. Elevate unit on jackstands or lifting devices capable of holding the weight of the tractor. 2. Measure tension using one of the methods below.
  • Page 161 RT80Q Operator’s Manual Service - 160 100 Hour Inspect Track Rollers and Sprocket Inspect track rollers and sprocket for wear every 100 hours. Replace as needed. t33om036w.eps Plow Check Shear Mounts Check shear mounts for wear every 100 hours. Replace as needed.
  • Page 162 2. Use plow lift control to put hydraulic load on pivot joints. Do not raise plow. 3. As hydraulic load is applied and released, visually check joints for motion. If motion is observed, contact your Ditch Witch dealer. t33om028w.eps To test lower pivot: 1. Lower plow to ground.

  • Page 163: 250 Hour

    RT80Q Operator’s Manual Service - 162 250 Hour 250 Hour Location Task Notes TRACTOR Change engine oil and filter T4 initial; T3 & T4 regular if using certain oil Lube driveshaft U-joints Lube axle spindle pins Check ground drive gearbox oil level...
  • Page 164 RT80Q Operator’s Manual Service - 163 250 Hour Lube Driveshaft U-joints Lube driveshaft U-joints every 250 hours with 3-4 shots of EPG. t33om037w.eps Lube Axle Spindle Pins Lube axle spindle pins every 250 hours with 3-4 shots of EPG. t33om038w.eps...
  • Page 165 RT80Q Operator’s Manual Service - 164 250 Hour Check Differential Oil Level Check oil level at fill (shown) every 250 hours. Add MPL as needed. t33om040w.eps Check Planetary Wheel End Oil Level Remove track to check oil level in planetary wheel ends every 250 hours.

  • Page 166: 500 Hour

    RT80Q Operator’s Manual Service - 165 500 Hour 500 Hour Location Task Notes TRACTOR Change fuel filters Change engine oil and filter DEO, T3 & T4 ONLY if using motor oil meeting Deutz specifications DQCIII-LA (T4) or DQCIII (T3). Change hydraulic fluid and filter...
  • Page 167 Recommended freeze protection level is -34°F (-37°C). Adjust as needed. If colder temperatures are expected, consult your Ditch witch dealer or coolant supplier. IMPORTANT: See page 144 for information on approved coolants. Use pre-dilluted coolant to maintain proper freeze...
  • Page 168 RT80Q Operator’s Manual Service - 167 500 Hour Plow Change Plow Vibrator Oil Change plow vibrator oil every 500 hours. If normal operating temperature exceeds 100° F (38° C), change plow vibrator oil every 250 hours. Drain oil at drain plug (2). Replace plug and move plow vibrator to horizontal position.
  • Page 169 RT80Q Operator’s Manual Service - 168 500 Hour Trencher Adjust Headshaft Bearing Adjust headshaft bearing every 500 hours. To adjust: 1. Remove cover. Remove bolts attaching trenching attachment motor to gearbox. 2. Remove bolt and washers in left end of headshaft.

  • Page 170: 1000 Hour

    RT80Q Operator’s Manual Service - 169 1000 Hour 1000 Hour Location Task Notes TRACTOR Change differential oil Change ground drive gearbox oil Change planetary wheel end oil TRENCHER Change trencher gearbox oil Tractor Change Differential Oil Change differential oil every 1000 hours.
  • Page 171 RT80Q Operator’s Manual Service - 170 1000 Hour Change Planetary Wheel End Oil Change wheel end oil every 1000 hours. To change: 1. Position wheel with plug at bottom. 2. Remove plug. 3. Drain oil. 4. Reposition wheel with plug at midway position.

  • Page 172: 2000 Hour

    RT80Q Operator’s Manual Service - 171 2000 Hour 2000 Hour Change Engine Coolant NOTICE: • The use of non-approved coolant may lead to engine damage or premature engine failure and will void engine warranty. • See page 144 for list of approved coolants.

  • Page 173: As Needed

    RT80Q Operator’s Manual Service - 172 As Needed As Needed Location Task Notes TRACTOR Adjust parking brake Clean radiator fins Check seatbelt and seatbelt mounting hardware Check batteries Jump start unit/ Charge battery TRENCHER Replace digging chain PLOW Clean feed tube...
  • Page 174 RT80Q Operator’s Manual Service - 173 As Needed Check Radiator/Oil Cooler Check radiator/oil cooler for dirt, grass, and other debris as needed. Clean with compressed air or spray wash as needed. Be careful not to damage fins with high pressure air or water. Check more often if operating in dusty or grassy conditions.
  • Page 175 RT80Q Operator’s Manual Service - 174 As Needed Check Engine Compartment Check engine compartment for debris as needed. Do not use water or compressed air to remove debris from engine compartment. Check more often if operating in large brush, grassy conditions or being stored.
  • Page 176 RT80Q Operator’s Manual Service - 175 As Needed Charge Battery Explosion possible. Serious injury or equipment damage could occur. Follow directions carefully. To help avoid injury: • Use a single 12V maximum source for charging. Do not connect to rapid chargers or dual batteries.
  • Page 177 RT80Q Operator’s Manual Service - 176 As Needed Charging Procedure (Engine Off) 1. Park service vehicle close to disabled equipment but do not allow vehicles to touch. Engage parking brake in both vehicles. 2. Turn the ignition switch to the OFF position in both vehicles, and turn off all electrical loads. Disconnect the machine controller.
  • Page 178 RT80Q Operator’s Manual Service - 177 As Needed Trencher Replace Digging Chain Visually check digging chains for wear on teeth (1), rollers, and sidebars (2). Check pins (3) and bushing wear by measuring distance between chain pins and comparing it with a new chain.
  • Page 179 RT80Q Operator’s Manual Service - 178 As Needed 8. Loop cable through links nearest connector pin. Pressurized fluid or air could pierce skin and cause severe injury. Refer to operator’s manual for proper use. 270-6035 To help avoid injury: Service digging boom grease cylinder only while standing on opposite side of boom.
  • Page 180 RT80Q Operator’s Manual Service - 179 As Needed To install chain: 1. Lay chain on ground with teeth down and pointed toward unit. 2. Fasten and adjust seatbelt. 3. Start tractor. See page 74 for start-up procedures. 4. Disengage parking brake and verify parking brake indicator is off.
  • Page 181 RT80Q Operator’s Manual Service - 180 As Needed Plow Clean Feed Tube Clean feed tube as needed. Replace Sod Cutter and Blade Replace worn sod cutter and plow blade as needed.
  • Page 182 RT80Q Operator’s Manual Service - 181 As Needed Check Plow Blade Bolts Check plow blade bolts as needed. If loose, use Loctite® 242 (blue) and tighten bolts to 210 ft•lb (285 N•m). Backhoe Replace Pins and Bushings Replace pins (1) and bushings (2) when worn or...
  • Page 183 RT80Q Operator’s Manual Service - 182 As Needed...

  • Page 184: Specifications

    RT80Q Operator’s Manual Specifications - 183 RT80Q Tractor Specifications RT80Q Tractor t33om015w.eps Dimensions U.S. Metric Angle of approach 31° 31° Height 103 in 2.6 m Nose to rear mount length 112.3 in 2.9 m Length - transport 139 in 3.5 m...
  • Page 185 RT80Q Operator’s Manual Specifications - 184 RT80Q Tractor General ® Ditch Witch model RT80Q tractor, 4-wheel drive, rigid frame, hydrostatic ground drive through rubber tracks, 4-wheel steering, hydrostatic attachment drive, riding unit. Operation U.S. Metric Forward speeds 1.3 mph 2.1 km/h Medium 3.1 mph...
  • Page 186 RT80Q Operator’s Manual Specifications - 185 RT80Q Tractor Power Plant U.S. Metric Engine: Deutz TD3.6L4, diesel, liquid cooled, direct injection, 4 cyl. turbocharged. Displacement 3.6 L 221 in Bore 3.86 in 98 mm Stroke 4.72 in 120 mm Engine manufacturer’s gross power rating per SAE J1995...
  • Page 187 RT80Q Operator’s Manual Specifications - 186 RT80Q Tractor Fluid Capacities U.S. Metric Fuel tank 30 gal 114 L Engine oil 8.4 qt Hydraulic reservoir 12 gal 45 L Hydraulic system 19 gal 72 L Cooling system 3 gal 11.4 L Battery (2 used) Group 78U, SAE res.
  • Page 188 RT80Q Operator’s Manual Specifications - 187 H810 Trencher H810 Trencher t33om056w.eps Dimensions U.S. Metric Angle of departure 30° 30° Trench depth, maximum 93 in 2.36 m Trench width, maximum 24 in 610 mm Boom travel down 65° 65° Boom travel up 50°...
  • Page 189 RT80Q Operator’s Manual Specifications - 188 H810 Trencher Operation U.S. Metric Headshaft speeds at 2600 engine rpm Ratio low 170 rpm 170 rpm Ratio standard 208 rpm 208 rpm Ratio high (not recommended) 280 rpm 280 rpm Digging chain speeds at 2600 engine rpm...
  • Page 190 RT80Q Operator’s Manual Specifications - 189 H813 Trencher H813 Trencher t33om057w.eps Dimensions U.S. Metric Angle of departure 26.6° 26.6° Trench depth, maximum 58.4 in 1.5 m Trench width, maximum 12 in 305 mm Trench width, minimum 6 in 158 mm Boom travel down 55°...
  • Page 191 RT80Q Operator’s Manual Specifications - 190 H813 Trencher Soil discharge reach, short auger 17 in 430 mm Soil discharge reach, long auger 30 in 760 mm Attachment weight* 2422 lb 1099 kg Operation U.S. Metric Headshaft speeds @ 2600 engine rpm...
  • Page 192 RT80Q Operator’s Manual Specifications - 191 H832 Plow H832 Plow L2’ L2’ L2’ A3’ A3’ A3’ A’ A’ A’ A A t33om058w.eps Dimensions U.S. Metric Cover depth* 36 in 915 mm A’ Penetration* 40 in 1.02 m A3’ Angle of departure, transport, no blade 46.7°...
  • Page 193 35,215 lb 157 kN Maximum material diameter Pulled 3 in 80 mm 2 in 50 mm General U.S. Metric Attachment weight, without plow blade 2000 lb 907 kg ® Counterweight required. Contact your local Ditch Witch dealer for counterweight requirements.
  • Page 194 RT80Q Operator’s Manual Specifications - 193 H853 Combo H853 Combo Trencher t33om059w.eps Dimensions U.S. Metric Trench depth, maximum 69 in 1.76 m Angle of departure 29° 29° Trench width 6-12 in 150-300 mm Boom travel up 49° 49° Boom travel down 56°...
  • Page 195 RT80Q Operator’s Manual Specifications - 194 H853 Combo Headshaft overhang 42.7 in 1.1 m *Left edge of machine is defined as outside of digging chain guard Operation U.S. Metric Headshaft speeds @ 2600 engine rpm low speed motor 174 rpm...
  • Page 196 RT80Q Operator’s Manual Specifications - 195 H853 Combo Plow L2’ L2’ L2’ A3’ A3’ A3’ A’ A’ A’ A A t33om060w.eps Dimensions U.S. Metric Cover depth* 36 in 915 mm A’ Penetration* 40 in 1.02 m Angle of departure, transport, 24” (610-mm) blade 25.3°...
  • Page 197 157 kN Maximum material diameter Pulled 3 in 76 mm 2 in 51 mm General U.S. Metric Attachment weight without boom, chain, or plow blade 3455 lb 1567 kg ® Counterweight required. Contact your local Ditch Witch dealer for counterweight requirements.
  • Page 198 RT80Q Operator’s Manual Specifications - 197 A820 Backhoe A820 Backhoe Dimensions U.S. Metric Transport height 113.5 in 2.9 m Ground clearance 36.6 in 929 mm Backhoe length, stowed 57.2 in 1.5 m Digging depth, max. 89 in 2.2 m Digging depth, 2” (0.6 m) flat bottom 88.2 in...
  • Page 199 RT80Q Operator’s Manual Specifications - 198 A820 Backhoe Backhoe or basic unit width 120 in 3.1 m Stabilizer spread, operating 91.8 in 2.3 m Leveling angle 6° 6° General U.S. Metric Attachment weight 2060 lb 934 kg Bucket Width 12-18 in...
  • Page 200 RT80Q Operator’s Manual Specifications - 199 RC80 Reel Carrier RC80 Reel Carrier Dimensions U.S. Metric Distance from backfill blade to outside edge of reel carrier with 73.5 in 1.9 m maximum diameter reel Maximum reel diameter 84 in 2.1 m...
  • Page 201 RT80Q Operator’s Manual Specifications - 200 RC80 Reel Carrier...

  • Page 202: Support

    Return damaged parts to dealer for inspection and warranty consideration if in warranty time frame. Order genuine Ditch Witch replacement or repair parts from your authorized Ditch Witch dealer. Use of another manufacturer's parts may void warranty consideration.
  • Page 203 Defects will be determined by an inspection within thirty (30) days of the date of failure of the product or part by Ditch Witch Product Support (DWPS) or its authorized dealer. DWPS will provide the location of its inspection facilities or its nearest authorized dealer upon inquiry.

  • Page 206: Service Record

    RT80Q Operator’s Manual Service Record - 205 Service Record Service Performed Date Hours...
  • Page 207 RT80Q Operator’s Manual Service Record - 206 Service Performed Date Hours...

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