Ditch Witch RT45 Operator's Manual
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Ditch Witch RT45 Operator's Manual

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RT45
Tier 4
Operator's
Manual
053-2746
Issue 3.0

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Summary of Contents for Ditch Witch RT45

  • Page 1 RT45 Tier 4 Operator’s Manual 053-2746 Issue 3.0...

  • Page 2: Table Of Contents

    RT45 Operator’s Manual Overview - 1 Overview Chapter Contents Serial Number Location ..... . 2 Intended Use ....... 3 Equipment Modification .

  • Page 3: Serial Number Location

    RT45 Operator’s Manual Overview - 2 Serial Number Location Serial Number Location Record serial numbers and date of purchase in spaces provided. RT45 (2) and engine (1) serial numbers are located as shown. Date of manufacture Date of purchase RT45 serial number...

  • Page 4: Intended Use

    RT45 Operator’s Manual Overview - 3 Intended Use Intended Use The RT45 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 A323 backhoe 18 in (460 mm) 93.2 in (2.4 m)

  • Page 5: Unit Components

    RT45 Operator’s Manual Overview - 4 Unit Components Unit Components 1. Rollover Protective Structure (ROPS) 5. Center console 2. Right console 6. Engine compartment 3. Left console 7. Backfill blade 4. Operator’s station...

  • Page 6: Operator Orientation

    RT45 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 RT45 Operator’s Manual Overview - 6...

  • 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 Issue number 3.0/OM-06/16 Part number 053-2746 Copyright 2014, 2016 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 RT45 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 RT45 Operator’s Manual Contents - 10 Drill procedures for drilling Microtrench procedures for microtrenching Systems and Equipment chain, teeth, sprockets, and optional equipment Complete the Job procedures for backfilling and restoring the jobsite and rinsing and storing equipment Service service intervals and instructions for this machine including lubrication, replacement...

  • Page 12: Safety

    RT45 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

    RT45 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

    RT45 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

    RT45 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

    RT45 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 Classifications

    RT45 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

    RT45 Operator’s Manual Safety - 18 Machine Safety Alerts Machine Safety Alerts Runaway possible. Start from operator’s position only. 275-070 Read operator’s manual. Know how to use all controls. Your safety is at stake. 273-475 Hot parts may cause burns. Do not touch until cool or wear gloves.
  • Page 20 RT45 Operator’s Manual Safety - 19 Machine Safety Alerts Rollover could kill or crush. Wear seat belt. 275-303 Fall possible. Riders can fall from machine and be injured or killed. Only operator is allowed on machine. 273-487 Tiedown location. See Transport chapter for more information.

  • Page 21: Machine Safety Alerts

    RT45 Operator’s Manual Safety - 20 Attachment Safety Alerts Attachment Safety Alerts A323 Crushing weight could cause death or serious injury. Use proper procedures and equipment or stay away. Moving parts could cut off hand. Keep hands away.
  • Page 22 RT45 Operator’s Manual Safety - 21 Attachment Safety Alerts H313 Moving digging teeth will cause death or serious injury. Trench cave-in can cause you to fall. Stay away. 274-002 Lift point. See Transport chapter for more information. 274-442 Moving digging teeth will cause death or serious...
  • Page 23 RT45 Operator’s Manual Safety - 22 Attachment Safety Alerts H314 Moving digging teeth will cause death or serious injury. Trench cave-in can cause you to fall. Stay away. 274-002 Lift point. See Transport chapter for more information. 274-442 Moving digging teeth will cause death or serious...
  • Page 24 RT45 Operator’s Manual Safety - 23 Attachment Safety Alerts H350 Moving digging teeth will cause death or serious injury. Trench cave-in can cause you to fall. Stay away. 274-002 Lift point. See Transport chapter for more information. 274-442...
  • Page 25 RT45 Operator’s Manual Safety - 24 Attachment Safety Alerts H342 Moving parts could cut off hand. Keep hands away. 275-184 Flying objects thrown by machine may strike people. Wear safety glasses and hard hat. 275-193 Moving digging teeth will cause serious injury or death.
  • Page 26 RT45 Operator’s Manual Safety - 25 Attachment Safety Alerts H331 Lift point. See Transport chapter for more information. 274-442...
  • Page 27 RT45 Operator’s Manual Safety - 26 Attachment Safety Alerts MT12 Moving parts could cut off hand. Keep hands away. 275-184 Tiedown location. See Transport chapter for more information. 274-318 Lift point. See Transport chapter for more information. 274-442 Flying objects thrown by machine may strike people.
  • Page 28 RT45 Operator’s Manual Safety - 27 Attachment Safety Alerts Moving digging teeth will cause serious injury or death. Stay away. 275-443 Hot parts may cause burns. Do not touch until cool or wear gloves. 275-355 Fall possible. Riders can fall from machine and be injured or killed.
  • Page 29 RT45 Operator’s Manual Safety - 28 Attachment Safety Alerts...

  • Page 30: Controls

    RT45 Operator’s Manual Controls - 29 Controls Chapter Contents Center Console ......30 •...

  • Page 31: Center Console

    RT45 Operator’s Manual Controls - 30 Center Console Center Console Controls 1. Auxiliary power outlet 4. Graphic display 2. Engine override switch 5. Ignition switch 3. Horn 6. Ground drive foot control...
  • Page 32 RT45 Operator’s Manual Controls - 31 Center Console Item Description Notes 1. Auxiliary power outlet Provides power for other Power output is 12V, 5A. equipment. 2. Engine override switch If engine shutdown indicator This control allows a temporary comes on, press to delay override of engine shutdown.
  • Page 33 RT45 Operator’s Manual Controls - 32 Center Console Item Description Notes 6. Ground drive foot control To move tractor forward, push Pedal should automatically return to top of pedal. neutral when released. To move tractor backward, push bottom of pedal.

  • Page 34: Graphic Display

    RT45 Operator’s Manual Controls - 33 Center Console Graphic Display 1. Hydraulic fluid temperature indicator 8. Engine oil pressure indicator 2. Operator presence indicator 9. Diagnostic menu button 3. Engine speed (RPM) 10. Hourmeter 4. Diagnostic message indicator 11. Settings menu button 5.
  • Page 35 RT45 Operator’s Manual Controls - 34 Center Console Item Description Notes 1. Hydraulic fluid Lights if hydraulic fluid If light remains on: temperature indicator overheats. Light will come on briefly when engine is started. • Check that engine fan is turning when engine is running.
  • Page 36 RT45 Operator’s Manual Controls - 35 Center Console Item Description Notes 6. Attachment drive Lights when attachment drive/ Part of the start interlock system. To neutral indicator direction control is in neutral. start engine, • operator must be in seat, •...
  • Page 37 RT45 Operator’s Manual Controls - 36 Center Console Item Description Notes 12. Air filter restriction Indicator will begin flashing To view the air filter percentage before indicator once the air filter is 25% 25% unrestricted, press the unrestricted. Percentage will diagnostics menu button at any time.

  • Page 38: Right Fender

    RT45 Operator’s Manual Controls - 37 Right Fender Right Fender Tractor Controls 1. Ground drive speed/direction control 4. Backfill blade tilt control * 2. Rear steer indicator* 5. Rear steer control* 3. Backfill blade control 6. Throttle *optional...
  • Page 39 RT45 Operator’s Manual Controls - 38 Right Fender Item Description Notes 1. Ground drive speed/ To go forward, push. Control does not automatically return direction control to neutral position when released. To go backward, pull. To go faster in either direction, move farther from center.
  • Page 40 RT45 Operator’s Manual Controls - 39 Right Fender Item Description Notes 4. Backfill blade tilt To tilt right side of blade control down, push. To tilt left side of blade down, pull. c00ic253h.eps 5. Rear steer control To turn rear tires right, push until tires reach desired position, then release.

  • Page 41: Trencher Controls

    RT45 Operator’s Manual Controls - 40 Right Fender Trencher Controls Note: Control configuration with rear steer option is shown in main illustration. Control configuration without rear steer is shown in balloon. 1. Trencher slide control* 3. Backfill blade tilt/trencher slide selector* 2.
  • Page 42 RT45 Operator’s Manual Controls - 41 Right Fender Item Description Notes 2. Boom lift control To lower, push. To raise, pull. 3. Backfill blade tilt/ To control backfill blade tilt, trencher slide selector push. To control trencher slide, pull. c00ic263h.eps...

  • Page 43: Combo Controls

    RT45 Operator’s Manual Controls - 42 Right Fender Combo Controls Note: Control configuration with rear steer option is shown in main illustration. Control configuration without rear steer is shown in balloon. 1. Trencher/Plow lift control 2. Trencher/plow select control Item...
  • Page 44 RT45 Operator’s Manual Controls - 43 Right Fender Item Description Notes 2. Trencher/plow select To select plow, push. control To select trencher, pull.

  • Page 45: Saw Controls

    RT45 Operator’s Manual Controls - 44 Right Fender Saw Controls Note: Control configuration with rear steer option is shown in main illustration. Control configuration without rear steer is shown in balloon. 1. Saw swing control 3. Backfill blade tilt/saw swing selector 2.
  • Page 46 RT45 Operator’s Manual Controls - 45 Right Fender Item Description Notes 2. Saw lift control To lower, push. To raise, pull. 3. Backfill blade tilt/saw To control backfill blade tilt, swing selector push. To control saw swing, pull. c00ic264h.eps...

  • Page 47: Plow Controls

    RT45 Operator’s Manual Controls - 46 Right Fender Plow Controls Note: Control configuration with rear steer option is shown in main illustration. Control configuration without rear steer is shown in balloon. 1. Plow swing control 3. Backfill blade tilt/plow swing selector 2.
  • Page 48 RT45 Operator’s Manual Controls - 47 Right Fender Item Description Notes 2. Plow lift control To raise, pull. To lower, push. c00ic204h.eps 3. Backfill blade tilt/plow To control backfill blade tilt, Use when optional 6-way backfill swing selector push. blade is installed.

  • Page 49: Microtrencher Controls

    RT45 Operator’s Manual Controls - 48 Right Fender Microtrencher Controls Tractor 1. Traverse (slide) control 3. Lift control 2. Level control 4. Backfill blade tilt / Traverse selector Item Description Notes 1. Traverse (slide) control To slide microtrencher right, push.
  • Page 50 RT45 Operator’s Manual Controls - 49 Right Fender Item Description Notes 2. Level control To lower rear of microtrencher, push. To raise rear of microtrencher, pull. 3. Lift control To lower, push. To raise, pull. 4. Backfill blade tilt /...
  • Page 51 RT45 Operator’s Manual Controls - 50 Right Fender MT12 MicroTrencher Attachment 1. Swing lock handle 3. Bubble level 2. Manual tilt adjustment 4. Level indicator Item Description Notes 1. Saw swing lock handle To lock, move handle toward Operate with microtrencher locked in tractor.
  • Page 52 RT45 Operator’s Manual Controls - 51 Right Fender Item Description Notes 3. Bubble level Displays left-to-right Use manual tilt adjustment and microtrencher angle. bubble level together to adjust microtrencher to match jobsite conditions. See “Adjust Tilt” on page 4. Level indicator...

  • Page 53: Backhoe Console

    RT45 Operator’s Manual Controls - 52 Backhoe Console Backhoe Console 1. Remote throttle on/off 7. Remote engine stop switch 2. Remote throttle increase/decrease 8. Seat latch 3. Boom/Swing control 9. Neutral switch* 4. Left stabilizer control 10. Mechanical stow lock control 5.
  • Page 54 RT45 Operator’s Manual Controls - 53 Backhoe Console Item Description Notes 1. Remote throttle on/off To turn on, press top. To turn off, press bottom. 2. Remote throttle To increase engine speed, increase/decrease press top. To decrease engine speed, press bottom.
  • Page 55 RT45 Operator’s Manual Controls - 54 Backhoe Console Item Description Notes 6. Bucket/Dipper control To open bucket, move right. Control can perform more than one action at a time. By “feathering” the To close bucket, move left. control, operator can combine backhoe operations.
  • Page 56 RT45 Operator’s Manual Controls - 55 Backhoe Console Item Description Notes 11. Mechanical stow lock To lock, push stow lock Use this control to lock boom in the control handle. stowed position. To unlock, move stow lock NOTICE: Always lock boom during handle to right.
  • Page 57 RT45 Operator’s Manual Controls - 56 Left Fender Left Fender 1. Parking brake 3. Attachment speed/direction control 2. Work light switch* * optional Item Description Notes 1. Parking brake To set, pull. To release, push. c00ic268h.eps...
  • Page 58 RT45 Operator’s Manual Controls - 57 Left Fender Item Description Notes 2. Work light switch To turn on, press top. To turn off, press bottom. 3. Attachment speed/ To rotate attachment forward Control does not return to neutral direction control or to start plow vibrator box, when released.

  • Page 59: Seat

    RT45 Operator’s Manual Controls - 58 Seat Seat 1. Seat belt 2. Seat slide control Item Description Notes 1. Seat belt To fasten, insert latch into buckle. Adjust until seat belt is low and tight. To release, lift top of buckle.

  • Page 60: Battery Disconnect

    RT45 Operator’s Manual Controls - 59 Battery Disconnect Battery Disconnect 1. Battery disconnect switch Item Description Notes 2. Battery disconnect To disconnect, move switch switch so that indicator points left. To connect, move switch so that indicator points right.
  • Page 61 RT45 Operator’s Manual Controls - 60 Battery Disconnect...

  • Page 62: Operation Overview

    RT45 Operator’s Manual Operation Overview - 61 Operation Overview Chapter Contents Planning........62 Digging with Backhoe .

  • Page 63: Planning

    RT45 Operator’s Manual Operation Overview - 62 Planning Planning 1. Gather information about jobsite. See page 66. 2. Inspect jobsite. See page 67. 3. Classify jobsite. See page 68. 4. Select chain and teeth to match your soil type, if necessary. See page 134.

  • Page 64: Sawing

    RT45 Operator’s Manual Operation Overview - 63 Sawing Sawing 1. Start unit. See page 72. 2. Position tractor and controls. See page 102. 3. Begin sawing. See page 103. 4. Complete the installation. See page 104. 5. Backfill the trench. See page 140.

  • Page 65: Microtrenching

    RT45 Operator’s Manual Operation Overview - 64 Microtrenching Microtrenching 1. Start unit. See page 72. 2. Position tractor and controls. See page 124. 3. Begin trenching. See page 128. 4. Complete the installation. See page 131. 5. Backfill the trench. See page 140.

  • Page 66: Prepare

    RT45 Operator’s Manual Prepare - 65 Prepare Chapter Contents Gather Information ......66 • Review Job Plan ......... . .66 •...

  • Page 67: Gather Information

    RT45 Operator’s Manual Prepare - 66 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 68: Inspect Site

    RT45 Operator’s Manual Prepare - 67 Inspect Site Inspect Site Identify Hazards Inspect jobsite before transporting equipment. Check for the following: • overall grade or slope • changes in elevation such as hills or other open trenches • obstacles such as buildings, railroad crossings, or streams •...

  • Page 69: Classify Jobsite

    RT45 Operator’s Manual Prepare - 68 Classify Jobsite Classify Jobsite Jobsite hazards could cause death or serious injury. Use correct equipment and work methods. Use and maintain proper safety equipment. To help avoid injury: • Wear personal protective equipment including hard hat, safety eye wear, and hearing protection.

  • Page 70: Apply Precautions

    RT45 Operator’s Manual Prepare - 69 Classify Jobsite Apply Precautions Once classified, precautions appropriate for jobsite must be taken. Follow U.S. Department of Labor regulations on excavating and trenching (Part 1926, Subpart P) and other similar regulations. Electric Jobsite Precautions Use one or both of these methods.

  • Page 71: Check Supplies And Prepare Equipment

    RT45 Operator’s Manual Prepare - 70 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 72: Drive

    RT45 Operator’s Manual Drive - 71 Drive Chapter Contents Start Unit ....... . . 72 Drive .

  • Page 73: Start Unit

    RT45 Operator’s Manual Drive - 72 Start Unit Start Unit Before operating tractor, read engine manufacturer’s starting and operating instructions. Follow instructions for new engine break-in. Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake.
  • Page 74 RT45 Operator’s Manual Drive - 73 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 low. 4. Verify that parking brake is set. 5. Turn ignition switch to the run position (key on, engine off). Cold start wait indicator will appear.

  • Page 75: Drive

    RT45 Operator’s Manual Drive - 74 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: • Drive carefully in congested areas. Know machine’s clearance and turning radius.

  • Page 76: Safe Slope Operation

    RT45 Operator’s Manual Drive - 75 Drive Safe Slope Operation Tipover possible. Machine can tip over and crush you. To help avoid injury: • Always operate with heavy end uphill. • Drive cautiously at all times. • Never jerk control levers. Use a steady even motion.

  • Page 77: Shut Down

    RT45 Operator’s Manual Drive - 76 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 low for 3 minutes to cool engine.

  • Page 78: Transport

    RT45 Operator’s Manual Transport - 77 Transport Chapter Contents Lift ........78 •...

  • Page 79: Lift

    RT45 Operator’s Manual Transport - 78 Lift Lift Crushing weight. If load falls or moves it could kill or crush you. Use proper procedures and equipment or stay away. Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake.

  • Page 80: Procedure

    RT45 Operator’s Manual Transport - 79 Lift Procedure Tractor This machine is not configured for lifting. If the machine must be lifted, load machine into a container or onto a platform appropriate for lifting. See “Specifications” on page 187 for size and weight of machine.
  • Page 81 RT45 Operator’s Manual Transport - 80 Lift H350 Combo Use crane capable of supporting the equipment's size and weight. See page 202 or measure and weigh equipment before lifting. NOTICE: Do not lift tractor with installed attachment. t28om089h.eps t28om090h.eps...
  • Page 82 RT45 Operator’s Manual Transport - 81 Lift Reel Carrier Use crane capable of supporting the equipment's size and weight. See page 187 or measure and weigh equipment before lifting. NOTICE: • Do not lift reel carrier with reel installed. •...

  • Page 83: Tie Down

    RT45 Operator’s Manual Transport - 82 Tie Down Tie Down Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake. 273-475 Points Tiedown points are identified by tiedown decals. Securing to trailer at other points is unsafe and can damage machinery.

  • Page 84: Haul

    RT45 Operator’s Manual Transport - 83 Haul Haul Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake. 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 85 RT45 Operator’s Manual Transport - 84 Haul Load Crushing weight. If load falls or moves it could kill or crush you. Use proper procedures and equipment or stay away. To help avoid injury: • Attach trailer to tow vehicle before loading or unloading.
  • Page 86 RT45 Operator’s Manual Transport - 85 Haul Unload Crushing weight. If load falls or moves it could kill or crush you. Use proper procedures and equipment or stay away. To help avoid injury: • Attach trailer to tow vehicle before loading or unloading.

  • Page 87: Tow

    RT45 Operator’s Manual Transport - 86 Retrieve Retrieve Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake. 273-475 Under normal conditions, tractor should not be towed. If tractor becomes disabled and retrieval is necessary: •...

  • Page 88: Backhoe

    RT45 Operator’s Manual Backhoe - 87 Backhoe Chapter Contents Set Up........88 •...

  • Page 89: Set Up

    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 90: Prepare Backhoe

    RT45 Operator’s Manual Backhoe - 89 Set Up Prepare Backhoe 1. Disengage seat lock (shown) and rotate seat out of stowed position. 2. Raise boom to release tension on stow lock. 3. Release stow lock by pushing handle forward. For more information about stow...

  • Page 91: Operate

    RT45 Operator’s Manual Backhoe - 90 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 92: Move Unit

    RT45 Operator’s Manual Backhoe - 91 Operate 4. Use boom/swing control and bucket/ dipper control to dig hole or trench. For more information about backhoe controls, see “Backhoe Console” on page 52. • Keep dipper and boom at right angles as much as possible for maximum power.

  • Page 93: Finish Job

    RT45 Operator’s Manual Backhoe - 92 Finish Job Finish Job 1. Raise stabilizers to fully engage latch. 2. Return remote throttle to low. 3. Lift boom while keeping dipper pointed at ground (shown). 4. Curl bucket closed and move dipper fully toward boom (shown).
  • Page 94 RT45 Operator’s Manual Backhoe - 93 Finish Job 7. Rotate seat into stowed position and engage seat lock (shown). 8. Drive a short distance away from work site. 9. Shut down tractor. See page 76 for proper shutdown procedures.
  • Page 95 RT45 Operator’s Manual Backhoe - 94 Finish Job...

  • Page 96: Trench

    RT45 Operator’s Manual Trench - 95 Trench Chapter Contents Set Up........96 Operate .
  • Page 97 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 98 RT45 Operator’s Manual Trench - 97 Set Up 1. If using optional trench cleaner, remove bolt installed for transport (shown). 2. Fasten and adjust seat belt. 3. Start tractor. See page 72 for start-up procedures. 4. Drive to starting point. Move in line with planned trench.
  • Page 99 RT45 Operator’s Manual Trench - 98 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 100 RT45 Operator’s Manual Trench - 99 Operate 3. Move attachment speed/direction control to desired speed. DIGGING CHAIN WILL MOVE. Moving digging teeth will cause death or serious injury. Stay away. 275-443 To help avoid injury: • Ensure parking brake is set.
  • Page 101 RT45 Operator’s Manual Trench - 100 Finish Job 11. Operate engine at full throttle when working. NOTICE: • Do not make sharp turns. Lower boom to full depth when turning. • If an object becomes lodged in chain, move attachment speed/direction control to neutral and raise boom slightly.
  • Page 102 RT45 Operator’s Manual Saw - 101 Chapter Contents Set Up........102 Operate .

  • Page 103: Rt45 Operator's Manual

    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 104 RT45 Operator’s Manual Saw - 103 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 105 RT45 Operator’s Manual Saw - 104 Finish Job 4. Move attachment speed/direction control to desired speed. SAW WILL TURN. Moving digging teeth will kill you or cut off arm or leg. Stay away. To help avoid injury: • Allow 3’ (1 m) between digging teeth and obstacle. Machine might jerk when digging starts.

  • Page 106: Plow

    RT45 Operator’s Manual Plow - 105 Plow Chapter Contents Set Up........106 •...

  • Page 107: Setup

    Your safety is at stake. 273-475 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.

  • Page 108: Position Tractor

    RT45 Operator’s Manual Plow - 107 Setup 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 72 for start-up procedures. 3. Drive to starting point. Move in line with planned trench. See page 74 for driving procedures.

  • Page 109: Prepare Tractor

    RT45 Operator’s Manual Plow - 108 Setup Feed Product ® NOTICE: Use only genuine Ditch Witch cable guide. 1. Remove cable guide. 2. Feed cable through tube from top to bottom. 3. Replace cable guide and tighten fasteners. 4. Secure cable.

  • Page 110: Operate

    RT45 Operator’s Manual Plow - 109 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 Read operator’s manual.

  • Page 111: Finish Job

    RT45 Operator’s Manual Plow - 110 Finish Job Finish Job 1. When installation is complete with vibrator running, raise plow to ground level while reducing vibrator speed. NOTICE: Do not operate vibrator when plow is out of the ground. 2. Move attachment speed/direction control to neutral.

  • Page 112: Drill

    RT45 Operator’s Manual Drill - 111 Drill Chapter Contents Set Up........112 •...

  • Page 113: Set Up

    RT45 Operator’s Manual Drill - 112 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 114: Dig Target Trench

    RT45 Operator’s Manual Drill - 113 Set Up Dig Target Trench 1. Select a completion point for the bore. 2. Dig a target trench (2) across the anticipated completion point. IMPORTANT: Ensure that target trench is: • deep enough for drill bit to enter slightly above the trench floor, and •...

  • Page 115: Operate

    RT45 Operator’s Manual Drill - 114 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 116: Drill

    RT45 Operator’s Manual Drill - 115 Operate Drill Rotating shaft will cause death or serious injury. Stay away. 270-1506, 275-197 To help avoid injury: • Keep everyone at least 10’ (3 m) away from drill string and machine. • If a person enters the danger zone, use emergency shutdown.

  • Page 117: 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 118: Add Rod

    RT45 Operator’s Manual Drill - 117 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 119: Backream

    RT45 Operator’s Manual Drill - 118 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 120: Install Product

    RT45 Operator’s Manual Drill - 119 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 121: Remove Rod

    RT45 Operator’s Manual Drill - 120 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 122 RT45 Operator’s Manual Drill - 121 Operate Reconnect Drill String 1. Start engine 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 123: Finish Job

    RT45 Operator’s Manual Drill - 122 Finish Job Finish Job Disassemble Drill String 1. Shut down engine. 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 124: Microtrench

    RT45 Operator’s Manual Microtrenching - 123 Microtrenching Chapter Contents Set Up........125 •...
  • Page 125 NOTICE: 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 126: Set Up

    RT45 Operator’s Manual Microtrenching - 125 Set Up Adjust Trench Depth Blade 1. Shut down tractor and remove blade (see page 184.) 2. Remove 4 bolts (2). 3. Lift or lower blade motor to desired depth. Use the depth decal (1) as a guide.

  • Page 127: Adjust Trench Depth

    RT45 Operator’s Manual Microtrenching - 126 Set Up Adjust Tilt IMPORTANT: Microtrenching requires good contact between the microtrencher frame and the surface being cut. Use lift control, level control, and manual tilt to adjust microtrencher to match jobsite conditions. 1. Lower microtrencher and turn off tractor.

  • Page 128: Prepare Spoils Removal

    RT45 Operator’s Manual Microtrenching - 127 Set Up Prepare Spoils Removal Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake. 273-475 To help avoid injury: Do not operate without blade cover and chutes or chute plates installed.

  • Page 129: Operate

    273-475 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. Flying objects thrown by machine may strike people.
  • Page 130 RT45 Operator’s Manual Microtrenching - 129 Operate 3. Move attachment speed/direction control to desired speed. BLADE WILL TURN. 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 may jerk when digging starts.

  • Page 131: Use Trench Cleaner

    RT45 Operator’s Manual Microtrenching - 130 Operate Use Trench Cleaner Use the correct trench cleaner for your blade. Two trench cleaners are available: one for blades 1” (25 mm) or less and one for blades wider than 1” (25 mm).

  • Page 132: Finish Job

    RT45 Operator’s Manual Microtrenching - 131 Finish Job Finish Job 1. When trench is complete, adjust throttle to low. 2. Raise microtrencher. 3. As blade clears top of trench, move attachment speed/direction control to neutral. 4. Drive a short distance away from work site.
  • Page 133 RT45 Operator’s Manual Microtrenching - 132 Finish Job...

  • Page 134: Systems And Equipment

    RT45 Tractor ........

  • Page 135: Chain, Teeth, And Sprockets

    RT45 Operator’s Manual Systems and Equipment - 134 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 136: Chain Selection

    RT45 Operator’s Manual Systems and Equipment - 135 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 137: Optional Equipment

    European compliance kit includes lockable fuel cap A323 Backhoe IMPORTANT: A322 backhoe is not configured for the RT45 Tier 4. Equipment Description bucket and bucket teeth replace as needed to increase efficiency and keep from damaging machine...

  • Page 138: H331 Plow

    12” (305 mm), 18” (457 mm), and 24” (610 mm) reel carrier designed to fit your Ditch Witch equipment and speed cable installation stabilize the plow for more constant depth bullet allow a larger cavity for the material being installed...

  • Page 139: Counterweighting

    RT45 Operator’s Manual Systems and Equipment - 138 Counterweighting Counterweighting Attachment Counterweight required H313 trencher one wheel weight per each 26” front tire + 200 lb (91 kg) TBS in each front tire + 400 lb (181 kg) front counterweight two wheel weights per each 29”...

  • Page 140: Complete The Job

    RT45 Operator’s Manual Complete the Job - 139 Complete the Job Chapter Contents Restore Jobsite ......140 •...
  • Page 141 RT45 Operator’s Manual Complete the Job - 140 Restore Jobsite Restore Jobsite After product is installed, return spoils to the trench with backfill blade. Backfilling 1. Position unit at end of trench, several feet from spoils. Aim tractor at outer edge of spoils.

  • Page 142: Service

    RT45 Operator’s Manual Service - 141 Service Chapter Contents Service Precautions ..... . . 142 • Welding Precaution ........142 •...

  • Page 143: Service Precautions

    RT45 Operator’s Manual Service - 142 Service Precautions Service Precautions Read operator’s manual. Follow safety rules and know how to use all controls. Your safety is at stake. 273-475 To help avoid injury: • Unless otherwise instructed, all service should be performed with engine off.

  • Page 144: Lubrication Overview

    RT45 Operator’s Manual Service - 143 Lubrication Overview Lubrication Overview...

  • Page 145: Recommended Lubricants/Service Key

    Check condition Filter Change, replace, adjust, service or test 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 genuine Ditch Witch parts, filters, approved lubricants, TJC, and approved coolants to maintain warranty.

  • Page 146: Engine Oil Temperature Chart

    RT45 Operator’s Manual Service - 145 Recommended Lubricants/Service Key Engine Oil Temperature Chart Select oil based on ambient temperature range expected before next oil change.

  • Page 147: Approved Coolant

    Add or replace only with coolant meeting this specification. 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 148: Tier 4 Engine

    Active errors are displayed on the electronic display panel or error lamp (flash code) CAN ® bus. If error codes are recorded, contact your Ditch Witch dealer. Diesel engines that are equipped with an exhaust after treatment system (EAT) may only be operated with...

  • Page 149: 10 Hour

    RT45 Operator’s Manual Service - 148 10 Hour 10 Hour Location Task Notes TRACTOR Check engine oil level Check hydraulic fluid level and reservoir breather cap Check coolant level DEAC Check oil cooler/radiator Check hydraulic hoses Check inflatable tire pressure and lugnuts (if equipped) 20-30 psi (1.4-2.1 bar)
  • Page 150 RT45 Operator’s Manual Service - 149 10 Hour Tractor Check Engine Oil Level While engine oil is warm, check oil level at dipstick (1) every 10 hours. Add DEO at fill (2) as necessary to keep oil level at highest line on dipstick.
  • Page 151 RT45 Operator’s Manual Service - 150 10 Hour Check Oil Cooler/Radiator Check oil cooler/radiator for dirt and debris. Clean with compressed air or spray wash as needed. See “Tractor” on page 162. Check Hydraulic Hoses Fluid or air pressure could pierce skin and cause injury or death.
  • Page 152 RT45 Operator’s Manual Service - 151 10 Hour Check Tires Inflatable Tires Check tire pressure every 10 hours. Use water- rinsable air gauge if tire ballast is used. Tire option Maximum pressure 26 x 12.00-12 8-ply bar lug 20 psi (1.4 bar) 29 x 12.50-15 8-ply bar lug...
  • Page 153 RT45 Operator’s Manual Service - 152 10 Hour Trencher Lube Trencher Tail Roller Remove plug, wipe zerk clean and lube every 10 hours with MPG. Lube Trencher Pivot Wipe three zerks clean and lube every 10 hours with MPG. •...
  • Page 154 RT45 Operator’s Manual Service - 153 10 Hour Lube Trencher Auger Bearings and Sleeve Wipe four zerks clean and lube every 10 hours with MPG every 10 hours. Check Trencher Mounting Bolts Check bolts every 10 hours. Tighten to 200 ft•lb...
  • Page 155 10 Hour Check Digging Chain Check teeth (1) for wear every 10 hours. Replace ® worn teeth, using Ditch Witch replacement parts and maintaining original tooth pattern. Check chain every 10 hours. Replace worn or broken chains. If sidebars (2) are bent or loose on chain pins (3), chain spacers should be used to join sidebars.
  • Page 156 RT45 Operator’s Manual Service - 155 10 Hour Roller Boom with Adjusting Screw With boom horizontal, measure distance from bottom of boom to chain (3). When properly adjusted, distance should be 1.5-2” (40-50 mm). Adjust tension by tightening or loosening adjustment screw (1) and jam nut (2).
  • Page 157 RT45 Operator’s Manual Service - 156 10 Hour Plow Clean Feed Tube Clean feed tube every 10 hours. Oil if necessary. Check Plow Arm Pins and Bushings Check plow arm pins and bushings every 10 hours. Replace bushings at first sign of wear.
  • Page 158 RT45 Operator’s Manual Service - 157 10 Hour Check Plow Vibrator Oil Level Hot parts may cause burns. Do not touch until cool. Check plow vibrator oil level every 10 hours. With vibrator horizontal, oil should be halfway up sight glass (2).
  • Page 159 RT45 Operator’s Manual Service - 158 10 Hour Check Bits Check bits every 10 hours. Clean and check bits for free rotation. If bits are stuck, remove and clean packed soil from retaining ring. Replace bit when tungsten cap or insert is worn. See “Replace Bits”...
  • Page 160 RT45 Operator’s Manual Service - 159 10 Hour Check Trencher Vacuum Hoses If using a vacuum system for spoils removal, check inside of hoses for caked spoils every 10 hours. Clean as needed.

  • Page 161: 100' (30.5 M)

    RT45 Operator’s Manual Service - 160 100’ (30.5 m) 100’ (30.5 m) Inspect Microtrencher Blade and Bits Remove blade cover and inspect blade and bits for wear every 100’ (30.5 m), or when performance declines. Hot parts may cause burns. Do not touch until cool.
  • Page 162 RT45 Operator’s Manual Service - 161 100’ (30.5 m) To replace bits: 1. Drive out roll pin and remove old bit. 2. Install new bit into holder and drive in new roll pin. Wear Bars / Hard-Surface Material Use gauge (shown, p/n 301-1507) to check thickness of wear bars/hard-surface material on blade.

  • Page 163: 50 Hour

    RT45 Operator’s Manual Service - 162 50 Hour 50 Hour Location Task Notes TRACTOR Clean oil cooler/radiator Check belt tension Lube backfill blade swing Change hydraulic filter Initial service Lube cross and bearings MPG, initial service Lube universal joints MPG, initial service...
  • Page 164 RT45 Operator’s Manual Service - 163 50 Hour Check Belt Tension Check belt tension every 50 hours. Belt is properly tensioned when it moves about 3/8” (10 mm) when pushed. If belt is loose, loosen alternator bolts (1) and adjust alternator. Retighten bolts.
  • Page 165 RT45 Operator’s Manual Service - 164 50 Hour Lube Cross and Bearings (Initial Service) Lube zerks with 2-3 shots of MPG at 50 hours initially. Repeat process every 500 hours thereafter. Lube Universal Joints (Initial Service) Lube zerks with MPG at 50 hours initially. Repeat process every 500 hours thereafter.
  • Page 166 RT45 Operator’s Manual Service - 165 50 Hour Lube Lift Cylinders Lube lift cylinders with MPG every 50 hours. Lube rod and barrel end of each cylinder.

  • Page 167: 100 Hour

    RT45 Operator’s Manual Service - 166 100 Hour 100 Hour Location Task Notes MICRO- Lube manual tilt adjustment. TRENCHER Microtrencher Lube Manual Tilt Adjustment Lube two zerks on manual tilt adjustment with MPG every 100 hours.

  • Page 168: 250 Hour

    RT45 Operator’s Manual Service - 167 250 Hour 250 Hour Location Task Notes TRACTOR Change engine oil and filter DEO, initial and if using API CJ-4 or ACEA E6/E9 oil Tractor Change Engine Oil and Filter (Initial Service) Change oil and filter after 250 hours and every 250 hours if using oil meeting API CJ-4 or ACEA E6/E9.

  • Page 169: 500 Hour

    RT45 Operator’s Manual Service - 168 500 Hour 500 Hour Location Task Notes TRACTOR Change engine oil and filter DEO; ONLY if using DQC III- LA oil Change fuel filters Change hydraulic filter Check differential oil Check gearbox oil Lube cross and bearings...
  • Page 170 RT45 Operator’s Manual Service - 169 500 Hour Change Fuel Filters Change primary (1) and secondary (2) fuel filters every 500 hours. Change Hydraulic Filter Change hydraulic filter every 500 hours. Check Differential Oil Level Check oil level at fill plug every 500 hours. Add...
  • Page 171 RT45 Operator’s Manual Service - 170 500 Hour Check Gearbox Oil Level Check oil level at check plug (2) every 500 hours. Add MPL at fill (1) as needed. Lube Cross and Bearings Lube zerks with 2-3 shots of MPG every 500 hours.
  • Page 172 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 146 for information on approved coolants. Use pre-dilluted coolant to maintain proper freeze protection.

  • Page 173: 1000 Hour

    RT45 Operator’s Manual Service - 172 1000 Hour 1000 Hour Location Task Notes TRACTOR Change differential oil Change ground drive gearbox oil Change hydraulic fluid Tractor Change Differential Oil Change differential oil every 1000 hours. To change: 1. Remove cover and drain oil.
  • Page 174 RT45 Operator’s Manual Service - 173 1000 Hour Change Hydraulic Oil Change hydraulic oil every 1000 hours. To change: 1. Remove drain plug (2). 2. Drain fluid and replace plug.page 169 3. Add THF at fill (1). until fluid is at halfway point on sight glass (3).

  • Page 175: As Needed

    RT45 Operator’s Manual Service - 174 As Needed As Needed Location Task Notes TRACTOR Adjust parking brake Change air filter Check battery Charge battery BACKHOE Replace backhoe pins and bushings TRENCHER Replace digging chain and teeth COMBO Complete all service items for trencher and plow...
  • Page 176 RT45 Operator’s Manual Service - 175 As Needed Change Air Filter Change air filter when display reads 0%. To change: 1. Remove air filter cover and remove primary (1) and secondary (2) elements. 2. Wipe inside of housing and wash cover.
  • Page 177 RT45 Operator’s Manual Service - 176 As Needed Check Battery Check battery as needed. Keep battery clean and terminals free of corrosion. To clean: 1. Turn battery disconnect switch, if equipped, to the off position. 2. Ensure that no ignition sources are near batteries.
  • Page 178 RT45 Operator’s Manual Service - 177 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 179 RT45 Operator’s Manual Service - 178 As Needed Charging Procedure (Engine Off) 1. Park service vehicle close to disabled equipment but do not allow vehicles to touch. Set 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 180 RT45 Operator’s Manual Service - 179 As Needed Backhoe Replace Pins and Bushings Replace pins (1) and bushings (2) when worn or damaged.
  • Page 181 RT45 Operator’s Manual Service - 180 As Needed Trencher Replace Digging Chain Visually check digging chains for wear on rollers and sidebars (2). Check pins (3) and bushing wear by measuring distance between chain pins and comparing it with a new chain. Also check digging teeth (1).
  • Page 182 RT45 Operator’s Manual Service - 181 As Needed 8. Loop cable through links nearest connector pin. 9. Loosen plug on grease cylinder or turn tension bolts counterclockwise to relieve chain tension. 10. Stand clear of chain and remove lock key from connector pin.
  • Page 183 RT45 Operator’s Manual Service - 182 As Needed Time Augers Ensure that augers are balanced, as shown. If auger timing is off, unit will bounce from side to side even in normal digging conditions. To adjust timing: 1. Remove bolts holding augers to auger shaft and rotate either auger as needed until augers are balanced.
  • Page 184 RT45 Operator’s Manual Service - 183 As Needed Replace Bits Replace bits when worn or damaged. 1. Slide bit puller tool (p/n 259-002) onto groove in bit (shown). 2. Pull back on weight on bit puller tool to remove bit.
  • Page 185 RT45 Operator’s Manual Service - 184 As Needed Microtrencher Hot parts may cause burns. Do not touch until cool. 273-423 To help avoid injury: Do not touch hot blade and bits. Change Blade 1. Start tractor, position microtrencher slightly above ground, then shut down tractor.
  • Page 186 RT45 Operator’s Manual Service - 185 As Needed Bleed Level Cylinder Bleed air from level cylinder whenever the hydraulic hoses have been disconnected, or when excessive bounce is noticed. To bleed cylinder: 1. Remove blade (see page 184). 2. Start tractor.
  • Page 187 RT45 Operator’s Manual Service - 186 As Needed...

  • Page 188: Specifications

    RT45 Operator’s Manual Specifications - 187 RT45 Tractor with H313 Trencher Specifications RT45 Tractor with H313 Trencher Dimensions * U.S. Metric Trench depth, maximum 63 in 1.6 m Angle of approach 20° 20° Angle of departure 17° 17° Trench width, minimum to maximum...
  • Page 189 12” (300-mm) pivot (except references A and B). General ® Ditch Witch model RT45 tractor, 4-wheel drive, rigid frame, hydrostatic ground drive through rubber tires, conventional 2-wheel power steering, hydrostatic attachment drive, riding tractor Operation U.S.
  • Page 190 RT45 Operator’s Manual Specifications - 189 RT45 Tractor with H313 Trencher Backfill Blade U.S. Metric Blade width 64 in 1.6 m Blade height 14 in 355 mm Lift height above ground 12 in 300 mm Blade drop below ground 8 in...
  • Page 191 RT45 Operator’s Manual Specifications - 190 RT45 Tractor with H313 Trencher Power Train Ground drive transmission: hydrostatic drive infinitely variable from zero to maximum, foot pedal and hand lever operated speed/direction control Differentials: Dana model 44 (Dana model 60 optional)

  • Page 192: Capacities

    RT45 Operator’s Manual Specifications - 191 RT45 Tractor with H313 Trencher Fluid Capacities U.S. Metric Fuel tank 13 gal 49 L Engine oil 6.4 qt 6.1 L Hydraulic reservoir 9.5 gal 36 L Hydraulic system 13 gal 49 L Engine coolant...
  • Page 193 RT45 Operator’s Manual Specifications - 192 A323 Backhoe A323 Backhoe Dimensions U.S. Metric Transport height 80.5 in 2.0 m Ground clearance 23 in 584 mm Backhoe length, stowed 60 in 1.5 m Digging depth, maximum 72 in 1.8 m Digging depth, 2’ (0.6 m) flat bottom 66 in 1.7 m...

  • Page 194: Capacities

    RT45 Operator’s Manual Specifications - 193 A323 Backhoe Stabilizer spread, operating 104 in 2.6 m Leveling angle 10° 10° General U.S. Metric Bucket Width 12 in 305 mm Capacity 1.1 ft 0.03 m Backhoe weight with bucket 1125 lb 511 kg Lift capacity, boom over end and swing arc, SAE* @ 48”...
  • Page 195 RT45 Operator’s Manual Specifications - 194 H314 Trencher H314 Trencher Dimensions * U.S. Metric Trench depth, maximum 52 in 1.3 m Angle of departure 35° 35° Trench width, minimum to maximum Center 6-12 in 150-305 mm Offset 6-8 in 150-200 mm Boom travel down 55°...
  • Page 196 RT45 Operator’s Manual Specifications - 195 H314 Trencher Transport height 86 in 2.2 m Headshaft overhang 24.9 in 630 mm Soil discharge reach short auger 17 in 430 mm long auger 30 in 760 mm * Dimensions are based on shortest roller boom, 26 X 12.00-12 standard tire and wheel, and 12” (300- mm) pivot (except reference A).
  • Page 197 RT45 Operator’s Manual Specifications - 196 H350 Combo H350 Combo Trencher Dimensions * U.S. Metric Trench depth, maximum 42 in 1.1 m Angle of departure 33° 33° Trench width, minimum to maximum 6-8 in 150-200 mm Boom travel down 55°...
  • Page 198 RT45 Operator’s Manual Specifications - 197 H350 Combo Plow Dimensions U.S. Metric Angle of departure, transport, 18” (457-mm) blade 17° 17° Cover depth, maximum* 24 in 610 mm Plow swing angle, left 30° 30° Plow swing angle, right 20° 20°...

  • Page 199: Capacities

    RT45 Operator’s Manual Specifications - 198 H342 Saw H342 Saw Dimensions U.S. Metric Trench depth, maximum 18 in 455 mm Angle of approach 18° 18° Angle of departure 14° 14° Transport height, attachment 79 in 2.0 m Overall length, full depth 177 in 4.5 m...
  • Page 200 RT45 Operator’s Manual Specifications - 199 H342 Saw Ground clearance at wheel, maximum 11.8 in 300 mm Centerline trench to outside edge of unit Left 32 in 815 mm Right 32 in 815 mm Attachment width 23 in 580 mm...
  • Page 201 RT45 Operator’s Manual Specifications - 200 H331 Plow H331 Plow Dimensions U.S. Metric Cover depth, feed blade, maximum 24 in 610 mm Feed tube inside width, maximum 1 in 25 mm Feed tube bend ratio 4:1 or 10:1 4:1 or 10:1...
  • Page 202 Plow blades are available in 12” (305-mm), 18” (460-mm), and 24” (610-mm) blade depths. Select correct blade for the job: blades with feed tubes or pull blades. Feed tube blades are provided with 4:1 or 10:1 ® bend ratios. Check with your Ditch Witch dealer for special blade requirements.
  • Page 203 RT45 Operator’s Manual Specifications - 202 MT12 MicroTrencher MT12 MicroTrencher Dimensions U.S. Metric Angle of departure 19° 19° Trench depth, 1-in (25-mm) increments 6.5-12.5 in 165-318 mm Blade diameter 34 in 864 mm Attachment height, transport 68 in 1.72 m...
  • Page 204 RT45 Operator’s Manual Specifications - 203 MT12 MicroTrencher Spoils chute extension (same both sides) 8.5 in 216 mm Centerline of unit to outside left tire (28x9 solid tires) 28.5 in 725 mm Centerline of unit to end of traverse frame 29.2 in...
  • Page 205 RT45 Operator’s Manual Specifications - 204 Declaration of Conformity Information Declaration of Conformity Information Countries in the European Union should have received a Declaration of Conformity (DOC) with this machine similar to the example below. The Charles Machine Works, Inc.

  • Page 206: 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 207 Subject to the limitation and exclusions herein, free replacement parts will be provided at any authorized Ditch Witch dealership for any Ditch Witch equipment or parts manufactured by The Charles Machine Works, Inc. (CMW) that fail due to a defect in material or workmanship within one (1) year of first commercial use.

  • Page 210: Service Record

    RT45 Operator’s Manual Service Record - 209 Service Record Service Performed Date Hours...
  • Page 211 RT45Operator’s Manual Service Record - 210 Service Performed Date Hours...

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