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Foreword
Read and understand this manual and the power unit operator's
manual before using your attachment. Keep it with the
equipment at all times for future reference. 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. Visit our website at www.ditchwitch.com or write to the
following address:
The Charles Machine Works, Inc.
Attn: Marketing Department
PO Box 66
Perry, OK 73077-0066
USA
The descriptions and specifications in this manual are subject
to change without notice. The Charles Machine Works, Inc.
reserves the right to improve equipment. Some product
improvements may have taken place after this manual was
published. For the latest information on Ditch Witch equipment,
see your Ditch Witch dealer.
SK5TR Trencher Attachment
Operator's Manual
Issue number 4.0/OM-2/19
Part number 054-096
Copyright 2003, 2004, 2005, 2007, 2019
by The Charles Machine Works, Inc.
Ditch Witch is a registered trademark of The
Charles Machine Works, Inc.
Equipment Modification
This equipment was designed and built in accordance with
applicable standards and regulations. Modification of
equipment could mean that it will no longer meet regulations
and may not function properly or in accordance with the
operating instructions. Modification of equipment should only be
made by competent personnel possessing knowledge of
applicable standards, regulations, equipment design
functionality/requirements and any required specialized testing.
Attachment Operator's Manual
Intended Use
The SK5TR trencher attachment is designed for digging
trenches up to 6" (152 mm) wide and 38" (965 mm) deep.
Safety
®
Complete proper training and read operator's manual before using
equipment.
Contact your local One-Call (811 in USA) or the One-Call referral
number (888-258-0808 in USA and Canada) to have underground
utilities located before digging. Also contact any utilities that do not
participate in the One-Call service. Mark proposed path with white
paint prior to contacting One-Call or utilities.
Classify jobsite based on its hazards and use correct tools and
machinery, safety equipment, and work methods for jobsite.
Mark jobsite clearly and keep spectators away.
Wear personal protective equipment.
Review jobsite hazards, safety and emergency procedures, and
individual responsibilities with all personnel before work begins.
Safety videos are available from your Ditch Witch
Replace missing or damaged safety shields and safety signs.
Use equipment carefully. Stop operation and investigate anything
that does not look or feel right.
Do not operate unit where flammable gas may be present.
Contact your Ditch Witch dealer if you have any question about
operation, maintenance, or equipment use.
Safety Alert Classifications
These classifications and the icons 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. YOUR SAFETY IS
AT STAKE.
indicates a hazardous situation that, if not avoided, will
result in death or serious injury. This signal word is to be limited to the
most extreme situations.
indicates a hazardous situation that, if not avoided, could
result in death or serious injury.
indicates a hazardous situation that, if not avoided, could
result in minor or moderate injury.
NOTICE indicates information considered important, but not hazard-
related (e.g., messages relating to property damage). IMPORTANT can
help you do a better job or make your job easier in some way.
Publication number: 054-096; page 1 of 9
SK5TR
®
dealer.

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Summary of Contents for Ditch Witch SK5TR

  • Page 1 Operator’s Manual • Do not operate unit where flammable gas may be present. • Contact your Ditch Witch dealer if you have any question about operation, maintenance, or equipment use. Issue number 4.0/OM-2/19 Part number 054-096 Safety Alert Classifications...
  • Page 2 SK5TR Attachment Operator’s Manual Publication number: 054-096; page 2 of 9 Safety Alerts Connect Attachment IMPORTANT: Before connecting attachment to unit, ensure that mount and receiver plates are free of dirt and debris and that latch handles are down. Position attachment...
  • Page 3: Function Overview

    SK5TR Attachment Operator’s Manual Publication number: 054-096; page 3 of 9 Hydraulic Hoses Function Overview Connect hydraulic hoses. Attachment Function To raise trencher, raise lift (loader) Pressurized fluid or air arms. could pierce skin and cause injury or death. Stay away.
  • Page 4: For Proper Operation

    Contact will cause death or serious injury. Stay at least 6’ (2m) away. • Use correct length boom. See your Ditch Witch dealer for more information. To help avoid injury: Machine might jerk when digging starts. Allow 3’ (1 m) between digging teeth and obstacle.
  • Page 5 SK5TR Attachment Operator’s Manual Publication number: 054-096; page 5 of 9 Service Check and Adjust Digging Chain Check digging chain To help avoid injury: Unless otherwise noted, all tension every 10 service should be performed with the engine off. hours. Clearance...
  • Page 6 Depending on soil conditions and type of chain, a different configuration might produce better results. Contact your authorized Ditch Witch dealer for more information about digging teeth patterns. t05om052c.eps Alligator chain bits, like teeth, wear out. When tungsten cap or insert is gone, bit will wear quickly.
  • Page 7 SK5TR Attachment Operator’s Manual Publication number: 054-096; page 7 of 9 Check Trencher Headshaft Sprocket Bolts 6. Loop cable through links nearest connector pin (shown). Check tightness of headshaft sprocket 7. Turn tension bolts bolts as needed. counterclockwise to Tighten lubricated release tension on digging bolts to 85 ft•lb (115...
  • Page 8: Specifications

    Boom travel up 5° 5° Order genuine Ditch Witch replacement or repair parts from your authorized Ditch Witch dealer. Use of another Centerline of trench to outside edge, 20.5 in 521 mm manufacturer's parts may void warranty consideration.
  • Page 9 Defects will be determined by an inspection within thirty (30) days of the for transporting their equipment to an authorized Ditch Witch dealership date of failure of the product or part by Ditch Witch Product Support for all warranty work.

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