DitchWitch JT2720 Mach 1 User Manual

ID0134854
JT2720 Mach 1
All Terrain
ISSUE NO. 12PL-07/11
For Replacement Copy Order P/N 053-081
This product is covered by one or more of the following patents:
US B1 4,858,704; 4,953,638; 5,148,880; 5,242,026; 5,341,887; 5,490,569; 5,684,466; 5,713,423,
5,794,719; 5,880,680; 5,941,322; 6,085,852; 6,109,371; 6,179,065; 6,216,803; 6,250,403;
6,250,404; 6,290,606; 6,311,790; 6,411,094; 6,543,551; 6,550,547; 6,672,409; 6,739,413;
6,776,246; 6,808,210; 6,827,158; RE37,450; RE37,923; RE37,975; RE38,418
AU 689,533; 706,544; 718,034, 755,862
CA 2,156,398
FR 674,093
DE 694 17 019; 695 29 634; 297 01 406
EP 0683845; 0674093; 0817901; 0846841
GB 2,209,239; 2,312,006; EP674,093; EP846,841
JP 3,458,247
Other U.S. and foreign patents pending
This manual contains information concerning the following models:
JT2720 Mach 1 All Terrain Directional Drilling System
Copyright 2004, 2005, 2006, 2007, 2008, 2011 by The Charles Machine Works, Inc.
, Ditch Witch, CMW, AutoCrowd, Jet Trac, Roto Witch, Subsite, Fluid Miser, Power
Pipe, Super Witch, Pierce Arrow, The Underground, The Underground Authority Worldwide, and Zahn are
registered trademarks of The Charles Machine Works, Inc.
1

DitchWitch JT2720 Mach 1 Specifications

General

Brand	DitchWitch
Model	JT2720 Mach 1
Category	Utility Vehicle
Language	English

Summary

FOREWORD

Manual Purpose and Usage Guidelines

Explains the manual's content and provides tips for ordering parts and using the equipment.

WARRANTY

Product Warranty Exclusions

Lists defects, damages, or injuries not covered by the product warranty.

DECALS

Decal Location for JT2720 Models

Illustrates the placement of various decals on the JT2720 Mach 1 and All Terrain models.

ENGINE COMPONENTS

Engine Assembly Details

Provides an exploded view and part list for the engine assembly.

Radiator Assembly

Details radiator components for models ending with specific serial numbers.

Coolant System Components

Illustrates the parts of the coolant system, including the expansion tank.

Air Filter System Components

Details the components of the air intake and filtration system.

FRAME COMPONENTS

Pivot Assembly

Details the components of the main pivot mechanism.

Thrust Drive Assembly

Details the components of the thrust drive system.

Rotation Gearbox Assembly

Illustrates the parts of the rotation gearbox for JT2720 Mach 1.

OPERATOR'S STATION

Seat Mount Components

Illustrates the parts that comprise the seat mounting structure.

Operator Station Gauges

Details the various gauges and controls on the operator's station.

Dual Axis Joystick Assembly

Illustrates the dual axis joystick and its related components.

HYDRAULICS

Hydraulic Schematic (JT2720 Mach 1)

Provides a schematic diagram of the hydraulic system for Mach 1.

Hydraulic Pumps

Details the hydraulic pumps used in the system.

Load Sense Hydraulics

Illustrates the hydraulic circuit for load sensing.

Pipe Gripper Hydraulics

Details the hydraulic system for the pipe gripper.

Hydraulic Cylinders (2.0" X 1.0")

Illustrates the components of 2.0" bore x 1.0" stroke hydraulic cylinders.

ELECTRICAL

Electrical Schematic (JT2720AT Mach 1)

Provides a schematic diagram of the electrical system for JT2720AT Mach 1.

Console Harness

Details the wiring harnesses for the operator consoles.

Relay/Engine Harness

Illustrates the wiring harness connecting relays and the engine.

GROUNDING HARDWARE (ESS)

Grounding Hardware Components

Illustrates the grounding hardware (ESS) and its connection points.

ANCHOR SYSTEMS

Anchor Pivot Frame Assembly

Details the components of the anchor pivot frame.

Left Auger Anchor Drive Assembly

Illustrates the hydraulic drive for the left auger anchor.

Right Auger Anchor Drive Assembly

Details the hydraulic drive for the right auger anchor.

Anchor Components

Details the various parts of the anchor system.

FLUID SYSTEMS

Mud Pump & Antifreeze Tank

Illustrates the mud pump and antifreeze tank assembly.

Mud Pump Hydraulics

Illustrates the hydraulic system for the mud pump.

Wash Wand Components

Illustrates the parts of the wash wand assembly.

PIPE LOADER SYSTEMS

Grease Pump Mounting

Illustrates the mounting components for the grease pump.

Greaser Hydraulics

Details the hydraulic circuit for the greaser system.

Pipe Loader Components

Illustrates the main components of the pipe loader.

Shuttle Stop Components

Details the components of the shuttle stop mechanism.

Shuttle Motor Hydraulics

Illustrates the hydraulic system for the shuttle motor.

ACCESSORIES

Fluid Mixing Accessories

Lists accessories used for fluid mixing.

Wire Line Assembly

Illustrates the components of the wire line assembly.

Heated Hose Kit

Illustrates the parts included in the heated hose kit.

Pipe Box Assemblies

Illustrates the pipe box assemblies for various models.

MISCELLANEOUS

SAE Bolt and Nut Torque Value Chart

Provides torque specifications for SAE Grade 5 and Grade 8 fasteners.

Related Publications

Lists other relevant manuals and guides for the equipment.