Owner manual
Table Of Contents
- Overview
- Foreword
- Contents
- Safety
- Controls
- Operation Overview
- Prepare
- Drive
- Transport
- Conduct a Bore
- Systems and Equipment
- Complete the Job
- Service
- Specifications
- Support
- Warranty
- Service Record

Service - 130 JT922 Operator’s Manual
Recommended Lubricants/Service Key
CMW
Recommended Lubricants/Service Key
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” on page 151.
For more information on engine lubrication and maintenance, see your Cummins
®
engine manual.
Item Description
DEO Diesel engine oil meeting API service classification CF-4 or E1-96 and SAE viscosity
recommended by engine manufacturer (SAE 15W40)
SAE SAE 30
MPG Multipurpose grease. Use polyurea based NLGI GC-LB Grade 1.5 or lithium based
NLGI GC-LB Grade 2.
EPG Extreme pressure grease meeting ASTM D217 and NLGI 5
EPS Extreme pressure spray lubricant
MPL Multipurpose gear oil meeting API service classification GL-5 (SAE 80W90)
THF Tractor hydraulic fluid, similar to Phillips 66 HG, Mobilfluid 423, Chevron Tractor
Hydraulic Fluid, Texaco TDH Oil, or equivalent
TJC Tool joint compound: Ditch Witch standard (p/n 259-858) or
summer grade (p/n 256-031)
Check level of fluid or lubricant
Check condition
Filter
Change, replace, adjust, service or test
NOTICE:
• Use only genuine Ditch Witch parts, filters, approved lubricants, TJC, and approved coolants to
maintain warranty.
• Use the “Service Record” on page 157 to record all required service to your machine.