Table of Contents
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Contents
Safety ........................................................................... 4
Safe Operating Practices........................................... 4
Sound Pressure ....................................................... 6
Sound Power .......................................................... 6
Vibration................................................................ 6
Slope Indicator ....................................................... 7
Safety and Instructional Decals ................................. 8
Setup ...........................................................................12
1 Installing the Boom and Chain ...............................12
2 Checking Fluid Levels...........................................13
Only) ................................................................13
Product Overview .........................................................13
Controls ...............................................................13
Specifications ........................................................16
Attachments/Accessories........................................16
Operation ....................................................................16
Recommended Fuel................................................16
Checking the Engine-Oil Level.................................17
Checking the Hydraulic Fluid Level ...........................17
Starting and Stopping the Engine..............................19
Stopping the Machine .............................................19
Moving a Non-functioning Machine .........................19
Digging a Trench....................................................20
Securing the Machine for Transport ..........................20
Lifting the Machine ................................................20
Operating Tips ......................................................21
Maintenance .................................................................22
Recommended Maintenance Schedule(s) ......................22
Premaintenance Procedures ........................................23
Removing the Cover Plate........................................23
Installing the Cover Plate.........................................23
Removing the Bottom Shield ...................................23
Installing the Bottom Shield.....................................23
Lubrication ...............................................................24
Greasing the Machine .............................................24
Greasing the Trencher Housing ................................24
Engine Maintenance ..................................................25
22973)...............................................................25
Servicing the Air Cleaner (Model 22974) ....................26
Servicing the Engine Oil..........................................27
Servicing the Spark Plug ..........................................28
Fuel System Maintenance ...........................................29
Draining the Fuel Tank ...........................................29
Replacing the Fuel Filter..........................................30
Electrical System Maintenance ....................................30
22974)...............................................................30
22974)...............................................................32
Drive System Maintenance .........................................33
Servicing the Tracks................................................33
Belt Maintenance ......................................................35
Replacing the Pump Drive Belt.................................35
Controls System Maintenance .....................................36
Adjusting the Traction Control Alignment .................36
Position .............................................................37
Full Forward Position ..........................................37
Hydraulic System Maintenance ....................................38
Replacing the Hydraulic Filter ..................................38
Changing the Hydraulic Fluid...................................38
Checking the Hydraulic Lines...................................39
Trencher Maintenance ................................................40
Replacing the Digging Teeth ....................................40
Boom................................................................40
Replacing the Drive Sprocket ...................................40
Cleaning ...................................................................42
Removing Debris from the Machine..........................42
Storage ........................................................................42
Troubleshooting ...........................................................44
Schematics ...................................................................46
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