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CHAPTER 5
MAINTAINING THE DR ROAD-TOWABLE CHIPPER
This chapter covers regular maintenance procedures that will ensure the best performance and long life of
your DR ROAD-TOWABLE CHIPPER. For engine maintenance, please refer to the Engine Owner’s Manual
that came with your machine. Service intervals listed in the checklist below supercede those listed in the
Engine Owner’s Manual.
BEFORE PERFORMING ANY MAINTENANCE PROCEDURE OR INSPECTION, STOP THE ENGINE, WAIT FIVE
(5) MINUTES TO ALLOW ALL MOVING PARTS TO COME TO A COMPLETE STOP AND COOL. DISCONNECT
THE SPARK PLUG WIRES, KEEPING THEM AWAY FROM THE SPARK PLUGS.
Regular Maintenance Check List
NOTE: Service intervals shown are considered maximum under normal operating conditions. Increase frequencies
under extremely dirty or dusty conditions.
Procedure
Before Each Use Every 8-10
Hours
Every 40
Hours
Every 100
Hours
Check Engine Oil Level ▲
Check General Equipment Condition ▲
Check that the Shaft turns freely, see page 28 ▲
Inspect Knife for damage ▲
Check Knife and Wear Plate for Sharpness ▲
Check Knife and Wear Plate Attach Screws ▲
Check Side Bearing Collar Set Screws ▲
Check Knife to Wear Plate Gap ▲
Lubricate Side Bearings ▲
Check Belt Tension and Condition 1 st time 1 hour ▲
Clean Engine Exterior and Cooling Fins ▲
Check the Battery Voltage ▲
Check the Tire Pressure ▲
Change Engine Oil and Filter* 1 st time 5 hours ▲
Replace Drive Belt ▲
Replace Spark Plugs ▲
Replace Air Filter and Precleaner ▲
* The engine on your DR ROAD-TOWABLE CHIPPER may not have a Precleaner or Oil Filter.