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®
DR ROAD-TOWABLE CHIPPER 
 
SAFETY & OPERATING INSTRUCTIONS 
 
Models: 18 HP, Road-Towable, Bottom Discharge 
 19 HP, Road-Towable, Top Discharge 
 
18 HP, Road-Towable, Bottom Discharge 
19 HP, Road-Towable, Top Discharge 
READ AND UNDERSTAND THIS MANUAL AND ALL INSTRUCTIONS 
BEFORE OPERATING THIS WOOD CHIPPER.  
                                                                                                                                                                                   
                    
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                            And congratulations on your purchase of a new DR ROAD-TOWABLE CHIPPER!    We have done our utmost to ensure that your DR ROAD-TOWABLE CHIPPER will be one of the most trouble- free and satisfying pieces of equipment you have ever owned.  Please let us know of any questions you may  have.  We want to answer or correct them as quickly as possible.  When you do call, please have your serial  number and/or order number handy.  For technical assistance, please call Toll-Free 1-800-DR-OWNER        
                    
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                        Table of Contents  CHAPTER 1............................................................................................................................. 1  INTRODUCING THE DR ROAD-TOWABLE CHIPPER.................................................. 1  Conventions used in this manual ................................................................................... 1  CHAPTER 2..........................................................................................................................
                    
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                        CHAPTER 6........................................................................................................................... 47  TROUBLESHOOTING................................................................................................... 47  Troubleshooting Table................................................................................................... 47  CHAPTER 7..............................................................................................................
                    
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                        CHAPTER 1  INTRODUCING THE DR ROAD-TOWABLE CHIPPER    This manual will help you set up and safely operate your new DR ROAD-TOWABLE CHIPPER.  Careful  adherence to the safety and operating instructions in this manual will ensure many years of productive use.  Please let us know of any questions you may have.  We want to answer them as quickly as possible.  When  you do call, please have your serial number and/or order number handy.  For technical assistance, please  call Toll-Free 1-800-DR-OWNER 
                    
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                        ® 2           DR 18 and 19 HP ROAD-TOWABLE CHIPPER                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
                    
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                        CHAPTER 2   GENERAL SAFETY RULES    • READ THIS SAFETY & OPERATING MANUAL BEFORE YOU USE THE DR ROAD-TOWABLE CHIPPER.   BECOME FAMILIAR WITH THE OPERATION AND SERVICE RECOMMENDATIONS TO ENSURE THE BEST  PERFORMANCE FROM YOUR MACHINE.  • THOROUGHLY INSPECT THE AREA IN WHICH YOU WILL BE WORKING AND REMOVE ALL FOREIGN  OBJECTS.  LOOK FOR ROPE, WIRE, ETC., AND REMOVE THESE OBJECTS BEFORE CHIPPING.  INSERTING  THESE OBJECTS INTO THE CHIPPER HOPPER COULD DAMAGE THE MACHINE AND/OR CAUSE INJURY.  • THIS
                    
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                                          Before removing the Discharge Chute on the 19 HP Top Discharge model, ALWAYS turn OFF the engine,  wait five (5) minutes to make certain the flywheel and all moving parts have come to a complete stop and  cool and then disconnect the spark plug wires. (#091-0378)  ALWAYS turn OFF the engine, wait five (5) minutes to  make certain the flywheel and all moving parts have  come to a complete stop and cool and then disconnect  the spark plug wires before opening this access panel.  
                    
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                                          ALWAYS wear eye protection and know where the Discharge Chute and Deflector are pointing. Be aware of    your surroundings. (#091-0379)            To avoid injury, keep your hands and feet out of the Inlet and    Discharge Chutes. (#091-0057)                These label warns you of a hot surface, DO NOT touch.    (#091-0384)                              NEVER operate the Chipper without the Discharge Chute properly secured in place.  (#091-0444)       CAUTION  CLUTCH DAMAGE DUE
                    
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                                ALWAYS turn OFF the engine, wait five (5) minutes to    make certain the flywheel and all moving parts have    come to a complete stop and cool, and then    disconnect the spark plug wires before servicing the    machine. (#091-0381)  Always check the engine oil before starting the DR   WARNING: Check Oil  CHIPPER. (#091-0256)  Before Starting Engine This DR CHIPPER is road-towable at a maximum safe  speed of 45 MPH; DO NOT exceed. (#091-0093)  The DR ROAD-TOWABLE CHIPPER is made in the 
                    
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                        Protecting Yourself and Those Around You      THIS IS A HIGH-POWERED MACHINE, WITH MOVING PARTS OPERATING WITH HIGH ENERGY AT HIGH  SPEEDS.  THE MACHINE MUST BE OPERATED SAFELY.  UNSAFE OPERATION CAN CREATE A NUMBER OF  HAZARDS FOR YOU, AS WELL AS ANYONE ELSE IN THE NEARBY AREA.  ALWAYS TAKE THE FOLLOWING  PRECAUTIONS WHEN USING THIS MACHINE:  • ALWAYS WEAR PROTECTIVE GOGGLES OR SAFETY GLASSES WITH SIDE SHIELDS WHILE CHIPPING TO  PROTECT YOUR EYES FROM POSSIBLE THROWN DEBRIS.   • AVOID WEARING L
                    
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                        Safety for Children and Pets        TRAGIC ACCIDENTS CAN OCCUR IF THE OPERATOR IS NOT ALERT TO THE PRESENCE OF CHILDREN AND  PETS.  CHILDREN ARE OFTEN ATTRACTED TO THE MACHINE AND THE CHIPPING ACTIVITY.  NEVER  ASSUME THAT CHILDREN WILL REMAIN WHERE YOU LAST SAW THEM.  ALWAYS FOLLOW THESE  PRECAUTIONS:  • KEEP CHILDREN AND PETS OUT OF THE WORKING AREA AND UNDER THE WATCHFUL CARE OF A  RESPONSIBLE ADULT.  • BE ALERT AND TURN THE MACHINE OFF IF CHILDREN OR PETS ENTER THE WORK AREA.  • NEVER ALLOW 
                    
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                        Towing Safety        • BEFORE TOWING, BE CERTAIN THE DR ROAD-TOWABLE CHIPPER IS CORRECTLY AND SECURELY  ATTACHED TO THE TOWING VEHICLE AND THE SAFETY CHAINS ARE IN PLACE.  LEAVE SLACK IN THE  CHAINS TO ALLOW FOR TURNING.  • NEVER ALLOW ANYONE TO RIDE ON THE DR ROAD-TOWABLE CHIPPER.  • NEVER TRANSPORT ANYTHING ON THE MACHINE.  • OBEY LOCAL, STATE, AND FEDERAL REGULATIONS WHEN YOU TOW THE CHIPPER ON PUBLIC  ROADS AND HIGHWAYS.   NOTE:  Some states may require the machine to be registered with the 
                    
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                        General Safety      THE CHIPPER MUST BE OPERATED SAFELY TO PREVENT OR MINIMIZE THE RISK OF DEATH OR SERIOUS  INJURY.  UNSAFE OPERATION CAN CREATE A NUMBER OF HAZARDS FOR YOU.  ALWAYS TAKE THE  FOLLOWING PRECAUTIONS WHEN OPERATING THIS CHIPPER:  • KEEP IN MIND THAT THE OPERATOR OR USER IS RESPONSIBLE FOR ACCIDENTS OR HAZARDS  OCCURRING TO OTHER PEOPLE, THEIR PROPERTY, AND THEMSELVES.  • YOUR DR ROAD-TOWABLE CHIPPER IS A POWERFUL TOOL, NOT A PLAYTHING.  EXERCISE EXTREME  CAUTION AT ALL TIMES.  YOU
                    
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                            • NEVER OVERLOAD OR ATTEMPT TO CHIP MATERIAL BEYOND THE MANUFACTURER’S  RECOMMENDATION; SEE PAGE 27.  PERSONAL INJURY OR DAMAGE TO THE MACHINE COULD  RESULT.  • WHILE USING THE DR ROAD-TOWABLE CHIPPER, DON'T HURRY OR TAKE THINGS FOR GRANTED.   WHEN IN DOUBT ABOUT THE EQUIPMENT OR YOUR SURROUNDINGS, STOP THE MACHINE AND  TAKE THE TIME TO LOOK THINGS OVER.  • NEVER OPERATE THE MACHINE WHEN UNDER THE INFLUENCE OF ALCOHOL, DRUGS, OR  MEDICATION.  • USE THE MACHINE ONLY IN DAYLIGHT.  • KEEP ALL N
                    
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                        ® 12           DR 18 and 19 HP ROAD-TOWABLE CHIPPER                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
                    
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                        CHAPTER 3  SETTING UP YOUR DR ROAD-TOWABLE CHIPPER    This chapter outlines unpacking and a few simple steps you will need to follow to set up your new machine  before you use it.  If you have any questions at all, please feel free to contact our Customer Service  Representatives at our toll free number: 1-800-DR-OWNER (376-9637).                CALL TOLL FREE 1-800-DR-OWNER         13                                                                                                                
                    
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                        Unpacking the DR ROAD-TOWABLE CHIPPER  NOTE:  Unpacking the DR ROAD-TOWABLE CHIPPER is a two-person job.  We recommend you have an extra  set of hands available before you begin as the 18 HP model weighs 385 lbs. and the 19 HP model  weighs 470 lbs.  Tools and Supplies Needed:  • Gloves  • Metal Shears (Side Cutters)  • Eye Protection  • Pry Bar  • Hammer  Parts supplied on Skid:  • (1) DR ROAD-TOWABLE CHIPPER  • (1) Discharge Chute (19 HP Top Discharge model)  • (2) Hitch Arms  • (1) Hitch Asse
                    
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                            • WEAR EYE PROTECTION WHEN CUTTING THE BANDING.  THE BANDING MAY HAVE A LOT OF  TENSION ON IT AND MAY SNAP AND CUT YOU.  ALWAYS STAND TO ONE SIDE WHEN CUTTING THE  BAND.  • STABILIZE THE SHIPPING CONTAINER ON CLEAN FLAT TERRAIN BEFORE ATTEMPTING TO  UNPACK AND ASSEMBLE THE MACHINE.    1. Pry off the crate and cut any bands holding the machine to the pallet.  Be careful when cutting the banding.  2. Remove the Hitch Arms and Hitch Assembly, Discharge Chute (19 HP Top Discharge model) and the 
                    
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                        Attaching the Hitch Arms and Hitch Assembly  Tool Needed:  • (2) 3/4" Wrench or Socket  1. Attach the two (2) Hitch Arms to the Trailer Frame using the two (2) Hitch Arm Mounting Plates  and four (4) 1/2"-13 x 1-1/4" Bolts (Figure 2).  DO NOT tighten the bolts at this time.  2. Attach the Trailer Hitch Assembly to the Hitch Arms with two (2) 1/2"- 13 x 3" Bolts and two (2)  1/2"- 13 Lock Nuts (Figure 2).  Tighten all of the hardware.  3. Slide the Trailer Stand up through the holes in the Hitch