DR 11.5 Chipper Shredder User Manual

26 DR
®
11.5 CHIPPER SHREDDER
Troubleshooting Table (Continued)
SYMPTOM POSSIBLE CAUSE
Engine smokes.
(Please refer to the
Engine Owner’s Manual
for engine-specific
procedures.)
 Check the oil level and adjust as needed.
 You may be operating the machine on too great an incline. The machine should be level.
 The Air Filter may be dirty; change it following the procedure in the Engine Owner’s Manual.
 You may be using the wrong oil - too light for the temperature. Refer to your Engine Owner’s
Manual for detailed information.
 Check that the Cooling Fins are clean and free of debris. Clean as needed.
 If your Engine still smokes, visit our website at www.DRpower.com.
Shredding and chipping
action seems too slow.
 Check for a dull or damaged Knife; sharpen or replace the Knife.
 Make sure that the Throttle Lever is all the way to the right (FAST- Rabbit).
The machine has
excessive vibration.
 Check for a dull or damaged Knife; sharpen or replace the Knife.
 The Hammermill is out of balance. Check for any missing or broken Hammers or Spacers;
replace if necessary.
 The Knife may not be seated properly. Loosen the Knife mounting screws, reset the Knife,
and tighten the screws.
 If your machine still exhibits excessive vibration, visit our website at www.DRpower.com.
When chipping, the
branch seems to vibrate
excessively and
“hammers” my hands.
 The Knife is dull; sharpen or replace it.
Debris builds up in the
cutting chamber
 Alternate shredding dry material with wet/green material.
 Shred a wood stick of up to 1" diameter to clean out the build-up.
Belt burns or Clutch
overheats.
 Immediately stop the Engine and remove the Spark Plug Wire.
 Turn the Flywheel/Hammer assembly with a wooden stick to be sure it turns freely.
 Remove any built-up debris from the Chipper/Shredder Hopper Inlet(s) and Discharge Chute.
 Check the Drive Belt tension.
Shut down the Engine and wait 5 minutes for all parts to cool. Remove the Spark Plug Wire, keeping it away from the Spark Plug
to prevent accidental starting before performing any maintenance procedure or inspection on the CHIPPER SHREDDER.

DR 11.5 Chipper Shredder Specifications

General

Brand	DR
Model	11.5 Chipper Shredder
Category	Chippers/Shredders
Language	English