Usually means a piece of wood is jammed in the hammers or a bolt has loosened on the flywheel.
If you want your Mighty Mac to last 20+ years (which many do), your manual will point you toward these key tasks: mighty-mac-chipper-owners-manual
Before searching, look for the Model Number and Serial Number on the metal plate (usually located on the frame or the chipper chute). You will also need the separate manual for the engine (Briggs & Stratton, Honda, etc.), as MacKissic doesn't manufacture the engines themselves. 2. Essential Safety (The "Must-Reads") Usually means a piece of wood is jammed
Check for a clogged discharge screen. If the processed mulch can’t get out, the engine will bog down instantly. AI responses may include mistakes. Learn more AI responses may include mistakes
If your model is self-propelled or uses a belt drive, check the belt tension frequently. A loose belt is the #1 cause of lost power.
The best place to find a digital copy is the MacKissic website under their "Product Manuals" section.
These machines are loud and can eject "kickback" chips. Always wear safety goggles and heavy-duty gloves.