A: Yes. Rev 4.0 was released in 2024 but only for the 1600 model. Rev 3.2 is the final version for the 1200.
Read the pressure gauge. Factory specification typically sits between 2,200 and 2,500 PSI. woodchuck hyroller 1200 service manual
“ Altec Environmental Products, LLC has decided that a defect which relates to motor vehicle safety exists in certain DC1217 and DC1317 Chipper Units built between August, 2008 and August, 2011. These units have the possibility of cracks developing in the chipper frame. If the cracks occur, the chipper frame can fail while traveling on the roadway. If the chipper frame fails while traveling, death or serious injury may result ”. A: Yes
Change engine oil and replace the oil filter. Read the pressure gauge
Fill the diesel or gasoline fuel tank entirely to reduce condensation space. Add high-grade fuel stabilizer and run the engine for 15 minutes to distribute it through the lines.
For owners comfortable with more in-depth troubleshooting: