Forest Master Model: FM6DD-MUL/FM6DDES-MUL/FM4DDE-MUL
22
Symptom
Possible Cause
Insufficient draw-
ing through or
bad mulching
performance.
• Are the knives blunt or worn? Sharpen or replace if
needed
• Are the stems too thick?
• Is there too much or too little space between the knives
and the base block. Adjust the bolts on the base block
and move it in or out to close or open the gap. Manually
rotate the drum to check if it turns smoothly.
Motor cuts out or
does not start.
• Is the motor too hot or overheating? Wait 10 minutes for
the motor to cool down and try again.
• Is there a blockage in the drum? Inspect the drum and
remove any potential blockages.
• Does the motor need to be reset? Press the reset button
on the motor (next to the on off switches).
Troubleshooting
