Use And Care Manual

Owner’s Manual for Stump Grinder 19
Maintenance and Troubleshooting
Section 4: Maintenance and Troubleshooting
Maintenance
Regular maintenance will improve performance and extend
engine/equipment life. Regular maintenance, replacement,
or repair of the emissions control devices and systems may
be performed by any repair shop or person of the owner’s
choosing. To obtain emissions control warranty service free
of charge,
contact Generac Customer Service at 1-888-
436-3722 (1-888-GENERAC), or www.generac.com
.
See the emissions warranty.
Table 3 – Maintenance Schedule
WARNING
(000415)
Accidental start-up. Before servicing or detangling, shut
down unit, allow to cool, remove keys, and disconnect spark
plug wire(s). Failure to do so could result in death, serious
injury, or equipment damage.
(000108)
WARNING
Hot Surfaces. When operating machine, do not
touch hot surfaces. Keep machine away from
combustibles during use. Hot surfaces could
result in severe burns or fire.
Procedure
Before
Each Use
Every 25
Hours
Every 60
Hours
Every 100
Hours
Check engine oil level 
Check general equipment condition 
Check cutting Teeth for damage or wear 
Clean engine exterior and cooling fins 
Remove debris wrapped around cutter head for bearing
protection

Check tire pressure 
Replace belt if stretched or worn 
Clean air filter 
Lubricate cables 
Change engine oil
1st time 5
hours

Replace cutting teeth 
Check cutter head for damage or wear 
Replace cutter head 
Replace spark plug 
Replace air filter 