39
Maintenance schedule
MAINTENANCE
INTERVAL
ITEM
Before each
use
The first 5
hours
Every 10
hours
Every 30
hours or
once a year
Every year
or 50 hours
Engine oil Level check
●
Replacement
● ●
Air filter Inspection
●
Cleaning
●
Spark plug Cleaning,
setting
●
Coupler cord Check/
Setting
●
Belt tensioning Check/
Setting*
●
* Hand the machine over to the authorized service center.
7. FAULTS AND TROUBLESHOOTING PROCEDURES
TROUBLE CAUSE REMEDY
Engine won't start
Fuel quantity is insufficient or a
contaminated fuel is used
Top the clean fuel
Throttle not in the position to start
engine
Place the throttle to the start
position
Fuel system clogged Clean the fuel system*
Spark plug Clean the spark plug, check the
plug electrode gap or use a new
spark plug
Coupler not working
Worn belt Replacement*
Spring failure Replacement*
Slipping Coupler cable check/adjustment
* Contact the authorized service center.