PB-580H/T MAINTENANCE
X7505200705 39
© 12/2017 ECHO Inc.
ENGLISH
1. Start engine, run at idle for one
minute.
2. Complete warm up by running
at full throttle for 5 minutes,
operating choke twice to clear
air from carburetor chambers.
3. Check idle speed and reset if
necessary. If a tachometer is
available, idle speed screw (A)
should be set to the
specifications found on
“Specifications” Page of this
manual. Turn idle screw (A)
clockwise to increase idle
speed; counter clockwise to
decrease idle speed.