20
Level 2.
Tools required:  Screwdriver, Tachometer (ECHO P/N 99051130017)
Parts required:  None.
NOTE  
Every unit is run at the factory and the carburetor is set in compli-
ance with emissions regulations.  This carburetor does not have 
acceleration and high speed adjustment needles. 
1.    Before adjusting the carburetor, clean or replace the air lter and 
spark arrestor screen.
2.    Start engine and run for several minutes to reach operating tem-
perature.
3.    Check idle speed and reset if necessary. If a tachometer is  avail-
able, idle speed screw (A) should be set to the specications found 
on page 23 "Specications" of this manual. Turn idle screw (A) 
clockwise to increase idle speed; counter clockwise to decrease 
idle speed.
A
    WARNING
When carburetor adjustment is completed, the cutting attachment 
should not turn at idle, otherwise serious personal injury may 
result.
l u b r I c a t I o n
Level 1.
Tools Required: 8mm Open end wrench, T27 Torx L-Wrench,    
      clean rag.
Parts Required:  POWER BLENDX
TM
 8 oz. (P/N 91014) or      
      Lithium Base Grease.
1.    Remove plastic shield.
2.    Loosen bearing housing locating screw (A), at the top of the hous-
ing, loosen mounting screw (B) and remove gear case from drive 
housing.
3.    Pull the exible drive shaft (C) from the drive housing, wipe clean 
and recoat with a thin coating [1/2 oz. (15 ml)] of grease.
4.    Slide the exible drive shaft back in the drive housing being care-
ful not to get dirt on the exible drive shaft.
5.    Install the bearing housing and shield.
A
B
C