MAINTENANCE SHC-225/S
30 X7502257007
© 4/2016 ECHO Inc.
1. 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; 
counterclockwise to decrease idle 
speed.
When carburetor adjustment is completed, the cutting attachment 
should not move at idle, otherwise serious personal injury may 
result.
Lubrication
Blades
Level 1.
Hedge Trimmer blades are very sharp. Touching them may lead to 
severe personal injury. Avoid touching blades whenever possible, 
and always wear gloves to protect hands.
1. Brush loose debris from blade and 
coat both sides of blade with the 
50-50 cleaning mixture.
2. Allow cleaning mixture to soften 
the remaining gummy residue then 
wipe it from the blade.
3. Apply clean oil to the entire length 
of the blade. Be certain the blade 
bolts are lubricated.
4. Wipe excess oil from the blade 
before putting the unit back in service.
Parts Required: 20W Engine Oil (blade lubrication), 50-50 mixture of kerosene 
and 20W oil (blade cleaning)