Operation Manual
6
CS-310
SYMBOL FORM
TO AVOID KICKBACK
1.Holdthechainsawrmlywithboth
hands.
2.Don’tletthenoseoftheguidebar
contactanyobstruction.
3.Tipcontactmaysuddenlymovethe
guidebarupwardandbackward,
whichmaycauseseriousinjury.
Part Number 89019130131
DECALS
Locate these safety decals on your unit. The 
complete unit illustration found in the “NOMEN-
CLATURE OF PARTS” section will help you locate 
them. Make sure the decals are legible and that 
you understand and follow the instructions on 
them. If a decal cannot be read, a new one can be 
ordered from your ECHO dealer. 
Part Number X503-009360
WARNING!!Readandfollowallsafety
precautionintheinstructionmanual.
Failuretofollowinstructionscould
resultinseriouspersonalinjury.
CS-310
Part Number X524-002190
REPLACEMENT BAR AND CHAIN
  GUIDE BAR*    CHAIN*
  PART NO.    TYPE    LINKS
12” 12A0CD3745  OREGON   91VG / 91P  45
14” 14A0CD3752  OREGON   91VG / 91P  52
16” 16A0CD3757  OREGON   91VG / 91P  57
Note: Theremaybeotherreplacement
componentsforachievingkickback
protection.Fordetails,pleaserefer
tothechainandbarcombina-
tionsheetshownintheinstruction
manual.










