Chain And Guide Bar Combination - Echo CS-680 Instruction Manual

CHAIN AND GUIDE BAR COMBINATION

The following combinations are recommended for model CS-680.
Length mm (in.)
Double Guard
406 (16) 16D0PD3860
508 (20) 20D0PD3870
610 (24) 24D0PD3881
___________
686 (27)
CS-680
Guide bar
ECHO Part No.
Symmetrical
16D0PS3860
20D0PS3870
24D0PS3881
27D0PS3893
Pitch mm (in.)
9.53 (3/8)
GUIDE BAR
Replacement guide bars.
The following guide bars may be considered to
have equivalent kickback energy.
and nose radius, same pitch and having the
same number of teeth.
nose radius as a sprocket nose bar.
SAW CHAIN
Do not use replacement saw chain unless
it has been designated as meeting the ANSI
B175.1 kickback performance requirements.
NOTICE
LOW KICKBACK SAW CHAIN meets the
kickback performance requirements of ANSI
B175.1 (safety requirements for gasoline-
powered chain saws).
22
Saw chain
Type
OREGON
72LPX, 72V
CAUTION
Links
60
70
81
93