Echo CS-680 User Manual download pdf (Page 24)

CS-680

Guide Bar Saw chain

Length ECHO Part No. Pitch Type Links

mm (in.) Double Guard Symmetrical mm (in.) OREGON

406 (16) 16D0PD3860 16D0PS3860 9.53 (3/8) 72LPX,72V 60

508 (20) 20D0PD3870 20D0PS3870 9.53 (3/8) 72LPX,72V 70

610 (24) 24D0PD3881 24D0PS3881 9.53 (3/8) 72LPX,72V 81

686 (27) —————— 27D0PS3893 9.53 (3/8) 72LPX,72V 93

CHAIN AND GUIDE BAR COMBINATION

The following combinations are recommended for model CS-680.

GUIDE BAR

Replacement guide bars.

The following guide bars may be considered to

have equivalent kickback energy.

• Sprocket nose guide bars of the same length

and nose radius, same pitch and having the

same number of teeth.

• Hard nose guide bars of the same length and

nose radius as a sprocket nose bar.

SAW CHAIN

CAUTION

Do not use replacement saw chain unless it

has been designated as meeting the ANSI

B175.1 - 2000 kickback performance

requirements.

NOTE

LOW KICKBACK SAW CHAIN meets the

kickback performance requirements of ANSI

B175.1-2000 (safety requirements for gasoline-

powered chain saws).

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Echo CS-680 User Manual Page 24