Guide Bar; Saw Chain - Echo shindaiwa 491s Operator's Manual

491
Only use saw chain designated as, "LOW-KICKBACK," that
meets ANSI B175.1 or CSA Z62.1, .3 Standard when tested on
the representative sample of chainsaws below 3.8 C.I.D., and
Shindaiwa guide bar specified.
Chain and guide bar gauge size must be identical. Use Bar/Chain
combinations shown in table above.

Guide Bar

(Low-kickback)
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

(Low-kickback)
Note: LOW KICKBACK SAW CHAIN meets the kickback
performance requirements of ANSI B175.1 or CSA Z62.1, .3
(safety requirements for gasoline-powered chainsaws).
Optional Kick Guards
2894902 for ECHO models CS-2511T- CS-400
2893202 for ECHO models CS-4510 - CS-800P
2894902 for Shindaiwa models 305s, 340s, 358TS, 402s
2893202 for Shindaiwa models 491s, 591, 600SX.
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© 02/24 ECHO Incorporated
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OPERATION
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