ASSEMBLY CS-4920
24 X7503352100
© 09/2022 ECHO Incorporated
Guide Bar and Saw Chain Installation / Removal
Note: Align brake connector (B) of the sprocket guard to the groove
on the side of the brake lever (front hand guard).
1. Remove air cleaner cover and
disconnect spark plug lead.
2. Move the chain brake lever (A)
(Front hand guard) fully
REARWARD (UNLOCK chain
brake) to remove or install the
sprocket guard (C).
3. Remove sprocket guard nuts
(D) and remove sprocket guard
(C).
4. Remove guide bar and saw
chain if necessary.
Note: See “Maintenance”
section for guide bar /
saw chain maintenance
procedures.
5. Mount guide bar on studs (E)
and slide toward clutch drum
(F) to make saw chain
installation easier. Install saw
chain around sprocket and
guide bar as shown, with
cutters on top of guide bar
facing forward.
6. Install sprocket guard over
guide bar studs. Ensure chain
tension adjuster pin (H) fits into
the guide bar adjuster hole (G),
brake band (J) is positioned
around clutch drum (F). Tighten
sprocket guard nuts finger tight.
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