Assembly; Mounting Guide Bar And Chain - Echo CS-420ES Operator's Manual

Mounting guide bar and chain

For your own safety, always stop the engine before performing any of the following
operations.
1. All adjustments should be made cold.
2. Always wear gloves when working on chain.
3. Do not operate with a loose chain.
NOTE
Move the chain brake lever (Front hand guard, Brake connector) fully rearward to remove or
install the clutch cover to the chain saw.
1. Release chain brake
2. Two nuts
3. Clutch cover
Install guide bar and chain as follows.
Unscrew two nuts and remove clutch cover.
Mount the bar and slide toward clutch to make saw chain installation easier.
4. Guide bar
5. Clutch
6. Bar hole
7. Tension adjuster
8. Brake connector
9. Direction to tension the chain
10. Front hand guard (Brake lever)
Install saw chain as shown.
(Ensure cutters are pointing in the right direction)
Release the chain brake, and install the clutch cover over the guide bar studs.
Tighten two nuts finger tight.
Ensure that chain tension adjuster fits into bar hole.
Align the brake connector of the clutch cover to the groove on the side of the front hand
guard.

Assembly

WARNING
CAUTION
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