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1
7
MAINTENANCE
NOTE
Clean parts as you remove them.
INSPECT AND ADJUST CHAIN
BRAKE (After Each Use)
1. Remove the sprocket guard.
2. Remove the bar and chain.
3. Remove the guide bar plate from the sprocket
guard.
4. Turn adjuster position to set its peak to the
correct tensioning location.
5. Inspect clutch drum and brake band for wear
and replace if necessary.
6. Reinstall the guide bar plate in the sprocket
guard.
7. Install sprocket guard.
8. Reinstall bar and chain.
9. Set chain tension. SEE ADJUST TENSION IN
THIS SECTION.
10. Activate the chain brake with the guard and with
a gloved hand try to pull the chain along the top
of the guide bar.
11. Move chain with hand guard in unbraked
position.
12. Start the engine.
13. Depress throttle fully and activate the brake.
WHAT HAPPENED?
Brake Spring Rubs on
Drum
Chain Rotates
Smoothly without Drag
WHAT DO YOU DO?
Decrease Tension and
Go to next Step
Go to next Step
WHAT HAPPENED?
Chain Moves
Chain Does Not Move
WHAT DO YOU DO?
Increase Tension
Go to Next Step
WHAT HAPPENED?
Chain Slows to a Stop
Brake Spring Rubs on
Drum
Chain Stops
Immediately
WHAT DO YOU DO?
Increase Tension
Decrease Tension
Brake is Adjusted
Properly
BRAKE BAND
ADJUSTER
DIRECTION TO TENSION
↓↓↓↓↓
↑↑↑↑↑
1 mm
ADJUSTING BRAKE BAND
ADJUSTER
BRAKE BAND
COVER
CAUTION
If proper brake adjustment cannot be
obtained, take your unit to your authorized
ECHO servicing dealer before further use of
system.
MARK