HCS-3020 4020
TROUBLESHOOTING
X7702243801
37
© 03/2019 ECHO Inc.
Adjustment
Level 2.
Locking ability of hedge trimmer blade lock nuts will diminish each
time they are removed. Replace if turning resistance is not felt when
installing lock nuts.
1.
Tighten blade screws securely.
2.
Hold blade screws (A) to
prevent turning, and tighten
lock nuts (B).
TROUBLESHOOTING
Fuel vapors are extremely flammable and may cause fire and/or
explosion. Never test for ignition spark by grounding spark plug
near cylinder plug hole, otherwise serious personal injury may
result.
A
A
B
B