Use and Care Manual
ASSEMBLY SRM-3020U
22 X7502350201
© 11/2018 ECHO Inc.
2. Align holes in shield (A) and
shield plate (B) to bottom of
gear case flange. Install three
(3) screws.
3. Place line head plate (C) on
power take off shaft (D).
4. Align notch in edge of shield
and hole in line head plate with
notch in edge of gear housing
and insert a locking tool (E).
5. Thread line head (F) onto
power take off shaft by turning it
counterclockwise until head is
tight against line head plate (C).
6. Remove locking tool (E).
To Advance Trimmer Line
See Maintenance Section for nylon line replacement.
Note: To advance trimmer line, tap trimmer head against the ground
while the head is turning at normal operating speed.
Balance and Adjust Unit
1. Loosen harness clamp screw.
2. Put on harness and attach unit to harness.
D
A
B
C
F
E
C