Nylon Line Head Disassembly Instructions - Echo SRM-225 Operator's Manual

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MAINTENANCE
Gear Housing
1.
Clean all loose debris from
gear case.
2.
Remove plug (A) and check
level of grease.
3.
Add grease if necessary. DO
NOT over-fill.
Drive Shaft (flex cable
models)
1.
Loosen two (2) screws (B)
and remove center
locating screw (C). Pull
gear case and shield from
drive shaft housing.
2.
Pull flexible cable from the
drive shaft housing, wipe
clean and re-coat with a
thin coating (15 ml [1/2
oz.]) of grease.
3.
Slide the flexible cable
back in the drive housing.
DO NOT get dirt on the flex cable.
4.
Install the gear housing and shield assembly.
Flat edge of washers (D) must be against drive shaft.

Nylon Line Head Disassembly Instructions

Note: For normal use, Speed Feed® head disassembly is not
necessary. However, if circumstances require disassembly,
follow these instructions.
36
B
D
SRM-225
C
A
X7722279402
© 2/2016 ECHO Inc.

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Questions and answers

Dave Morehead
April 19, 2025

How do I advance trimmer line as it gets shorter? When I tap the bottom on the ground, the rewinds.

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