Echo SRM-2100SB Operator's Manual page 17

99944200540
3. Insert one end of trimmer line into an eyelet, and push line
equal distance through trimmer head.
4. Hold trimmer head while turning knob clockwise to wind line
onto spool until about 5" (13 cm) of each line remains
exposed.
Trimmer head is now fully loaded and ready for operation.
When the wear indicators located at the bottom of the
Speed-Feed® head are worn smooth, or if holes appear,
replacement of the cover or the entire Speed-Feed® head is
required.
X7532279107
© 08/2013 ECHO Inc.
MAINTENANCE
Wear Indicators
17