Echo 99944200475 - Manual (Page 15)

99944200475 MAINTENANCE
© 08/2013 ECHO Inc.
X7702093704 15
3. Rotate blade until holes in inner blade adapter (B) and gear
box align. Insert locking tool to lock PTO shaft (C).
Note: Blade nut (D) is left hand thread.
4. Remove blade nut (D) in a clockwise direction using
T-wrench. Remove outer blade adapter (E), blade (F) and
inner blade adapter (B).
5. Clean all loose debris from gear box.
6. Remove plug (G) and check level of grease. Grease should
fill gear case to bottom of grease plug hole.
7. Add grease if necessary using squeeze-type tube. Do not
use high pressure grease gun. DO NOT over-fill.
8. Install inner blade adapter (B) onto PTO shaft (C).
9. Install and center new blade (F) onto inner adapter (B).
10. Install outer adapter (E) and nut (D). Tighten nut (D) firmly,
counterclockwise (CCW).
Note: Never reuse old split pin.
11. Install new split pin (A) to secure nut.
B
C
F
E
D
A
G