Echo SRM-225U Serial S79012001001 - S79012004905 - Manual (Page 12)

12
L
K
B
E D C
A
B
d. Remove three screws holding shield plate and plastic shield
(F) to gear housing.
e. Retain line head, upper fixing plate, shield plate, and plastic
shield for conversion back to nylon line head operation.
2. Align hole in upper plate (A) with notch in gear housing (B), and
insert locking tool to prevent splined shaft from turning. Arrow on
gear housing flange points to notch location.
3. Remove split pin (C), L.H. blade nut (D), lower plate (E), and
upper plate (A) from PTO shaft (F). Turn blade nut clockwise to
remove.
4. Remove locking tool (G).
5. Loosely attach bracket (K) to shield (L) and attach shield to bottom
of gear housing (B) with hardware provided.
6. Tighten all shield hardware.
Install Blade
Tools Required: Locking Tool, 17x19 mm Wrench.
Parts Required: Upper Plate w/ 20 mm pilot, Lower Plate, 10 mm Nut
w/L.H. threads, 2 x 25 mm Cotter Pin, Blade.
1. Install upper plate (A) on splined PTO shaft, pilot side down.
Blade installation requires Upper Plate (A) with 20 mm pilot.
2. Install Blade (M) on upper plate pilot. Blades must be installed so
that rotation arrow on blade matches rotation of unit: teeth toward
direction of rotation (See debris shield decal). Secure blade with
Lower Plate (E), and 10 mm L.H. nut (N). Turn nut counter-clock-
wise on PTO shaft to tighten.
3. Align hole in upper plate with notch in gear housing, and insert
Locking Tool (G) to prevent splined shaft from turning. Arrow on
gear housing points to notch. Tighten 10 mm nut securely.
4. Insert Cotter Pin (C) in hole in PTO shaft, and bend pin legs
around shaft counterclockwise to retain 10 mm nut.
IMPORTANT
Never reuse a cotter pin - install a new cotter pin each time a blade
is installed or replaced.
5. Remove locking tool (G).
A
20
G
M
N C
E
A
M
E
N
C
G
F