Aluminum Anti-Friction Disc Replacement; Cutting Head Reassembly - Echo TM-2000 Technical Manual

S P
ERVICE ROCEDURES
A A - D R
LUMINUM NTI FRICTION ISC
9.11 Aluminum Anti-friction Disc
Replacement
1) Remove the four screws from the cap, then
remove the cutter shaft, collar, and cap.
1 – Screw
2 – Cap
3 – Cutter shaft
4 – Collar
2) Place the new disc on a flat surface.
3) Assemble the cap to the disc using the four
screws.
4) Securely seat the collar into the cap.
5) Securely seat the cutter shaft into the disc.
64
EPLACEMENT
1
3
4
2

9.12 Cutting Head Reassembly

1) Place the cutting disc onto the anti-friction disc.
2) Assemble the washer and nut onto the cutter
shaft, tighten the nut to 15 lbf•ft (20 N•m).
3) Assemble the screw to the cutter shaft.
NOTE: Do not allow the screw to extend into the
center of the cutter shaft.
4
3
1
2
1 – Cutting disc
2 – Anti-friction disc
3 – Washer
4 – Nut
5 – Screw
6 – Center of cutter shaft
4) Place the assembled cutting head back onto the
cutting head axle. NOTE: Align the screw with the
flat surface of the cutting head axle.
5) Tighten the screw to 4.5 lbf•ft (6 N•m).
1
1 – Screw
2 – Flat surface of cutting head axle
6
5
2
2
1
5