Echo 72928 Instruction v.4 User Manual
Echo Gardening equipment
Electric Brake Installation Instructions (Kit PN 72730)
1. Remove all parts from shipping box, inspect for damage or missing components.
2. Remove both wheels from the Chipper.
3. Disassemble hub groups in the following order: Dust Cap, Cotter Pin, Spindle Nut, Washer,
Outside Bearing and the Hub Assembly (includes Grease Seal, Inside Bearing and Hub). Refer to
Figure 1 below for individual components.
Dust Cap
Cotter Pin
Spindle Nut
Washer
Outside Bearing
Figure 1
4. Slide the Electric Brakes onto the Four Hole Plate and secure with brake mounting bolts and
nuts.
Note: A left and a right brake are included.
5. Install new or repack Inside Bearing removed in Step 3 into Hub w/Drum.
6. Install new Grease Seal into Hub w/Drum.
7. Install Hubs with Drum from Electric Brake Kit. Refer to Figure 2.
Hub
Figure 2
Grease Seal
Inside Bearing
Hub w/ Drum
Electric Brake
Four Hole Plate
8. Install new or repack the Outside Bearings removed in Step 3, Washers, Spindle Nuts, Cotter
Pins and Dust Caps. Refer to Figure 3 for component placement.
Figure 3
Dust Cap
Cotter Pin
Spindle Nut
Washer
Outside Bearing
Grease Seal
Inside Bearing
Hub w/ Drum
Electric Brake
Four Hole Plate
9. Replace Chipper wheel.
Grease Seal
Inside Bearing
Part #72729
091708