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Replacing Flails on your 2050/2090 chipper shredder.

So it's that time you determined you need to change the flails on your 2050 wood chipper shredder or 2090 model. We have compiled below a quick service guide that will help you make this job as smooth as possible. Time to complete: approx 10-15 mins (on each pin).

Step 1.

Make sure to gather the right set of tools. Above is a picture of the tools we will utilize for this change.


Tools to use:

1- Hammer

1- Flat head Screwdriver

1- Piece of round metal (3/8" or less)

1- Pliers

2- 9/16" hex wrench

tools for chipper

Step 2.

Pull out the safety cotter pin located on behind the belt guard. Make sure to take out the one on the left (facing the unit).

pulling out chipper safety pin

Step 3.

Pull out the L-pin towards you. This will free up the flat screen inside the unit before removal.

removing chipper screen pins

Step 4.

Open the front cover of the chipper by loosening all 3/8" hex bolts (8 sets total). Then, pull the front cover towards you to remove the cover and the flat screen altogether.

loosening bolts on the chipper frame

Step 5.

Loosen the screws on the side chute and remove.

removing chipper chute

Step 6.

Remove the belt guard. step (1)

removing chipper belt guard

Step 7.

Remove the belt guard. step (2)

removing bottom of chipper belt guard

Step 8.

With the pliers, straighten out the two cotter pins on each side of the rear plate.

pulling out safety cotter pin

Step 9.

Get a good grip with the pliers on the cotter pin's head and pull swiftly.

chipper safety cotter pin

Step 10.

Make sure to mark every spacer on each set. It is very important to do this in order to have it properly set up when reassembling.

marking every spacer on the rotor

Step 11.

Align the rotor pin with the hole on the back of the chipper and remove it with a small chisel and a hammer out through the chute's side.

removing flail rotor pin

Step 12.

Inspect every element of the flail setup. Replace flails and reassemble. If you didn't get a chance to mark the spacers or the order of assembly for each pin refer to rotor flail component schematics.

rotor assembly components
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