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Bandit

MODEL 2290

1. Follow all pre-maintenance shut down procedures.
2. Clean the surface of the knife sub holder, knife holder, all threaded holes, and all bolt threads of all debris.

See Figure 1.

3. If replacing counter knife: be sure counter knife, bolts, and threaded holes are also clean of debris. The

counter knife must be installed using Loctite 243 (blue) on the socket head cap screws and torqued to 15

ft.-lbs (20 Nm). See Figure 2. If the counter knife is not replaced, make sure the socket head cap screws

are not sticking above the knife holder surface.

4. Inspect the knife holder and drum head pocket to make sure there is no debris on either.
5.

Place the knife holder in the drum head pocket making sure the knife holder sits fl at. The knife holder may

look diff erent than the knife holder shown in Figure 3, depending on knife options.

6. Apply Loctite 243 (blue) or equivalent to the knife holder bolts.
7. After the bolts have been started, push the knife holder back in to the drum head pocket to make sure

the knife holder is tight against the back of the drum head pocket.

8. Using the pattern shown in Figure 3, tighten and torque the knife holder bolts to 250 ft.-lbs. (339 Nm). If

the knife holder bolts have been tightened or removed fi ve times, the bolts need to be replaced to ensure

proper tightness.

9. Repeat steps 2 through 8 for every drum head pocket.
10. After all the removable knife holders are installed, the knives can be installed. See Figure 3.
11. Make sure the knife is of at least minimum width, refer to the manual.
12. Remove any debris from the knife, knife bolt, and bolt holes and then place the knife on the knife holder.
13. Remove any debris from the top clamp and look for dishing or wear. Replace if needed. Place the top

clamp on the knife.

14. Thread the knife bolts through the top clamp and knife and hand tighten as far as possible. Do Not Use

an impact wrench to start the knife bolts, the knife holder bolt holes can strip.

15. Make sure the knife babbitt is tight against the back of the knife holder.
16. Using the pattern shown in Figure 4, tighten and torque the knife bolts to 210 ft.-lbs. (285 Nm). After the

bolts have been tightened to the correct torque, check the torque on the knife bolt one more time by

checking the bolts in a row. If the knife bolts have been tightened or removed fi ve times, the bolts need

to be replaced to ensure proper tightness.

17. Repeat steps 10 through 16 for every drum head pocket.
18. After all the knives are installed, the anvil needs to be checked for proper clearance. See the Anvil

Adjustment section.

19. Slowly turn the drum head with a pry bar or wood bar to make sure everything clears. Rotate the chipper

drum at least one (1) revolution.

Chipper knives are sharp and can be dangerous. It is always necessary for your protection to be extra

careful and wear proper hand protection when handling knives.

The knives must be securely fastened and torqued in position. If one comes loose or breaks during operation,

someone may get injured or something may get damaged.

Never turn the chipper drum by hand, always carefully use a pry bar or wood bar. This will help prevent

the person turning the disc/drum from being injured should the drum break loose.

A sight hole in the chipper beltshield has been provided. If chipper belts are moving do not open chipper

hood. Do not stick fi ngers in sight hole.

BABBITT KNIFE & HOLDERS INSTALLATION