Work Sharp Ken Onion User Manual - Cassette Lock Lever (B)

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Slide guide onto cassette (A)

Snap into place. Pull firmly to release.

Cassette Lock Lever (B)

Push & hold to rotate cassette from 

sharpening to grind mode.

Edge Guide: Pull & Rotate (C)

Clockwise to use, Counterclockwise to 

raised position.

Bench Mounting (D)

Use 1/4” 20 fastener

to secure tool.

Belt Change: 

Lift & hold Belt Change Lever to remove belt. Route belt 

around all 3 pulleys, then release the lever. Be sure belt is 

within pulley flanges. Lay tool onto its back for easier belt changes.

Belt Tracking Lever

Push lever inward, then slide up or down to track belt onto the center of the top pulley.

Trigger Lock

Pull trigger & push button in to lock “on” position. Pull trigger to release. Not 

intended for use when knife sharpening, 

use for grinding applications only.

Sharpening Guide:

Rotate knob to select angle. Align number with mark on top.

Removing the Sharpening Cassette:

1. Remove belt from sharpening cassette.

2. Push and hold lock lever and rotate cassette to position shown.

3. Dismount cassette by pulling outward.

4. Locate this same position to re-install sharpening cassette or attachments.

Sharpening

Remove

Grinding

B

B

D

C

A

Setting Up Your Tool

2

A

Side View