Introduction
The Tombow Olno Mechanical Pencil (Model SH-OL20-09) is an innovative writing instrument designed for comfort and ease of use. It features a unique "Body Crushing Mechanism" for lead extension and a comfortable rubber grip. This manual provides instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance of your pencil.

Image: The Tombow Olno Mechanical Pencil in transparent white, showcasing its unique design and transparent body.
Setup
1. Unpacking
Carefully remove the pencil from its packaging. Ensure all components, including the pencil body and any pre-loaded lead, are present.
2. Loading Lead
- Remove the eraser cap from the top of the pencil.
- Insert 0.9 mm lead refills into the lead reservoir. Do not overfill.
- Replace the eraser cap firmly.

Image: A hand demonstrating the comfortable grip of the Tombow Olno pencil while writing, highlighting its ergonomic design.
Operating Instructions
1. Extending Lead (Body Crushing Mechanism)
To extend the lead, gently squeeze or "crush" the middle section of the pencil body. Each squeeze will advance the lead by a small increment. Release pressure to stop lead advancement.
2. Retracting Lead
To retract the lead, press the eraser cap down while gently pushing the lead back into the tip.
3. Using the Eraser
The eraser is located at the top of the pencil, beneath the cap. Remove the cap to access the eraser. The eraser is designed to be used while attached to the cap, providing a comfortable grip for erasing.

Image: A user writing in a planner with the Tombow Olno pencil, demonstrating its suitability for daily tasks and note-taking.
Maintenance
1. Replacing Lead
When the lead runs out, follow the "Loading Lead" instructions in the Setup section to insert new 0.9 mm lead refills.
2. Replacing the Eraser
The eraser is removable. To replace it, gently pull the old eraser out from the cap and insert a new compatible Tombow eraser. Ensure it fits snugly.
3. Cleaning
Wipe the pencil body with a soft, dry cloth to remove dust or smudges. Avoid using harsh chemicals or abrasive materials.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Lead does not extend. | No lead in reservoir, incorrect lead size, or lead jam. | Check lead reservoir and refill if empty. Ensure 0.9 mm lead is used. Gently remove any broken lead pieces from the tip. |
| Eraser is ineffective or worn out. | Eraser is old or used up. | Replace the eraser with a new compatible Tombow eraser. |
| Body Crushing Mechanism feels stiff. | Accumulation of dust or debris. | Clean the exterior of the pencil. Avoid disassembling the mechanism. |
Specifications
- Model: SH-OL20-09
- Brand: Tombow
- Lead Diameter: 0.9 mm
- Lead Hardness: HB (standard)
- Mechanism: Body Crushing Lead Extension
- Grip Type: Rubber
- Eraser: Removable, located in push button cap
- Dimensions: Approximately 5.71 x 0.59 x 0.59 inches
- Weight: Approximately 0.352 ounces
- Color: Transparent White (for this specific model)

Image: A collection of Tombow Olno pencils in different colors, showcasing the range of available options.
Warranty and Support
Specific warranty details for the Tombow Olno Mechanical Pencil are not provided in this manual. For information regarding warranty coverage, product support, or to purchase replacement parts, please visit the official Tombow website or contact their customer service directly.
Official Tombow Website: www.tombowusa.com





