1. Introduction
The Chef Master 90235 Butane Countertop Stove is a professional-quality, portable cooking solution designed for versatility and high performance. With a powerful 12,000 BTU output, it features a Piezo electric ignition for easy starting, a durable brass burner, and a double wind guard to maintain flame stability. This stove is ideal for various uses, including camping, backpacking, and as a reliable emergency cooking appliance. It comes with a hard-shell carrying case for enhanced portability and includes essential safety features like an in-line regulator with pressure-sensing shut-off.

Figure 1: Chef Master 90235 Butane Countertop Stove and Carry Case.
2. Safety Information
Always read and understand all instructions and warnings before operating this appliance. Failure to follow these instructions may result in property damage, personal injury, or death.
- Ventilation: Use this appliance only in well-ventilated areas. This appliance consumes oxygen. To avoid endangering your life, do not use this appliance in unventilated structures. Provide additional ventilation for any additional burning products or occupants.
- Fuel: Use only butane fuel canisters designed for portable gas stoves. Ensure the fuel canister is properly installed and sealed before operation.
- Stability: Place the stove on a stable, level, non-combustible surface during operation.
- Clearance: Maintain adequate clearance from combustible materials (walls, ceilings, curtains, etc.) during use.
- Children and Pets: Keep children and pets away from the stove during operation and when it is hot.
- Storage: Store the stove and fuel canisters in a cool, dry place away from direct sunlight and heat sources.
- Inspection: Before each use, inspect the stove for any damage or leaks. Do not operate if damaged.
3. Product Overview
The Chef Master 90235 Butane Countertop Stove consists of several key components:
- Burner Head: The central component where the flame is produced.
- Pot Support: Grates above the burner designed to hold cookware.
- Fuel Compartment: Located on the side, houses the butane fuel canister.
- Locking Lever: Secures the butane canister in place.
- Control Knob: Used to ignite the stove and adjust flame intensity.
- Piezo Electric Ignition: Built-in igniter for flameless starting.
- Wind Guard: Integrated design to protect the flame from wind.

Figure 2: Key Components of the Butane Stove.
4. Setup
Follow these steps to set up your Chef Master Butane Countertop Stove:
- Ensure the stove is placed on a stable, level surface.
- Verify that the control knob is in the "OFF" position (fully clockwise).
- Ensure the locking lever is in the "RELEASE" (upward) position.
- Open the fuel canister cover on the side of the stove.
- Align the notch on the butane fuel canister with the metal flap (D-guide) inside the fuel compartment.
- Insert the butane canister into the compartment, ensuring a snug fit.
- Push the locking lever all the way down to the "LOCK" position to secure the canister and ensure a proper seal.
- Close the fuel canister cover.

Figure 3: Initial Setup - Control Knob and Locking Lever Positions.

Figure 4: Turning the Control Knob for Ignition.
Video 1: Chef Master Camp Stove Lighting Instructions. This video demonstrates the process of installing the butane canister and igniting the stove.
5. Operating Instructions
5.1. Ignition
Once the butane canister is securely installed:
- Slowly turn the control knob counter-clockwise from the "OFF" position.
- Continue turning until you hear an audible "CLICK" sound. This indicates the Piezo electric igniter has sparked.
- The burner should light automatically. If it does not light on the first attempt, return the knob to "OFF" and repeat the process.
5.2. Adjusting Flame
To adjust the flame intensity, rotate the control knob. Turning it further counter-clockwise will increase the flame, while turning it clockwise will decrease it.
5.3. Shutting Off the Stove
To turn off the stove, turn the control knob fully clockwise to the "OFF" position. Ensure the flame is completely extinguished.

Figure 5: Stove in Operation.
Video 2: Chef Master 90235 12,000 BTU Butane Cooking Stove. This video provides a general overview of the stove's features and operation.
6. Maintenance and Care
Proper maintenance ensures the longevity and safe operation of your stove:
- Cleaning: Allow the stove to cool completely before cleaning. Wipe down the exterior surfaces with a damp cloth. For stubborn stains, use a mild detergent. Do not use abrasive cleaners or scouring pads.
- Burner: Keep the burner head clean and free from food debris to ensure efficient flame.
- Storage: After each use, ensure the fuel canister is removed and the stove is clean and dry. Store the stove in its hard-shell carrying case in a cool, dry place away from direct sunlight and heat sources.

Figure 6: Stove Stored in Carrying Case.
7. Troubleshooting
If you encounter issues with your Chef Master Butane Countertop Stove, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Stove does not ignite. |
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| Flame is weak or inconsistent. |
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| Gas smell without flame. |
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Video 3: Troubleshoot Chef Master Butane Stove if Not Lighting. This video provides visual guidance on common troubleshooting steps for ignition issues.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Chef Master |
| Model Number | 90235 |
| Fuel Type | Butane |
| Maximum Energy Output | 12,000 BTU (3516.85 Watts) |
| Ignition Type | Piezo Electric |
| Burner Material | Brass |
| Product Dimensions (L x W x H) | 12"L x 14"W x 4"H |
| Item Weight | 4.11 pounds |
| Material | Plastic, Metal |
| UPC | 076903902352 |