1. Product Overview
The Cook Rite ATMG-36 is a heavy-duty commercial flat top griddle designed for restaurant and food service applications. Constructed from durable stainless steel, this natural gas griddle features a 36-inch countertop design and delivers 90,000 BTU of heating power. It is equipped with four independent manual control burners, a standby pilot, and adjustable stainless steel legs for optimal working height. Its simple and reasonable structure facilitates ease of manipulation and maintenance.

Figure 1: Front view of the Cook Rite ATMG-36 Commercial Griddle, showcasing its stainless steel construction and control knobs.
2. Setup and Installation
Proper setup is crucial for the safe and efficient operation of your griddle. Ensure the unit is placed on a stable, level surface in a well-ventilated area, away from combustible materials.
2.1 Unpacking
Carefully remove the griddle from its packaging. Inspect the unit for any signs of shipping damage. Report any damage to the carrier immediately.
2.2 Component Identification
The griddle comes with the following components:
- Grease Trap
- Manual Control Knobs (pre-installed)
- Regulator
2.3 Leg Installation
The griddle is equipped with adjustable stainless steel legs. Screw the legs into the designated threaded holes on the bottom of the unit. Adjust the leg height to achieve a stable and level cooking surface. Ensure all four legs are firmly tightened.

Figure 2: Detail of an adjustable stainless steel leg, demonstrating its robust design for stability.
2.4 Gas Connection
This griddle operates on natural gas. A qualified technician must perform all gas connections in accordance with local codes and regulations. Connect the provided regulator to the gas supply line and then to the griddle's gas inlet. Ensure all connections are secure and leak-free.

Figure 3: View of the manual control knobs and the gas regulator, essential for gas flow and pressure management.
2.5 Grease Trap Installation
Slide the grease trap into its designated slot beneath the griddle surface. This trap collects excess grease and food debris during cooking and must be regularly emptied and cleaned.
3. Operating Instructions
Follow these steps for safe and effective operation of your commercial griddle.
3.1 Pre-Operation Check
- Ensure the griddle is clean and free of debris.
- Verify that the gas supply is connected and turned on.
- Confirm the grease trap is properly installed and empty.
3.2 Lighting the Burners
The griddle features a standby pilot system and four independent manual control burners. To light a burner:
- Ensure the pilot light for the desired burner is lit. If not, consult the troubleshooting section or a qualified technician.
- Turn the corresponding manual control knob to the desired heat setting (e.g., LOW, MEDIUM, HIGH). The burner should ignite from the pilot flame.
- Adjust the knob to achieve the required cooking temperature.
The independent controls allow for precise temperature management across different sections of the griddle, optimizing energy usage.

Figure 4: Detailed view of the griddle surface and manual control knobs, illustrating the independent heat zones.
3.3 Cooking
Allow the griddle surface to preheat to the desired temperature before placing food on it. The thick stainless steel radiant plate ensures quick and even heating. Monitor food closely and adjust heat as needed using the manual control knobs.

Figure 5: A chef utilizing the Cook Rite ATMG-36 griddle for cooking, demonstrating its practical application in a commercial setting.
3.4 Shutting Down
After use, turn all manual control knobs to the OFF position. Allow the griddle to cool completely before cleaning or covering.
4. Maintenance and Cleaning
Regular maintenance and cleaning will extend the life of your griddle and ensure optimal performance.
4.1 Daily Cleaning
- Once the griddle has cooled, scrape off any food residue using a griddle scraper.
- Wipe the griddle surface with a damp cloth and mild detergent. Rinse thoroughly and dry to prevent water spots.
- Empty and clean the grease trap daily. Wash it with warm, soapy water and dry completely before re-installing.
- Wipe down the exterior stainless steel surfaces with a soft cloth and a stainless steel cleaner to maintain its corrosion-resistant finish.
4.2 Periodic Maintenance
- Periodically check gas connections for leaks using a soapy water solution. Bubbles indicate a leak.
- Inspect burners and pilot lights for proper operation and clear orifices. Clean as necessary.
- Ensure adjustable legs remain stable and tightened.
5. Troubleshooting
This section provides solutions to common operational issues. For problems not listed here, contact a qualified service technician.
| Problem | Possible Cause | Solution |
|---|---|---|
| Burner does not light | No gas supply; Pilot light out; Clogged burner orifice | Check gas valve; Relight pilot; Clean burner orifice |
| Uneven heating | Griddle not level; Partial burner clog | Adjust legs to level griddle; Clean burner orifice |
| Excessive smoke | Griddle not clean; Too much oil/grease | Clean griddle thoroughly; Use less oil; Empty grease trap |
| Gas odor | Gas leak | Immediately turn off gas supply and ventilate area. Do not operate. Contact a qualified technician. |
6. Specifications
Detailed technical specifications for the Cook Rite ATMG-36 Commercial Griddle.
| Feature | Detail |
|---|---|
| Model Number | ATMG-36(NG) |
| Product Dimensions (D x W x H) | 28.6" x 36" x 15.2" |
| Item Weight | 231.5 Pounds |
| Material | Stainless Steel |
| Color | Stainless Steel |
| Fuel Type | Natural Gas |
| Wattage | 900 watts |
| Voltage | 110 Volts |
| Included Components | Grease Trap, Manual Control Knobs, Regulator |

Figure 6: Dimensional diagram of the Cook Rite ATMG-36 griddle, showing its height, width, and depth.
7. Warranty and Support
This Cook Rite griddle typically comes with a manufacturer's warranty. Please refer to your purchase documentation for specific warranty terms and conditions.

Figure 7: Image indicating a typical 1-year warranty for the product.
7.1 Protection Plans
Extended protection plans may be available for purchase to provide additional coverage beyond the standard manufacturer's warranty. These plans can offer peace of mind for long-term use.
7.2 Customer Support
For technical assistance, parts, or service inquiries, please contact Cook Rite customer support or the vendor from whom you purchased the product. Have your model number (ATMG-36(NG)) and purchase date ready when contacting support.