1. Introduction and Overview
This instruction manual provides essential information for the safe assembly, operation, maintenance, and troubleshooting of your Nexgrill 4-Burner Propane Gas Grill with Side Burner, Model 720-0830H. Please read all instructions thoroughly before using the grill for the first time and retain this manual for future reference.
The Nexgrill 720-0830H is a versatile outdoor cooking appliance featuring a durable stainless steel frame, four main burners, and a convenient side burner. It offers a total cooking area of 626 square inches, including a warming rack, and is designed for efficient and even heat distribution.

Figure 1: Front view of the Nexgrill 4-Burner Propane Gas Grill.
2. Safety Information
WARNING: For outdoor use only. Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
- Always ensure adequate ventilation when operating the grill.
- Maintain a minimum clearance of 36 inches (91 cm) from the back and sides of the grill to any combustible materials.
- Never leave the grill unattended while in use.
- Keep children and pets away from the grill at all times.
- Always check for gas leaks before each use. Refer to the 'Setup' section for leak testing procedures.
- Use heat-resistant gloves when handling hot grill components.
- Ensure the propane tank is securely placed and connected.
3. Assembly
Assembly of the Nexgrill 720-0830H is required. It is recommended to have two people for assembly due to the size and weight of some components. Basic tools, such as a Phillips screwdriver and a wrench, will be needed. Follow the detailed instructions provided in the separate assembly guide included with your product packaging.

Figure 2: Exploded view highlighting key components and features.
4. Setup
- Propane Tank Connection: Ensure the propane tank valve is closed. Connect the regulator hose to the tank valve, tightening it securely.
- Leak Test: Apply a soapy water solution to all gas connections. Slowly open the propane tank valve. If bubbles appear, close the tank valve immediately and re-tighten connections. Repeat until no bubbles are present. Never use an open flame to check for leaks.
- Placement: Position the grill on a level, non-combustible surface away from any flammable materials. Ensure the casters are locked to prevent movement.

Figure 3: Close-up of the side burner, ideal for preparing sauces or side dishes.
5. Operating Instructions
5.1. Lighting the Main Burners
- Open the grill lid.
- Ensure all burner control knobs are in the 'OFF' position.
- Slowly open the propane tank valve fully.
- Push and turn one main burner control knob to the 'HIGH' position.
- Immediately press and hold the electronic ignition button until the burner ignites.
- Once the first burner is lit, release the ignition button and turn the adjacent burners to 'HIGH' to light them.
- Close the lid and allow the grill to preheat to the desired temperature, monitoring with the built-in thermometer.
5.2. Lighting the Side Burner
- Open the side burner lid.
- Push and turn the side burner control knob to the 'HIGH' position.
- Immediately press and hold the electronic ignition button until the side burner ignites.
- Adjust the flame as needed.
The grill's 60,000 BTU output (12,000 BTUs per main burner and 12,000 BTUs for the side burner) ensures powerful heating. The porcelain-enameled cast iron cooking grates provide excellent heat retention and even cooking across the 462 square inches of primary cooking space.

Figure 4: Food grilling on the spacious cooking surface.
6. Maintenance and Cleaning
Regular cleaning and maintenance will extend the life of your grill and ensure optimal performance.
- Cooking Grates: After each use, once the grates have cooled, clean them with a grill brush to remove food residue. For deeper cleaning, wash with warm soapy water.
- Grease Tray: The removable grease tray should be emptied and cleaned regularly to prevent grease fires.
- Exterior: Wipe down the stainless steel surfaces with a soft cloth and a stainless steel cleaner. Avoid abrasive cleaners or pads that can scratch the finish.
- Burners: Periodically inspect the stainless steel burners for blockages (e.g., spider webs, food debris) and clean as necessary to ensure proper gas flow.

Figure 5: Stainless steel burners with a 5-year warranty.
7. Troubleshooting
If you encounter issues with your grill, refer to the following common troubleshooting tips:
- Burner Not Lighting: Check if the propane tank valve is fully open. Ensure the electronic ignition battery is functional. Verify that the burner ports are not clogged.
- Uneven Heating: Clean the burner tubes and flame tamers to ensure even gas distribution.
- Low Flame: Check the propane tank level. Ensure the regulator is not in bypass mode (reset by closing tank valve, disconnecting regulator, waiting 30 seconds, reconnecting, and slowly opening valve).
For persistent issues, contact Nexgrill customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Nexgrill |
| Model Name | 720-0830H |
| Product Dimensions (D x W x H) | 25"D x 46"W x 51"H |
| Fuel Type | Propane Gas |
| Main Burner Count | 4 |
| Side Burner Count | 1 |
| Total BTU Output | 60,000 BTUs |
| Cooking Surface Area | 626.8 Square Inches (462 sq. in. primary, 164 sq. in. warming rack) |
| Material | Stainless Steel |
| Special Features | Built-In Thermometer, Electronic Ignition, Removable Grease Tray, Warming Rack |
| Item Weight | 83.8 Pounds |
| Mobility | 4 Smooth-Rolling Casters |

Figure 6: Product dimensions for the Nexgrill 720-0830H.
9. Warranty and Support
The Nexgrill 4-Burner Propane Gas Grill (Model 720-0830H) includes a 5-year warranty on the main burners. For specific warranty details, claims, or technical support, please refer to the warranty card included with your product or visit the official Nexgrill website. Additional protection plans may be available for purchase.
Nexgrill is committed to standing behind its products and providing customer support. If you have any questions or require assistance, please contact their customer service department.
10. Product Visuals
10.1. Additional Product Images







