Broil King 834267
Broil King Monarch™ 340 Natural Gas Grill User Manual
Model: 834267
1. Important Safety Information
Please read this entire manual before installation and use of this natural gas grill. Failure to follow these instructions could result in property damage, bodily injury, or death.
1.1. General Safety Warnings
- This product is a Natural Gas unit. Ensure your home has a Natural Gas line plumbed to your patio or deck for proper operation. Do not attempt to convert this grill to use propane gas.
- 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.
- Keep children and pets away from the grill when in use.
- Always keep the grill area clear and free from combustible materials, gasoline, and other flammable vapors and liquids.
- Do not obstruct the flow of combustion and ventilation air.
- Always open the grill lid before lighting the burners.
- If lighting does not occur in 5 seconds, turn the burner control(s) off, wait 5 minutes, and repeat the lighting procedure.
1.2. Proposition 65 Warning
This product can expose you to chemicals including carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
2. Product Overview
The Broil King Monarch™ 340 Natural Gas Grill is designed for exceptional outdoor cooking performance and durability. It features a robust construction with advanced cooking technologies.

Figure 2.1: Front view of the Broil King Monarch™ 340 Natural Gas Grill with lid closed.

Figure 2.2: Front view of the Broil King Monarch™ 340 Natural Gas Grill with lid open, showing cooking grids and warming rack.

Figure 2.3: Angled view of the Broil King Monarch™ 340 Natural Gas Grill with lid open, highlighting the side shelves.
2.1. Key Features
- Cooking Space: 520 sq. in. total cooking space, including a porcelain-coated warming rack and 350 sq. in. primary cooking space.
- Burners: Three stainless steel Dual-Tube™ burners with 30,000 BTU main burner output.
- Side Burner: 10,000 BTU stainless steel side burner.
- Cooking System: Heavy-duty cast iron cooking grids and stainless steel Flav-R-Wave™ cooking system.
- Ignition: Sure-Lite™ electronic ignition system.
- Temperature Control: Linear-Flow™ infinitely adjustable burner valves and deluxe Accu-Temp™ thermometer.
- Construction: Therma-Cast™ aluminum cook box with stainless steel lid insert, enclosed cabinet with metallic charcoal epoxy painted door.
- Mobility: Metallic chrome painted steel side shelves with integrated tool hooks, rust-proof resin base with convenient tank well, large 7"/18 cm crack-proof wheels, and 2.5"/6.4 cm locking casters.
3. Setup and Assembly
The Broil King Monarch™ 340 grill requires assembly. It is highly recommended to carefully review the provided installation manual for detailed, step-by-step instructions. While assembly can be time-consuming, following the instructions precisely will ensure correct and safe setup.
For a comprehensive guide, please refer to the official Installation Manual (PDF) available at: Broil King Monarch 340 Installation Manual.
3.1. Initial Setup Considerations
- Ensure you have all components listed in the manual before beginning assembly.
- Have appropriate tools ready as specified in the manual.
- Assemble the grill on a flat, stable surface.
- The side shelves are designed for convenience and can be dropped down for compact storage.

Figure 3.1: The grill features convenient drop-down side shelves for easy storage and space-saving.
4. Operating Instructions
4.1. Pre-Use Checks
- Before each use, ensure all gas connections are secure and free of leaks.
- Check that the grill area is clear of any obstructions or flammable materials.
- Ensure the grill lid is open before attempting to light any burner.
4.2. Lighting the Main Burners
- Open the grill lid.
- Push and turn the desired burner control knob to the HIGH position.
- Press the Sure-Lite™ electronic ignition button.
- If ignition does not occur in 5 seconds, turn the burner control off, wait 5 minutes, and repeat the lighting procedure.
- Once lit, adjust the burner to the desired heat setting using the Linear-Flow™ infinitely adjustable valve.

Figure 4.1: Turn the control knob to the HIGH position to initiate gas flow for lighting.

Figure 4.2: Press the electronic ignition button to spark the burner for lighting.
4.3. Using the Side Burner
The Monarch™ 340 includes a powerful side burner for preparing sauces, side dishes, or other items while grilling. To light the side burner, follow the same steps as the main burners, ensuring the side burner lid is open.

Figure 4.3: The side burner provides additional cooking versatility for various dishes.
4.4. Cooking with the Grill
The grill's design, including the heavy-duty cast iron cooking grids and Flav-R-Wave™ system, ensures even heat distribution and superior searing capabilities. The Accu-Temp™ thermometer on the lid provides accurate temperature readings for precise cooking.

Figure 4.4: The grill is capable of cooking a variety of foods simultaneously, utilizing its ample cooking surface.
5. Features and Technology
5.1. Premium Cooking Grids
The Monarch™ 340 features heavy-duty cast iron cooking grids that are reversible. One side is pointed for perfect sear marks, while the other side has grooves to capture juices for continuous basting.

Figure 5.1: The pointed side of the cast iron cooking grids designed for creating perfect sear marks.

Figure 5.2: The grooved side of the cast iron cooking grids designed to capture and re-vaporize juices for enhanced flavor.
5.2. Stainless Steel Flav-R-Wave™ Cooking System
The unique Flav-R-Wave™ system provides superior heat distribution across the entire grilling surface. It protects the burners, vaporizes drippings for added flavor, and reduces flare-ups.

Figure 5.3: The Flav-R-Wave™ system ensures even heat and infuses flavor by vaporizing drippings.
5.3. Dual-Tube™ Burners
Broil King's patented Dual-Tube™ burners are made from heavy-duty stainless steel. Their unique design provides two rows of flame, ensuring even heat distribution from front to back and delivering exceptional searing power.

Figure 5.4: Close-up view of the Dual-Tube™ burners, designed for consistent and powerful heat.

Figure 5.5: Diagram showing how Dual-Tube™ burners provide two rows of flame for superior heat distribution.
5.4. Superior 'Enclosed' Cook Box
The Therma-Cast™ aluminum cook box is designed to prevent cold air from entering, ensuring better heat retention and consistent cooking results. Its unique design also allows any remaining drippings to vaporize, further enhancing the flavor of your food.
6. Maintenance and Care
Regular maintenance will extend the life of your Broil King grill and ensure optimal performance.
6.1. Cleaning the Cooking Grids
- After each use, preheat the grill on high for 10-15 minutes to burn off any food residue.
- Use a stiff wire brush to scrape off any remaining debris from the cast iron grids.
- For deeper cleaning, remove the grids and wash with warm, soapy water. Rinse thoroughly and dry completely to prevent rust.
6.2. Cleaning the Exterior
- Wipe down stainless steel surfaces with a soft cloth and a stainless steel cleaner.
- Clean painted surfaces with mild soap and water. Avoid abrasive cleaners.
- Regularly clean the drip tray and grease management system to prevent grease fires.
6.3. Winterization and Storage
- Before long-term storage, thoroughly clean all grill components.
- Disconnect the natural gas supply.
- Store the grill in a dry, protected area. If storing outdoors, use a high-quality grill cover.
7. Troubleshooting
This section addresses common issues you might encounter with your grill. For more complex problems, consult the full installation manual or contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Burner not lighting | No gas flow, clogged burner port, faulty igniter | Check gas supply, clean burner ports, check igniter electrode and wire connections. |
| Uneven heat | Clogged burner ports, improper burner placement, low gas pressure | Clean burner ports, ensure burners are seated correctly, check gas supply pressure. |
| Excessive flare-ups | Grease buildup, high heat setting, fatty foods | Clean Flav-R-Wave™ and drip tray, reduce heat, trim excess fat from food. |
| Gas smell | Gas leak, unlit burner | Immediately turn off gas supply. Check all connections for leaks using soapy water. Do not operate if leak is detected. Ventilate area. |
8. Specifications
Detailed specifications for the Broil King Monarch™ 340 Natural Gas Grill (Model 834267).

Figure 8.1: Product dimensions of the Broil King Monarch™ 340 Natural Gas Grill.
| Specification | Value |
|---|---|
| Brand | Broil King |
| Model Name | Monarch 340 NG |
| Item Model Number | 834267 |
| Product Dimensions (D x W x H) | 22"D x 51.8"W x 48"H |
| Item Weight | 120 Pounds |
| Fuel Type | Natural Gas |
| Main Burner Output | 30,000 BTU |
| Side Burner Output | 10,000 BTU |
| Total Cooking Space | 520 sq. in. / 3,355 sq. cm. |
| Primary Cooking Space | 350 sq. in. / 2,258 sq. cm. |
| Material | Stainless Steel (burners, Flav-R-Wave), Cast Iron (cooking grids), Aluminum (cook box) |
| Assembly Required | Yes |
| UPC | 062703342672 |
9. Warranty and Support
Broil King stands behind the quality of its products. For specific warranty details regarding your Monarch™ 340 Natural Gas Grill, please refer to the documentation included with your purchase or visit the official Broil King website.
9.1. Customer Support
For assistance with assembly, operation, maintenance, or troubleshooting, please contact Broil King customer support. You can find contact information on the official Broil King website or through the customer support link provided by your retailer.
Visit the Broil King Store for more information and products: Broil King Store on Amazon
For general customer support inquiries, you may also refer to: Customer Support Information
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