Introduction
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of your Ninja Woodfire ProXL Outdoor Grill & Smoker. Please read this manual thoroughly before using the appliance and retain it for future reference.

Image: The Ninja Woodfire ProXL Outdoor Grill & Smoker, showcasing its compact design and control panel.
Important Safety Information
WARNING: Failure to follow these safety instructions could result in fire, electric shock, serious injury, or property damage.
- Always operate the appliance outdoors in a well-ventilated area.
- Do not use the appliance near flammable liquids, gases, or other combustible materials.
- Ensure the appliance is placed on a stable, level, non-combustible surface.
- Keep children and pets away from the appliance during operation.
- Do not touch hot surfaces. Use oven mitts or gloves.
- Unplug the appliance from the power outlet when not in use and before cleaning.
- Only use wood pellets specifically designed for outdoor cooking appliances.
- Do not immerse the appliance, cord, or plug in water or other liquids.
- Regularly inspect the power cord for damage. Do not operate if the cord is damaged.
What's in the Box
Upon unpacking, ensure all components are present and undamaged. The standard package includes:
- Ninja Woodfire ProXL Outdoor Grill & Smoker Unit
- Grill Grate
- Crisper Basket (for air frying)
- Woodfire Pellet Scoop
- Integrated Food Thermometer
- Grease Tray
- Power Cord
- User Manual (this document)
Setup
- Unpacking: Carefully remove all packaging materials and stickers from the unit.
- Placement: Place the grill on a stable, heat-resistant, non-combustible surface outdoors, away from any structures or flammable materials. Ensure adequate ventilation.
- Grease Tray Installation: Slide the grease tray into its designated slot at the front or rear of the unit (refer to specific model diagrams if available).
- Grill Grate/Crisper Basket: Place the desired cooking accessory (grill grate or crisper basket) into the cooking chamber.
- Power Connection: Plug the power cord into a grounded outdoor electrical outlet.
- Initial Burn-Off (First Use Only): Before cooking, perform an initial burn-off to remove any manufacturing residues.
- Add a scoop of Woodfire pellets to the smoke box.
- Close the lid.
- Select "SMOKE" function and set temperature to high for 20 minutes.
- Allow the unit to cool completely after the cycle.

Image: The Ninja Woodfire ProXL positioned on an outdoor stand, demonstrating its portability and electric power connection for versatile placement.
Operating Instructions
The Ninja Woodfire ProXL offers multiple cooking functions. Always ensure the lid is closed during cooking for optimal performance, unless otherwise specified.
1. Grilling
- Place the grill grate in the cooking chamber.
- Add a scoop of Woodfire pellets to the integrated smoke box for authentic woodfire flavor (optional).
- Close the lid.
- Select the "GRILL" function on the control panel.
- Set your desired temperature and cooking time.
- Press START. The unit will preheat.
- Once preheated, open the lid and carefully place food on the grill grate. Close the lid.
- Monitor cooking progress. Use the integrated thermometer for precise internal food temperatures.

Image: A woman using tongs to turn steaks on the grill grate of the Ninja Woodfire ProXL, demonstrating its grilling capability.
2. Smoking (BBQ Smoker)
- Place the grill grate in the cooking chamber.
- Fill the integrated smoke box with Woodfire pellets (approximately ½ cup for most smokes).
- Close the lid.
- Select the "SMOKE" function.
- Set your desired temperature and cooking time. Lower temperatures and longer times are typical for smoking.
- Press START. The unit will begin to generate smoke.
- Once smoke is visible, open the lid and carefully place food on the grill grate. Close the lid.
- Utilize the integrated thermometer for accurate internal food temperature monitoring.

Image: A man lifting the lid of the Ninja Woodfire ProXL to check two whole chickens being smoked, illustrating the BBQ smoker function.
3. Outdoor Air Frying
- Place the crisper basket in the cooking chamber.
- Add a scoop of Woodfire pellets for smoky flavor (optional).
- Close the lid.
- Select the "AIR FRY" function.
- Set your desired temperature and cooking time.
- Press START. The unit will preheat.
- Once preheated, open the lid and carefully place food in the crisper basket. Close the lid.
- Shake or flip food halfway through cooking for even crisping, if necessary.

Image: A woman using tongs to transfer air-fried chicken wings from the crisper basket of the Ninja Woodfire ProXL to a serving plate, demonstrating the outdoor air fryer function.
4. Baking
- Place the grill grate in the cooking chamber.
- Add a scoop of Woodfire pellets for smoky flavor (optional).
- Close the lid.
- Select the "BAKE" function.
- Set your desired temperature and cooking time.
- Press START. The unit will preheat.
- Once preheated, open the lid and carefully place your baking dish or food on the grill grate. Close the lid.

Image: A spread of various dishes, including grilled meats, smoked poultry, and a baked casserole, all prepared using the Ninja Woodfire ProXL, highlighting its 4-in-1 capabilities.
Using the Integrated Thermometer
- Insert the thermometer probe horizontally into the thickest part of the food, avoiding bone or fat.
- Connect the thermometer cable to the port on the unit.
- The display will show the internal temperature. Set your target temperature, and the unit will alert you when it's reached.

Image: A man inserting the integrated food thermometer into a whole chicken cooking inside the Ninja Woodfire ProXL, demonstrating precise temperature monitoring.
Maintenance and Cleaning
Regular cleaning ensures optimal performance and extends the life of your appliance. Always unplug the unit and allow it to cool completely before cleaning.
- Grill Grate & Crisper Basket: These are nonstick. Wash with warm, soapy water using a non-abrasive sponge or brush. Rinse thoroughly and dry.
- Grease Tray: Empty and wash the grease tray after each use.
- Interior: Wipe the interior surfaces with a damp cloth. For stubborn residue, use a mild detergent. Avoid abrasive cleaners or scouring pads.
- Exterior: Wipe the exterior with a damp cloth.
- Smoke Box: Ensure the smoke box is clear of ash and unburnt pellets before each use.

Image: A person cleaning the nonstick grill grate of the Ninja Woodfire ProXL in a kitchen sink with a sponge, highlighting the ease of cleanup.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Not plugged in; power outlet issue; damaged cord. | Ensure cord is securely plugged into a working outlet. Check circuit breaker. Inspect cord for damage. |
| No smoke produced. | No pellets; wet pellets; smoke box clogged. | Add dry Woodfire pellets. Clear any obstructions from the smoke box. |
| Food not cooking evenly. | Overcrowding; lid opened too frequently. | Avoid overcrowding the cooking surface. Keep the lid closed as much as possible during cooking. |
| Temperature not reaching set point. | Lid not fully closed; extreme ambient temperature. | Ensure the lid is fully closed. Allow more time for preheating in cold weather. |
Specifications
- Model Name: Ninja Woodfire Pro XL Outdoor Grill & Smoker
- Model Number: OG851H Series
- Brand: Ninja
- Power Source: Electric (Wood Pellet for flavor)
- Outer Material: Stainless Steel
- Product Dimensions: 22.28 x 20.03 x 15.82 inches (L x W x H)
- Item Weight: 38.9 pounds
- UPC: 732388017515
Warranty Information
This product is covered by a manufacturer's warranty. For detailed information regarding warranty coverage, terms, and conditions, please refer to the warranty card included with your purchase or visit the official Ninja website. Keep your proof of purchase for warranty claims.
Support
For technical assistance, replacement parts, or customer service inquiries, please contact Ninja customer support. Contact information can typically be found on the manufacturer's website or in the product packaging.
Website: www.ninjakitchen.com