Masterbuilt 800 Issues – Troubleshooting and Solutions

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The Masterbuilt 800 is a popular GravityFed charcoal smoker known for its convenience and ease of use.

However, some users have reported encountering issues with this model such as temperature inconsistency and difficulty maintaining heat, which can result in prolonged cooking times or even undercooked food. 

I will explore some of the common problems that may arise with the Masterbuilt 800 and provide possible solutions.

Understanding and addressing these issues will help users get the most out of their Masterbuilt 800 smoker. 

So let’s dive in –

Troubleshooting Masterbuilt 800 Power-related Problems 

When it comes to using the Masterbuilt 800 smoker, encountering power-related issues can be frustrating.

However, understanding common problems like –

  • The smoker not turning on,
  • Tripping the circuit breaker, or
  • Experiencing power fluctuations

These can help you troubleshoot and get back to smoking your delicious meats.

So Let’s explore each of these issues and provide useful solutions to ensure your Masterbuilt 800 is up and running in no time.

Masterbuilt 800 Not Turning On

If your Masterbuilt 800 smoker isn’t turning on, there could be a few possible reasons.

  • First, check if the power cord is securely plugged into a grounded electrical outlet.
  • Additionally, ensure the outlet itself is functioning properly by plugging in another appliance or device.
  • If the power cord and outlet are both in good working condition, it’s time to inspect the control panel.
  • Inspect the control panel for any loose connections or damaged wiring.

If you notice any issues, it may be necessary to replace the control panel. You can contact Masterbuilt customer support for assistance and find out how to obtain a replacement part.

Masterbuilt 800 Keeps Tripping Circuit Breaker

If your Masterbuilt 800 smoker keeps tripping the circuit breaker, it could be due to an overload of the electrical circuit.

The smoker’s heating element draws a substantial amount of power, so it’s important to ensure it is the only appliance running on that circuit.

Avoid plugging in other high-powered devices simultaneously to prevent overloading.

Moreover, check for any damage or frayed wires in the power cord of your smoker. Any exposed wires can cause a short circuit, leading to the tripping of the circuit breaker. Replace the power cord if you find any signs of damage.

Lastly, consider moving the smoker to another electrical outlet on a different circuit. This can help distribute the power load more evenly, reducing the chances of tripping the circuit breaker.

Remember to follow the manufacturer’s guidelines and only use grounded outlets approved for the Masterbuilt 800 smoker.

Masterbuilt 800 Experiencing Power Fluctuations

If your Masterbuilt 800 smoker is experiencing power fluctuations, it can affect the cooking process and overall performance.

First, check if the power cord is securely connected to both the smoker and the electrical outlet. Loose connections can lead to intermittent power supply.

Additionally, inspect the power cord for any visible damage such as cuts, fraying, or exposed wires.

A damaged power cord can cause power fluctuations, so it’s important to replace it if necessary. You can contact Masterbuilt customer support for guidance on obtaining a replacement power cord.

In some cases, power fluctuations can be caused by an inconsistent power supply from the electrical outlet.

To mitigate this, consider using a surge protector or voltage regulator. These devices can help stabilize the power supply to your Masterbuilt 800 smoker, reducing the chances of power fluctuations.

By troubleshooting and addressing power-related problems, you can ensure a reliable and uninterrupted smoking experience with your Masterbuilt 800 smoker.

Remember to prioritize safety, follow manufacturer instructions, and seek assistance from customer support when needed.

Masterbuilt 800 Temperature Control Issues

One common issue faced by users of the Masterbuilt 800 electric smoker is temperature control.

While this smoker offers a convenient and user-friendly cooking experience, it can sometimes encounter challenges in maintaining consistent temperature levels.

If you have been experiencing issues with

  • Inconsistent temperature readings,
  • Inability to reach desired temperatures, or
  • Instances of overheating or underheating

There are several steps you can take to address these concerns.

Inconsistent Temperature Readings 

Inconsistent temperature readings can be frustrating when trying to achieve precise cooking results. The Masterbuilt 800 may sometimes display inaccurate temperature readings due to various factors.

However, by following a few troubleshooting steps, you can help address this issue:

  1. Inspect the temperature probe: Check if the probe is inserted correctly into the smoker and ensure it is clean from any debris or buildup. A dirty or faulty probe can lead to inaccurate temperature readings.
  2. Calibrate the smoker: Use an external thermometer to check if the displayed temperatures on the Masterbuilt 800 are accurate. If there is a significant difference, you can adjust the temperature settings accordingly to compensate for any discrepancies.
  3. Keep the smoker away from direct heat sources: Placing the smoker too close to a heat source, such as a grill or stove, can impact temperature readings. Ensure the smoker is positioned in an area where it can receive ambient heat without interference.

Unable To Reach Desired Temperature

If you find that your Masterbuilt 800 is struggling to reach your desired cooking temperature, there are a few steps you can take to address this issue:

  • Preheat the smoker adequately: It’s essential to ensure that the smoker is preheated to the desired temperature before placing your food inside. This allows the heating elements to reach their maximum output and ensures a consistent cooking environment.
  • Check for air leaks: Inspect the smoker for any potential air leaks that may cause heat loss. Gaps or poorly sealed doors can significantly affect the smoker’s ability to reach and maintain high temperatures. Address any leaks by adjusting or replacing gaskets or seals.
  • Consider ambient temperature and weather conditions: Extreme outdoor temperatures or windy conditions can impact the smoker’s performance. If you are cooking in unfavorable weather, you may need to adjust cooking times or use insulating blankets to help maintain the desired temperature.

Overheating Or Underheating

In some instances, the Masterbuilt 800 may experience issues with overheating or underheating. This can lead to overcooked or undercooked meals, affecting the overall quality of your cooking.

To address this problem, consider the following steps:

  1. Inspect the heating element: Check if the heating element is clean and free from any debris or obstructions. A dirty or faulty heating element can cause the smoker to overheat or not reach optimal temperatures.
  2. Ensure proper ventilation: Proper ventilation is crucial for maintaining consistent heat levels in the smoker. Make sure the vents are open and not blocked by any objects or excess grease buildup.
  3. Follow recommended temperature settings and cooking times: The Masterbuilt 800 comes with recommended temperature settings and cooking times for various recipes. Ensure you are following these guidelines accurately to achieve the desired cooking results.

By addressing these temperature control challenges, you can enhance your cooking experience with the Masterbuilt 800 electric smoker.

Masterbuilt 800 Cooking And Smoking Issues

These problems can be easily resolved, allowing you to achieve the perfect smoky flavor and evenly cooked dishes.

Let’s address three common issues:

  • Excessive smoke production,
  • Uneven cooking, and
  • Struggling to maintain smoke levels.

Read on to find out how to overcome these challenges and take your culinary skills to new heights.

Producing Excessive Smoke

If your Masterbuilt 800 seems to be producing excessive smoke, there are a few simple steps you can take to address this issue.

First, ensure that you are using the correct type of wood chips. Different woods produce varying levels of smoke, so it’s important to choose the right option for your desired flavor intensity.

Additionally, make sure that you are not overfilling the wood chip tray. Excess chips can lead to an excessive amount of smoke.

Finally, check the air vents on your smoker. Adjusting the vents can help regulate the airflow and reduce the amount of smoke being produced.

Causing Uneven Cooking

Uneven cooking can be frustrating when you’re aiming for perfectly cooked meals. Fortunately, addressing this issue with your Masterbuilt 800 is possible.

One common cause of uneven cooking is overcrowding the cooking chamber. It’s important to leave enough space between your food items to allow the heat to circulate evenly.

Additionally, make sure that you preheat your smoker before placing the food inside. This ensures that the temperature is consistent throughout the cooking process.

Lastly, consider using a digital thermometer to monitor the internal temperature of your food. This will help you cook each item to perfection.

Masterbuilt 800 Struggling To Maintain Smoke Levels

If your Masterbuilt 800 is struggling to maintain smoke levels, there are a few troubleshooting techniques you can try.

Firstly, check the seal on the door of your smoker. A loose or damaged seal can cause smoke to escape, reducing the level of smokiness in your food. Replace the seal if necessary.

Secondly, ensure that you are using enough wood chips. Adding more chips can help maintain the desired level of smoke.

Lastly, consider purchasing a smoke generator or supplementing with a smoke tube.

These accessories can provide a consistent smoke source, ensuring that each dish is infused with the perfect amount of smoky flavor.

Dealing With Maintenance And Cleaning Concerns

When it comes to ensuring the longevity and optimal performance of your Masterbuilt 800, proper maintenance and cleaning are crucial.

Ignoring these aspects can lead to various issues that might hinder your grilling experience.

In this section, I will discuss some common concerns that users may encounter when it comes to maintenance and cleaning and provide practical solutions for each.

Cleaning And Maintaining The Masterbuilt 800 Grease Buildup

Without regular cleaning, the Masterbuilt 800 can accumulate grease buildup, which not only affects the taste of your food but can also be a fire hazard.

To ensure your grill stays in top shape, follow these steps:

  1. Start by allowing the grill to cool completely. Never attempt to clean it while it is still hot to avoid any risk of burns.
  2. Remove the grill grates and any other removable parts such as the grease tray or drip pan.
  3. Using a wire brush, gently scrub the grates to remove any food residue or grease buildup.
  4. Wipe down the interior surfaces with a damp cloth or sponge, taking care not to use any abrasive cleaners that could damage the finish.
  5. For stubborn grease stains, you can use a mixture of mild dish soap and warm water. Avoid using harsh chemicals as they could affect the taste of your food.
  6. Rinse all the parts thoroughly with clean water to remove any soap residue.
  7. Dry the grates and other components before reassembling them back into the grill.

By following these simple steps, you can keep your Masterbuilt 800 clean and free from grease buildup, ensuring a safe and flavorful grilling experience.

Masterbuilt 800 Parts Not Fitting Properly After Cleaning

One common issue that users may encounter after cleaning their Masterbuilt 800 is that certain parts might not fit properly. This can be frustrating, but there are a few things you can do to resolve this problem:

  • Ensure that all the parts are thoroughly dry before reassembling them. Moisture can cause swelling or warping of certain components, making it difficult for them to fit together.
  • Inspect all the parts for any damage or debris that may be obstructing their proper alignment. Clean them or replace any damaged parts as necessary.
  • Double-check that you are assembling the parts correctly by referring to the manufacturer’s instructions or user manual. Sometimes, a simple mistake in the assembly process can cause fitting issues.
  • If the issue persists, reach out to Masterbuilt’s customer support for further assistance. They can provide guidance or replacement parts if needed.

By following these steps, you can ensure that your Masterbuilt 800 parts fit together seamlessly, allowing you to enjoy hassle-free grilling sessions.

Masterbuilt 800 Rusting Issues And Prevention

Rusting is a common concern with outdoor grills, and the Masterbuilt 800 is no exception. However, with proper care and maintenance, you can prevent rusting and keep your grill in top condition.

Here are some tips to help you combat rust:

  • Regularly clean and dry your grill after each use. Moisture and leftover food residue can accelerate the rusting process.
  • Apply a thin coat of cooking oil or a specialized grill protector spray to the exterior surfaces to create a protective barrier against moisture.
  • Store your grill in a dry and covered area when not in use, especially during inclement weather.
  • Inspect your grill regularly for any signs of rust. If you notice any, gently scrub the affected area with a wire brush and apply a rust remover or vinegar solution to stop the rust from spreading.
  • Consider investing in a grill cover specifically designed for your Masterbuilt 800. This will provide an extra layer of protection from the elements.

By following these preventive measures, you can safeguard your Masterbuilt 800 from rusting issues and ensure its longevity, allowing you to enjoy countless delicious meals.

Common Mistakes To Avoid When Using The Masterbuilt 800

While the Masterbuilt 800 is a fantastic smoker, it’s important to be aware of some common mistakes that can hinder its performance.

By avoiding these pitfalls, you can ensure a smooth and enjoyable cooking process.

  1. Skipping the Preheating Process: One mistake many users make is not preheating the smoker properly. Preheating is crucial as it allows the smoker to reach the desired cooking temperature and ensures even heat distribution throughout the cooking chamber. To avoid this, always refer to the user manual for preheating instructions.
  2. Neglecting Proper Cleaning and Maintenance: Cleaning and maintaining your Masterbuilt 800 regularly can significantly extend its lifespan. Failure to do so can lead to issues such as uneven heating or clogged vents. Be sure to clean the cooking grates, remove ash buildup, and inspect the smoker for any signs of wear and tear.
  3. Overloading the Cooking Chamber: It’s tempting to pack the smoker with food, but overloading the cooking chamber can prevent proper air circulation. This can result in uneven cooking and longer cooking times. To ensure optimal performance, leave enough space between each food item and avoid overcrowding.
  4. Neglecting Temperature Monitoring: Keeping an eye on the cooking temperature is crucial for achieving perfect results. Many users make the mistake of solely relying on the built-in thermometer without cross-checking it with an accurate digital thermometer. By investing in a reliable digital thermometer, you can ensure accurate temperature readings and perfectly cooked food.

Enhancements And Modifications For Better Masterbuilt 800 Performance

If you’re looking to take your Masterbuilt 800’s performance to the next level, there are several enhancements and modifications you can consider:

  1. Using High-Quality Wood Chips: The type and quality of wood chips used can greatly impact the flavor profile of your food. Opt for high-quality hardwood chips that complement the specific dishes you’re cooking.
  2. Adding a Water Pan: A water pan can help maintain moisture levels inside the cooking chamber, resulting in juicier and more flavorful food. Place the water pan on the lower rack, making sure to refill it as needed throughout the cooking process.
  3. Insulating the Smoker: Insulating the Masterbuilt 800 can enhance its efficiency and reduce heat loss. You can accomplish this by using heat-resistant insulation materials or by purchasing an insulated cover specifically designed for your smoker model.
  4. Installing a Digital Controller: For precise temperature control, consider installing a digital controller. This upgrade allows you to set and monitor the cooking temperature with ease, ensuring consistent results every time.

Educating Oneself On Troubleshooting Masterbuilt 800 Problems

Even with the best practices in mind, occasional issues with the Masterbuilt 800 may arise. It is essential to educate yourself on troubleshooting techniques to quickly identify and resolve any problems that may occur.

Here are some steps you can take:

  1. Referencing the User Manual: Familiarize yourself with the user manual as it contains valuable troubleshooting information that is unique to your specific model. The manual provides guidance on common issues and solutions related to temperature control, power supply, and smoke output.
  2. Checking for Loose Connections: Ensure that all cords and connections are securely plugged in and functioning correctly. Loose connections can result in power issues or erratic temperature readings.
  3. Inspecting and Cleaning Vents: Check for any blockages or debris in the vents, as this can impede proper airflow. Clean the vents and ensure they are free from any obstructions.
  4. Seeking Manufacturer Support: If you encounter persistent issues or are unsure about the problem, don’t hesitate to contact Masterbuilt’s customer support. They have a team of experts who can provide guidance and assistance tailored to your specific situation.


To sum it up, the Masterbuilt 800 may have its fair share of issues, but this should not deter you from considering it as a potential purchase. With regular maintenance and careful use, the problems can be mitigated effectively. Whether it’s the occasional temperature fluctuations or the difficulty in cleaning, these obstacles can be overcome with proper care and attention.

Remember, no product is flawless, and the Masterbuilt 800 is no exception. Embrace its strengths and address its weaknesses, and you’ll likely enjoy your grilling experiences with this smoker.

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