Dometic RV Refrigerator Check Light On – Problems And Fixes

When the Dometic RV fridge check light is on, it can leave you puzzled about what it means. An illuminated fridge check light on your RV is more than just an indicator - it relays the fridge's status.

If you've found yourself confused by the RV fridge check light turning on, you're not alone. With insight from RV experts, we'll help you understand what that glowing fridge check light means and what to do about it.

The check light on your Dometic RV fridge turns on when there’s a problem with LP gas use.

This might mean the fridge didn’t start correctly, or you’ve run out of gas.

To fix this issue, check your gas and then reset your fridge. But there’s more you should know.

By learning what the RV fridge check light signifies, you'll keep your fridge running optimally.

Let’s get started!

A home service repairman checking the broken fridge of an RV

The “Dometic RV Fridge Check Light”: What Does It Mean? What Causes It?

Were you enjoying a serene camping trip when the “Dometic RV fridge check light” caught your eye?

Before you rush to conclusions, it’s crucial to understand this light’s significance and how to handle it.

Why is the Dometic Fridge Check Light On?

Dometic fridges in RVs come with a specific check light feature. These refrigerators primarily function using propane gas.

This feature ensures the fridge works when the vehicle is off, or there’s no power.

The check light suggests the fridge may not be working properly.

Here are the common reasons for the check light to shine:

  1. The fridge attempted to utilize LP gas and faced issues.
  2. It was running on gas, but the flame ceased.
  3. Issues like rust or dust might block the flame from igniting the gas.
  4. During its gas mode operation, the ignition didn’t work.
  5. In hybrid mode, the fridge used up the gas before switching to electricity.
  6. The LP gas tank might be empty.
  7. Potential voltage discrepancies.

Have a Norcold RV Refrigerator? Read this: F And FL Codes On RV Refrigerator – What Do They Mean?

Troubleshooting the “Dometic Fridge Check Light” Issue: Step-by-Step Guide

Seeing the “Dometic fridge check light” on during your RV journey can initially cause panic. But don’t fret!

Often, this is something you can handle without a technician. Here’s a handy guide to help you address the check light issue:

1. Examine and Replace the Battery if Needed

The flickering check light can be a sign of a battery running low. Dometic fridges in RVs typically use a 12V battery. While these batteries are durable, they won’t last forever.

If the battery is merely drained, charging it might do the trick. But if it’s reaching the end of its lifespan, consider replacing it.

On average, 12V batteries range from $60 to $85. Investing in a new battery can be a game-changer for your fridge’s performance.

2. Clean Out the Fuel Burner Tube

A tube connecting the propane cylinder to the ignition under your RV’s hood can sometimes become clogged.

To clean it:

  • Use the stove to empty the tubes (since the stove and fridge share the same gas line).
  • Detach the tube and thoroughly clean it to ensure smooth gas flow.
  • After cleaning, reconnect all the tubes and turn on the gas. Test your stove to ensure it’s functioning well.

    With that done, reboot your Dometic fridge and check if the light goes off.

3. Ensure the Ignition System is in Good Shape

Rain can cause rust on the LP gas cylinder’s hood, while dust can accumulate during dry periods.

The ignition device, constructed of metal elements, including copper, might struggle with rust or dust.

These obstructions can prevent proper ignition, as they restrict airflow and hinder the ammonia reaction needed for ignition.

To address this:

  • Examine the burner. It might be time for a replacement if it’s too rusty or dusty.
  • Light cleaning with a screwdriver might help in minor cases. But if the rust is stubborn, consider getting a new burner plate.

    They’re typically affordable, priced between $10-$15, and are easy to install.

4. Check and Refill Gas if Necessary

The Dometic fridge in your RV operates using two power sources: electricity or LP gas.

It also has a hybrid mode that adjusts based on power availability. When one source depletes, the fridge should seamlessly switch to the other.

In hybrid mode, the fridge might malfunction if the gas runs out quickly and the electric sensor is slow.

Whenever that check light becomes a concern, inspect the LP gas cylinder. Refilling it might just be the quick fix you need.

With these steps, you can confidently address the “Dometic fridge check light” issue and enjoy your adventure! Safe travels.

Understanding Your Dometic RV Fridge: Power, Lifespan, Quality, and Maintenance

Rustic themed interior of an RV with shelves and a small fridge on the side

How Your RV Refrigerator Consumes Battery Power

You might not always have a constant power source during an RV trip.

So, how long can your 12V battery power your Dometic fridge before the check light activates?

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A typical 12V battery sustains your RV fridge for six to eight hours. However, several aspects influence this:

  • Battery Capacity: A larger fridge consumes about 12 amp hours. Consequently, a 12V 100AH battery will last approximately eight hours. In contrast, a smaller fridge endures longer due to reduced energy consumption.
  • Multiple Batteries: Employing several 12V batteries, which collectively supply additional power, can prolong your fridge's operational time.
  • Battery Monitoring Systems (BMS): Many RV enthusiasts use a BMS to gauge the power each device demands, especially during off-grid journeys.

    Without a BMS, power off all other battery-connected gadgets and keep only the refrigerator on to determine the amp hours it draws.

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Related Read: How Long Will An RV Refrigerator Run On Battery Power

Considering The Lifespan Of RV Refrigerators

A dependable refrigerator is crucial for regular RV travelers, ensuring fresh supplies and fewer grocery stops.

With care, an average RV fridge should last around 14 years. Factors influencing this lifespan include:

  • Make & Model: Established brands have built their reputation on providing top-notch products. High-end models, crafted from superior materials, usually outlast standard versions.
  • Regular Maintenance and Usage Guidelines: Understanding your fridge's operations and ensuring optimal conditions (like leveling the RV when the fridge is active) enhances its longevity.
  • Environmental Considerations: Position your fridge in cooler, shaded spots. Extreme conditions can stress the appliance, potentially shortening its lifespan or triggering the check light.

Quality, Model, and Maintenance

Consistently excellent performance is expected from renowned RV appliance brands.

Premium Dometic RV fridge models, built with top-tier components, are designed for extended longevity.

Maintenance, like inspecting the gasket and exhaust, is essential for optimal performance.

  • Understanding Error Codes: Familiarizing yourself with your Dometic RV fridge's error codes can help pinpoint specific problems.
  • Switching Power Modes: RV fridges can toggle between gas and electric modes. Should the check light persist after changing modes, a brief power down before restarting can recalibrate the system.

Watch the video below for a visual understanding of the RV fridge’s check light and its operational intricacies.

Ensuring the Longevity of Your RV Fridge

Maximizing your fridge's life involves careful usage and regular maintenance.

Embrace standard practices such as ensuring the RV is level when the fridge is on and not running it while moving.

Avoid overfilling or under-filling, routinely clean crucial components, and find shade during high temperatures to minimize cooling demands.

With these measures, the check light on your Dometic RV fridge serves as a mere indicator, not a common issue. Safe travels!

A repairman opening the RV fridge

A Comprehensive Guide to Resetting Your Dometic RV Refrigerator

Like many electronic devices, Dometic RV refrigerators may encounter occasional hiccups.

This could arise from extensive use, energy fluctuations, or unforeseen occurrences.

Resetting your fridge can be likened to restarting a computer; it's a primary step to rectify small issues and restore optimal functionality.

Locating the Reset Button:

  • Some Dometic RV refrigerators, especially newer models, might not have a marked reset button, instead incorporating the reset function within the power switch.
  • Reset button placements can vary based on the model and brand. Always consult the user manual for specific details.

Manual Reset Procedure:

If your fridge doesn't have a clear reset button or if you're uncertain about its location, you can initiate a manual reset using the ‘Refrigerate’ button on the control panel.

  1. Power Off: Disconnect all power sources to the refrigerator.
  2. Initiate Reset: Press and hold the ‘Refrigerate’ button on the control panel for about ten seconds.
  3. Wait: Release the button and pause for another ten seconds.
  4. Re-activate: Press the ‘Refrigerate’ button once more.
  5. Repetition: Pause for five seconds and revisit step 2.
  6. Conclude: Secure the refrigerator door or lid back to its standard position.

If you feel unsure, refer to the user manual or contact a Dometic specialist.

Standard Reset Guide:

For those refrigerators that do have a reset button:

  1. Identify the Reset Button: The owner’s manual is your go-to resource for locating the button.
  2. Press the Button: Once located, activate the reset button.
  3. Confirmation: The refrigerator should begin its recalibration process.
  4. Troubleshoot Common Concerns: Address issues such as malfunctioning pilot lights or burners commonly associated with propane-operated models.
  5. Further Steps: If a simple reset doesn't do the trick, consider additional measures like clearing the propane tank or checking the thermocouple.
  6. Manual Guidance: The refrigerator's manual contains exhaustive solutions tailored to specific challenges.

In the Absence of a Reset Button:

  • Opt for an alternative method. Switch off the refrigerator, give it a brief pause, and then power it on again, allowing the internal systems to adjust.
  • Patience: After using the alternate reset technique, give your refrigerator some time before powering it back.
  • Observation: Monitor your refrigerator post-reset to ensure smooth functionality.
  • Seeking Expertise: If anomalies persist, it's wise to consult a professional or Dometic's support team.

Regular and appropriate resetting is crucial for maintaining the peak performance of your RV refrigerator and ensuring its longevity.

FAQs: Addressing Your Dometic RV Fridge Check Light and More

What Causes Loud Sounds From My Dometic RV Fridge?

Certain sounds, such as gas ignition, compressor operations, or air circulation by the fan, are customary.

But, prominent rattling or thumping sounds might suggest a misplaced component or a mounting problem.

Seek expertise from an RV technician to diagnose abnormal noises.

Which Mode Is Preferred: Gas Or Auto Hybrid On A Dometic Fridge?

We usually suggest one mode. The hybrid mode can switch power sources often, raising the risk of power cuts.

Does Resetting My Dometic Fridge Change Its Temperature Settings?

When you reboot a Dometic fridge, it also resets its temperature settings.

You’ll have to reinstate your preferred temperature manually.

Related Read: How Long Does An RV Refrigerator Take To Get Cold

At What Degree Should My Dometic RV Fridge Be Set?

Target a temperature range of 35-40°F for the fridge and maintain the freezer at 0°F.

Adjust based on your use and outside temperature. Always check with a thermometer to keep food safe.

How Often Should I Clean My Dometic RV Fridge Coils?

Examine the coils at least once a year. Clean them whenever you spot dust thicker than 1/4 inch.

Clean the coils gently, moving from back to front, using a soft brush or vacuum.

Compressed air can be useful for tight spaces between coils.

Keep good airflow around the fridge. Use a cover when storing it.

Can I Check The Freon Level In My Dometic RV Fridge?

Certainly! Purchase a pressure gauge and employ it to determine the Freon level.

The service valve situated at the bottom behind the fridge will guide you.

What Steps Should I Take If My Dometic RV Fridge Ceases To Cool?

  1. Check the fridge’s power source: 120V AC, 12V DC, or propane.
  2. Ensure your Dometic RV fridge is level, as an incline affects cooling efficiency.
  3. Examine the rear coils for any dust or debris that may hinder cooling.
  4. Attempt a reset and wait several hours to let the fridge attain its desired temperature.
  5. If cooling problems continue, your cooling unit might be faulty. You should get expert help.

Troubleshooting the Dometic RV Fridge Check Light: A Final Note

A repairman checking the RV fridge dometic rv fridge check light

Navigating through the intricacies of your Dometic RV refrigerator might appear challenging at first glance.

However, equipped with the right knowledge, these potential hurdles become mere stepping stones.

Remember, each time you master a new aspect of your RV, you're ensuring countless more seamless journeys ahead.

So, even if you face a hiccup now and then, take it in stride.

Your adventures are far from over; with every challenge overcome, they're only just beginning. Safe travels and happy adventuring in your RV!

Engage, Interact, and Explore Further!

The world of RVing is vast and filled with countless nuances, and your proactive approach to learning and understanding is commendable.

If this guide on the “Dometic RV Fridge Check Light” was helpful, there's so much more for you to dive into.

🌐 Explore More Articles: Whether you're a seasoned RVer or just starting out, our articles cover many topics to suit all levels.

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Safe travels, and see you on the road! 🚐

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