Rice Cooker Sensor

[Tarja Rabito]

HelloI'm new to this forum so my bad if I break some rule.

I got an Aroma rice cooker

Model No. ARC-1030SB

Things been throwing up F3 error on the LED when I tried using it yesterday, now I did some digging around online and found out it's for something related to overheat sensors in the unit. Now as for as my knowledge goes I'm just an avg consumer (even though I hate to admit it) with no knowledge about how to go on with this, or even what to do to fix it, if that's even possible at this point.

I have already tried to typical plug, restart, plug back in couple of times

Already tried cleaning the thing to make sure there's no gunk

Already tried messing around with some buttons

So this is kind of my last ditch effort to post here before I add this unit to the global e-waste bin somewhere in the ocean and move onto a newer model. Any help or advice would be appreciated, thank you

That's out of question now, it's already heading to 1 and a half year. I would like to try and make an effort to manually try fixing the thing if that's possible with F3 codes. But I just don't see any guide or step by step process to doing that.

Update - Feb 5, 2023 - I finished taking pictures and have refined the guide just a tad bit. But should be good enough to call it complete now. Feel free to let me know if anyone needs any clarifications or anything to add.

That's something but I don't know where to start, is there any step by step guide out there? cause I'm definitely willing to give it a try, just once again because of my limited knowledge in this tech I'm just lost.

@lolue that would be awesome! Create a guide for iFixit. That will help the next person that has the same problem as you do. It's easy and fun to create these guides. The iFixit community will appreciate this.

With a spacious interior, our EzRice Pro can handle up to 4 to 6 People servings of cooked rice. Whether you're cooking for your family or hosting a small gathering, this cooker has you covered. A small amount of starch draining helps reduce the high sugar intake in rice. It can effectively reduce the intake of carbohydrates.

The modern LED display provides clear and intuitive control over the cooking process. Easily adjust cooking settings, select 4 Unique Menu Option (rice, brown rice, porridge & soup), set cooking times, and monitor the progress at a glance. The rice cooker's exterior is crafted from high-quality black tempered glass, combining durability with a premium look. This material is not only easy to clean but also resistant to scratches and stains, keeping your rice cooker looking pristine for years to come.

The removeable inner cover of the rice cooker can be easily remove from the main body. This allows you to access hard-to reach areas and clean thoroughly, ensuring that no residue or food particles are left behind. The inner pot is constructed from high-quality non-stick ceramic material. Not only does this ensure that the rice cooks evenly and doesn't stick to the bottom, but it also makes cleaning a breeze. No more scraping or scrubbing to remove stubborn rice grains.

Long Press "+, -" at the same time for 2 Seconds to activate Child Lock Protection, For Deactivate Child Lock Protection Long Press "+,-" at the same time for 2 Seconds. The child lock protection allows you to lock the control panel, preventing any accidental or unauthorized changes to the settings while the rice cooker is in use. By activating the child lock, you can rest assured that the cooking process remains undisturbed.

The dry automatic power-off protection is a valuable safety feature that prevents potential accidents caused by cooking with inadequate water or liquid. With this advanced protection mechanism in place, you can confidently use our EzRice Pro and focus on creating delicious and perfectly cooked rice dishes without any worries. Always remember to follow the manufacturer's guidelines for proper water level and usage to ensure optimal performance and safety.

The rice cooker's advanced technology allows it to detect your hand wave near the screen. A simple wave in front of the display activates the cooker, bringing it out of standby mode and ready for use.

Water and rice sit inside the cooking pan while it's inserted into the rice cooker's shell. The pan's weight depresses the thermal-sensing device, and the heating plate quickly brings the water to a boil. The sensing device is a small, spring-loaded thermometer that gauges the temperature of the pan's contents. It's set into the bottom of the rice cooker's main body.

Simple rice cookers usually warm their contents by transferring heat from the heating plate to the cooking pan, and the type of metal used can improve that transfer. Some metals -- copper and aluminum for example -- are highly conductive. In other words, they transfer their heat easily. A wide range of materials can be used for the cooking pan, and each type may affect the overall time it takes to cook the food.

The process for cooking the rice is simple. Water boils at 212 degrees Fahrenheit (100 degrees Celsius), and once it reaches a steady boil, it won't get hotter. As long as there is water in the pan, the temperature should be stable. Once the rice absorbs all the water in the pan, the temperature will start to rise. The rice cooker senses this change and will either switch off or switch to a warming cycle. At this point, the rice has finished cooking and entered the resting stage.

While most rice cookers do not speed up the cooking process noticeably, they can accomplish the task with less mistakes and less fuss than the average person armed with a stovetop pot, especially when the cookers are equipped with fuzzy logic. Fuzzy logic lets a rice cooker react to what's happening in the pan, and we'll explore how it does this on the next page.

Since we use this machine frequently, we clean it regularly. Plus, the starchy water that gets released during cooking needs to be cleaned up quickly. If not, the mixture can harden and be more challenging to remove later.

Here's how to keep your trusty rice cooker in tip-top shape. These cleaning tips and tricks will work for our winning rice cooker, but they translate to other rice cookers too. And be sure to unplug the rice cooker and let it cool completely before cleaning.

After every use: Immediately remove any grains of rice that might be left behind and wipe up any starchy water that might have overflown and fallen onto the heating plate. Removing them right away prevents the food from burning and sticking to the plate which makes it harder to remove later. These bits of burned food can impede the heating plate from working correctly.

To remove stubborn burned-on food, use ultrafine sand paper (#320) dipped in water and squeezed out. You're looking for damp, not dripping wet sandpaper. Lightly rub the heating plate. Then wipe the heating plate and sensor with a damp cloth.

You can use sandpaper on any rice cooker with a metal heating place and sensor (not just ones made by Zojirushi!). If your rice has a ceramic heating plate or sensor, skip this step to avoid scratching.

Electric rice cookers are popular appliances that are used for cooking rice. These are pressure cookers that rely on a properly sealed compartment which maintains a high pressure. The pressure built up within the rice cooker compartment can be high enough to blow open the cooker lid if the lid is not properly locked in place when closed. The position sensing lid lock ensures that the lid is securely locked in place.

When a magnetic field is present in proper alignment and of sufficient strength, the contacts of the reed switch will close and complete the circuit. If the magnetic field is removed, out of proper alignment, or weakened in strength, the contacts of the reed switch will open again, disconnecting the circuit.

A permanent magnet is embedded within the handle of the rice cooker lid and is used to provide the magnetic field to operate a reed switch located within the electronic assembly in the rice cooker lid. When the lid is not in the 'locked' position, the magnet in the handle is not properly aligned to the reed switch, thus keeping the reed switch contacts open.

The electronic control unit is signaled that the lid is not properly closed and will notify the user of this. Only when the handle is in the 'locked' position, the reed switch contacts close and signals the control unit that the lid is properly closed.

DFG series temperature sensor

DFG series temperature sensors are suitable for all kinds of smart rice cookers, pressure cookers, soup cookers, egg boilers and other household and commercial kitchenware. Product technical parameters

Customized instructions:

Dear customer: Hello! Because all the products of our company for the factory are customized products, you need to communicate with the customer service staff to determine the model, specification, color, size, quantity, whether it can be customized and other relevant information, so before the buyer buys any product in the store, please ask the customer service staff about the purchase, thank you for your cooperation!

An automatic rice cooker makes the whole job worry-free. If you can measure, you can make perfect rice -- every time. This is a boon even for good cooks, who after turning on the cooker are free to focus on the parts of the meal where no machine could take over.

At its simplest, a rice cooker works via a thermostat. Inside the center of the heating plate is a small thermal sensing device on a spring. When rice and water are placed in the cooking pot, which goes into the rice cooker, the weight of the pot depresses the thermal sensor.

In more advanced models that have computer chips, the rice cooker, instead of simply reacting to the temperature, regulates it depending on what program is selected. And cookers that use fuzzy logic do what a real cook does, adjusting the heat throughout the cooking as it takes into account the volume of rice (which it senses by the weight of the pot) and the type of rice (which the cook has indicated in the setting).

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