The Breville filter size light can blink because of an inaccurate hopper locking. Besides, improper seating of the portafilter on the group head can cause the issue.
In this post, we will discuss what usually causes the Breville filter size to blink and how you can resolve the problem at home.
Breville Single & Double Filter Size Light Flashing – Problems and Solutions
Since the problem can occur for many reasons, you have to resolve it based on the precise cause.
Problem 1: The Hopper is not Locked into Place:
It is the most common reason for the blinking issue. If you do not lock the bean hopper into the grinder properly, the machine can fail to detect the hopper.
As a result, your Breville espresso machine will blink the filter size light to notify you of a problem.
Solution 1: Lock the Bean Hopper Accurately
If the blinking occurs because of an improperly seated bean hopper, you just have to place it correctly.
You should hear a clicking sound when the hopper is attached to the machine. So, listen for that sound carefully and confirm that the hopper is locked without an error.
Read: Breville Clean Descale Light Flashing – Easy Fix at Home
Problem 2: The Portafilter is Seated Improperly:
Similar to the above issue, your machine can blink the light because of a wrong installation of the portafilter.
Debris and remaining coffee grounds can also prevent you from inserting and sitting the portafilter accurately. As a result, the machine can malfunction and blink the light.
Solution 2: Lock the Portafilter Properly
The filter size light can blink if the portafilter’s size does not fit the group head or is not locked accurately.
You must ensure that the filter is inserted in an exact way. Sometimes, debris or remaining coffee grounds can create an obstruction when locking the filter.
In such a case, remove and clean the filter before reinserting it.
Read: How to Clean Portafilter with Vinegar
Problem 3: The Machine or the Filter Basket has Become Dirty:
Over time, coffee oils and residue can make your espresso machine or filter basket dirty and clogged.
It can interfere with the machine’s sensor, which causes malfunction and blinking of the filter size light.
Sometimes, the light can blink due to excess coffee grounds in the portafilter.
Solution 3: Clean or Descale your Breville Espresso Machine
A dirty espresso machine can malfunction in many ways, such as a sudden filter size light blinking.
To prevent these issues, clean the machine regularly. You should also descale it routinely by following the manufacturer’s instructions.
Read: Fixing Breville Steam Wand not Working
Problem 4: The Filter Basket Sensor is Malfunctioning:
The filter size light is connected to a sensor that accurately detects whether the portafilter is seated.
If the sensor malfunctions somehow, the light can blink without any reason. It can even happen despite sitting the portafilter correctly.
Solution 4: Unplug and Reset the Machine:
If the above steps don’t fix the issue, you can unplug the machine and plug it back in after a few minutes.
It will reset the machine and should resolve issues relevant to malfunctioning sensors.
Note: If none of the above steps fixes the blinking issue, contact Breville customer service for further assistance. Their expert team will be able to troubleshoot the problem and repair the machine accordingly.
FAQs on Filter Size Blinking
When you unplug an espresso machine, it becomes restored to its default settings and clears any errors in the system. Thus you can fix simple technical issues like the filter size light blinking.
In short, yes. Dirt and coffee waste can create many oddities in an espresso machine. Regular maintenance and cleaning of the machine can prevent those issues effectively without spending a single buck.
It depends on how critical the issue is. For example, if the light is blinking for not locking the bean hopper into place, you can easily resolve the issue at home. On the other hand, if it occurs due to a malfunctioning sensor, a technical problem must be repaired by a professional.
Read: Breville Not Extracting – Quick Fix Guide
Final Thought
The Breville filter size blinking can be an annoying problem for users. But it is a simple issue to identify and resolve with some easy troubleshooting. The above steps should be helpful for you to find out the exact reason behind this trouble.
In rare cases, the machine may need to be repaired. Ultimately, prevention is the best solution. You can avoid such issues by regularly cleaning and maintaining the Breville machine.
