Coffee grinder for Delonghi La Specialista Arte EC9155 EC9255 AS00008443 coffee machine

This original Delonghi grinder assembly is the heart of restoring your coffee machine to like-new condition. Designed specifically for the La Specialista Arte series (check the models at the bottom of the page), this spare part includes both the electric motor and the grinder blades for grinding coffee beans into powder with maximum precision. Replacing the worn coffee grinder assembly allows you to regain an intense aroma and perfect crema, just like when the machine was new. The AS00008443 code guarantees full compatibility with the models listed at the end of the description.

Technical specifications
- Original Delonghi spare part
- MPN (Manufacturer Part Number): AS00008443
- Country of manufacture: Made in China
- Material: plastic and metal
- Color: black and grey
- Compatible series (check the models under compatibility): La Specialista Arte
- What's included: electric motor, gears, removable grinder, and wiring with fuse
- Operating voltage: 230V 50Hz
- Data printed on the component: 55132A1711, UM-20P-0048, CLASS 155 RoHS
- Alternative or discontinued codes: AS00002806

Product dimensions and measurements personally checked by the PG Service team
- Total length 142mm
- Total height 155mm
- Maximum thickness 90mm

What is it for?
Inside a manual coffee machine, the coffee grinder performs the crucial task of grinding coffee beans directly inside the portafilter. This process is vital because it allows hot water to capture all the aromatic oils and substances that make up the body of the espresso. The adjustment of the grinder assembly determines the powder fineness: if the coffee is ground too coarsely, it will be watery; if too finely, it may taste burnt or not come out at all.

Symptoms, what problems can you solve by replacing the grinder
Question: Why does the machine no longer grind the beans even though the motor is running?
Answer: Often the blades are blocked by oily coffee residue or a foreign object, or the internal drive teeth have worn out and can no longer turn the mechanism.

Question: The coffee comes out too quickly and tastes weak; does it depend on the grinder?
Answer: Yes, if the grinder blades are worn out, they can no longer produce powder of the right fineness, causing insufficient extraction. Replacing part AS00008443 will solve the problem.

Question: I smell a strong burning odor or hear a metallic noise; what should I do?
Answer: This indicates a motor failure or a mechanical blockage. In these cases, it is essential to replace the entire block to prevent more serious damage to the coffee machine.

Spare part care and maintenance
Maintenance of the Delonghi grinder does not require washing with liquids. It is recommended to periodically use cleaning crystals for grinders that absorb coffee oils without disassembling the component. Keeping the outlet clear of buildup prevents the powder from compacting, ensuring that the coffee machine doser always receives the right amount of coffee for each cycle.

Installation instructions
To install this AS00008443 spare part, you need to access the inside of the coffee machine. Before starting, always disconnect the plug from the power supply to work safely. You will need to remove the bean container and disconnect the connectors of the old motor. Once the new grinder is positioned in its housing, make sure the outlet tube is perfectly aligned with the brew group inlet to prevent powder from leaking inside the compartment.

PG Service experts recommend
To extend the life of your new coffee grinder, our technicians suggest avoiding the use of sugar-roasted coffee, as it creates a sticky film that strains the motor until it breaks. Another common cause of failure is the presence of small stones or impurities among the beans: always visually check the coffee container (in our experience, this problem often occurs with poor-quality, poorly controlled coffee). For cleaning, strictly avoid water; instead, use a brush to periodically remove old powder residue from the ducts, preventing it from hardening due to moisture. This cleaning process is essential, as coffee residue can also form mold that can heavily alter the flavor of your espresso.

Do you need anything else?
In addition to the replacement grinding assembly, we have many original Delonghi accessories and spare parts available in our store. If you cannot find what you need using the search, you can contact us anytime, and we will respond within a few hours, even on holidays and weekends. And if a product is not available, we will do everything possible to find it and order it especially for you. You can find much more with us besides spare parts for Delonghi coffee machines!

Compatibility (is it right for my product?)
This grinder assembly is tested for use on the following Delonghi coffee machine models. Are you unsure about the right spare part for your model? Check the label on your appliance or write to us: we will respond within a few hours.

La Specialista Arte
EC9155.AL
EC9155.GR
EC9155.MB
EC9155.R
EC9155.W
EC9155.YE

La Specialista Arte Evo Cold Brew
EC9255.BK
EC9255.M
EC9255.T
EC9255.WI