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Eureka Atom: Checking Wiring Connections for the Portafilter Button
Below you will find instructions for checking the wiring connections for the Eureka Atom espresso grinder.
Tools Needed:
- 2.5mm Allen Wrench
- 3mm Allen Wrench
- Phillips Screwdriver
Before doing this procedure: Unplug your grinder and remove all the beans from the throat of the hopper.
To check the inside of the control panel:
1. Remove the top plate from the machine.
![Eureka Atom: Checking Wiring Connections for the Portafilter Button](https://support.clivecoffee.com/hubfs/Atom_Dissassembly_1.jpg)
2. Remove the two screws holding the faceplate.
![Eureka Atom: Checking Wiring Connections for the Portafilter Button](https://support.clivecoffee.com/hubfs/Atom_Dissassembly_2.jpg)
3. Check the inside connections, there are two wiring harnesses that plug into the back of the panel.
![Eureka Atom: Checking Wiring Connections for the Portafilter Button](https://support.clivecoffee.com/hubfs/Atom_Dissassembly_3.jpg)
To check the bottom connection behind the switch:
1. Remove the 5 bottom screws from the bottom plate.
![Eureka Atom: Checking Wiring Connections for the Portafilter Button](https://support.clivecoffee.com/hubfs/Atom_Dissassembly_4.jpg)
2. Check to be sure the 2 contacts are fully connected on the backside of the switch.
![Eureka Atom: Checking Wiring Connections for the Portafilter Button](https://support.clivecoffee.com/hubfs/Atom_Dissassembly_5.jpg)