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reed switch

Major VersionM

by randy@lamarzocco.com

  1. Turn the module's power switch to the off position and wait for the brew head to cool before continuing. Disconnect tap water line and communication cable from module. Using the 6mm hex wrench, remove the cover plug from the right side of the brew group.
    • Turn the module's power switch to the off position and wait for the brew head to cool before continuing.

    • Disconnect tap water line and communication cable from module.

    • Using the 6mm hex wrench, remove the cover plug from the right side of the brew group.

    • Using the 1/8" hex wrench, remove handle shoulder bolt.

    • Place the handle in the center position to prepare for removal.

    • In one smooth motion, firmly pull the handle straight back towards you, and out of the brew head.

    • See the attached video for handle removal.

  2. Remove the three screws that secure the brew group bayonet ring. These may be 3mm hex head or slotted screws. Remove the bayonet ring.
    • Remove the three screws that secure the brew group bayonet ring. These may be 3mm hex head or slotted screws.

    • Remove the bayonet ring.

  3. Using the 2.5mm hex wrench or flat head depending on age of tap, remove the brew group display cover screws. Be very careful not to drop these screws into the handle slot! Remove the display cover.
    • Using the 2.5mm hex wrench or flat head depending on age of tap, remove the brew group display cover screws.

    • Be very careful not to drop these screws into the handle slot!

    • Remove the display cover.

    • Remove the plastic bezel.

    • Use care not to scratch the plastic bezel.

    • Remove Tap Display and Power Board.

  4. Using the 3mm hex wrench or flat screwdriver, remove the 3 screws that secure the brew group. It may be necessary to push some cable up from underneath the tap to encourage slack for removal of the group. Position the brew group as shown in the photo.
    • Using the 3mm hex wrench or flat screwdriver, remove the 3 screws that secure the brew group.

    • It may be necessary to push some cable up from underneath the tap to encourage slack for removal of the group.

    • Position the brew group as shown in the photo.

    • Once the brew group is out of the espresso tap, begin removing the 2.5 mm screws that hold the micro switches and thermal reset in place. If spring plungers are to be saved, use a 3mm Hex Wrench to remove the set screws holding them in place, located on the top of the handle bracket.

    • It is important to keep the zip tie in place on the microswitch wires. This will help you decipher the top from bottom switch.

  5. Check to make sure all components are detached from the tap handle bracket. Once bracket is free, remove the M6 screws using a 5mm Hex Wrench. Remove the cork gasket. It may take some scraping if the gaskets have been in use for a while. Remove the cork gasket. It may take some scraping if the gaskets have been in use for a while.
    • Check to make sure all components are detached from the tap handle bracket. Once bracket is free, remove the M6 screws using a 5mm Hex Wrench.

    • Remove the cork gasket. It may take some scraping if the gaskets have been in use for a while.

  6. Set new gaskets in place. Mount the bracket on the group. Use the new M6 screws and tighten with the 5mm Hex Wrench Mount the bracket on the group. Use the new M6 screws and tighten with the 5mm Hex Wrench
    • Set new gaskets in place.

    • Mount the bracket on the group. Use the new M6 screws and tighten with the 5mm Hex Wrench

  7. Attach the ring connector holding the ground wire  to the side of the bracket with the phillips screw. Insert quick disconnects to the thermal reset.
    • Attach the ring connector holding the ground wire to the side of the bracket with the phillips screw.

    • Insert quick disconnects to the thermal reset.

  8. Snip off the microswitch from the black and blue wire. Remember to keep the lower and upper microswitch wires separate at all times. Strip the upper microswitch black and blue wires and insert them into the terminal block starting with the left. Repeat this with the lower microswitch inserting the wires into the two right-most terminals.
    • Snip off the microswitch from the black and blue wire.

    • Remember to keep the lower and upper microswitch wires separate at all times.

    • Strip the upper microswitch black and blue wires and insert them into the terminal block starting with the left. Repeat this with the lower microswitch inserting the wires into the two right-most terminals.

    • From left to right, black upper, blue upper, black lower, blue lower. Wrap the remaining length of wire cleanly around the side of the bracket.

  9. Insert the brew group back into the tap and connect to the module. It is important to use the new handle opposed to the old as there is a magnet that communicates with the reed switches.
    • Insert the brew group back into the tap and connect to the module.

    • It is important to use the new handle opposed to the old as there is a magnet that communicates with the reed switches.

    • Congratulations, you are finished.

Finish Line

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Modbar Support

Member since: 07/22/2014

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