One GRINDING MOTOR does not run
(serial numbers after 656)
- Press the reset button that corresponds with the motor that
does not run
- If the reset button pops out again, turn the grind adjust knob
4 rotations in the faster pour direction, insert the clean out rod
(see manual) remove the clean out rod, and restart the grinder.
- If the reset button pops out again, remove the bean hopper
(see manual) and ensure that the
motor spins freely. If it does not spin freely follow the burr
chamber cleaning instructions and look for foreign objects: nail,
paper clip, rock, penny, etc.
- Do not attempt to reset the breaker more than twice as this
action may overheat and damage the triac on the main power
board.
*Swap the power leads between the two motors to troubleshoot
motor and triac.
Shot gushes out at first and then slows down.
Adjust finish height of impeller
Inconsistent shot times
Adjust finish height of impeller
Change worn burrs
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La Marzocco International | USA • La Marzocco Technical Center s.r.l. | Italy
