| Symptom | Likely Cause | Remedies |
| No steam pressure while Pressure gauge reads 0 |
Power to machine is interrupted Pressure stat is not functioning properly Heating element is not functioning properly |
Check the circuit breaker Check the power cord plug Verify that the power switch is in the proper position Call an authorized technician Call an authorized technician |
| No steam pressure while Pressure gauge reads 0.9-1.5 bars |
Boiler water level is too high Auto fill system is malfunctioning Steam wand tips are clogged with milk |
Remove water from the boiler utilizing the hot water tap Call an authorized technician Clean steam tip holes with a paper clip Soak steam wand tip in a solution of espresso machine detergent |
| Coffee brews too slowly and/or brew button LED light flashes while brewing |
Coffee grind is too fine Too much ground coffee was used Barista tamped too hard Dispersion screens are clogged Pump pressure is incorrect |
Adjust the grinder to a coarser setting Reduce the amount of coffee used Reduce tamping pressure Clean and⁄or replace the screens Check pump pressure, it should be between 8 & 9 bars |
| Coffee brews too quickly |
Coffee grind is too coarse Too little ground coffee was used Filter basket is worn |
Adjust the grinder to a finer setting Increase amount of coffee used Replace filter basket |
|
Water leaks from around top of portafilter while brewing Coffee grounds in the cup of espresso |
Portafilter gaskets are worn Build up of coffee grounds in group head (where portafilter locks into the machine) Filter basket is worn Grind is too fine |
Call an authorized technician Clean group gasket and group head locking ring Replace filter basket Adjust grinder to a coarser setting |
| Drain overflows |
Drain hose is clogged Drain cup is clogged (cup or box under drain tray) |
Clear hose using air or water pressure Remove drain tray and thoroughly clean the drain cup |
| Grinder will not start grinding, but the motor makes humming noise |
Grinder is jammed with beans Foreign object in the coffee is stuck in the grinder |
Move the adjustment collar on the grinder to a coarser setting. Turn on the grinder and keep adjusting coarser until the grinder starts. Then, with the grinder running, re-adjust the grind to the proper setting. Call an authorized technician Or, unplug the grinder, remove the bean hopper and unscrew the adjustment collar. Remove the foreign object. Clean the grinder and carefully reassemble (be careful not to cross-thread the adjustment collar). Replace the bean hopper, plug-in the grinder, turn it on and re-adjust the grind. |
