Troubleshooting - Gaggia Unica Operating Instructions Manual

TROUBLESHOOTING

Machine Actions
The machine does not turn on.
The cof ee is not hot enough.
No hot water or steam is dispensed.
The cof ee has not enough crema.
(See note)
The machine takes a long time to warm up
or the amount of water dispensed from the
wand is too little.
The brew group cannot be removed.
The machine grinds the cof ee beans but
no cof ee comes out.
(See note)
The cof ee is too weak.
(See note)
Cof ee is brewed slowly.
(See note)
Cof ee leaks out of the dispensing spout.
Note: These problems can be considered normal if the cof ee blend has been changed or the machine is being installed
for the i rst time. In this case wait until the machine performs a self-adjusting operation as described in section "Gaggia
Adapting System".
Please contact the customer service for any problems not covered in the above table or when the suggested solutions do
not solve the problem.
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Causes
The machine is not connected to the electric net-
work.
The cups are cold.
The hole of the steam wand is clogged.
Pannarello is dirty (if supplied).
The coffee blend is unsuitable, the coffee is not
freshly roasted or the grind is too coarse.
The machine circuit is clogged by limescale.
The brew group is out of place.
The cof ee grounds drawer is inserted.
There is no water.
The brew group is dirty.
The circuit is not primed.
Rare event that occurs when the machine is auto-
matically adjusting the dose.
The dispensing spout is dirty.
Rare event that occurs when the machine is auto-
matically adjusting the dose.
The cof ee grind is too i ne.
The circuit is not primed.
The brew group is dirty.
The dispensing spout is clogged.
Solutions
Connect the machine to the electrical network.
Preheat the cups with hot water.
Clean the hole of the steam wand using a pin.
Make sure that the machine is turned of and has
cooled before performing this operation.
Clean the Pannarello.
Change cof ee blend or adjust the grind as explained in
section "Cof ee Grinder Adjustment".
Descale the machine.
Turn on the machine. Close the service door. The brew
group automatically returns to the correct position.
Remove the coffee grounds drawer before removing
the brew group.
Fill the water tank and prime the circuit (section "Using
the Machine for the First Time").
Clean the brew group ("Brew Group" section).
Prime the circuit (section "Using the Machine for the
First Time").
Brew a few coffees as described in section "Gaggia
Adapting System".
Clean the dispensing spout.
Brew a few coffees as described in section "Gaggia
Adapting System".
Change cof ee blend or adjust the grind as explained in
section "Cof ee Grinder Adjustment".
Prime the circuit (section "Using the Machine for the
First Time").
Clean the brew group ("Brew Group" section).
Clean the dispensing spout and its holes.