LAVAZZA LB 2801 Maintenance Manual page 27

Maintenance manual for technical assistance
PROBLEM
Water leaks from the machine.
Coffee is cold.
Manual code 10066574 / Rel. 2.00 / February 2012
CAUSE
The drain tray does not discharge.
The drain pipe is broken or detached or
clogged.
Water leaks in the hydraulic circuit.
The heating element is damaged.
The electrical connection is defective.
Lime scale on the exchangers and/or the
heating element.
The thermostat to protect the heating ele-
ment is trigged.
Lime scale has reduced the water circu-
lation.
The brewing unit is cold.
SOLUTION
Check the sewer drain.
Check and restore the connection of
the drain pipe to the drain tray.
Check and eliminate any hydraulic
leaks.
Replace the electrical heating ele-
ment.
Check for possible defects on the
connection.
Clean the machine.
Reset the heating element protection.
Clean the connectors of the exchan-
ger, clean or replace the two circula-
tion pipes.
Eliminate air pockets in the hydraulic
circuit as follows:
- electrically disconnect the pump
- close the water tap of the softener
- dry running the machine for a few
minutes
- electrically connect the pump again
- open the water mains valve
- carry out brewing until the water
comes out
- wait a few minutes for heating.
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