13
12. Declaration of conformity
The
manufacturer:
M&V S.r.l.
80040 Cercola (NA) Italy
– Via Learco Guerra, 9
phone/Fax (+39) 081 5552428
– (+39) 081 0152417 – http://www.mevsrl.net
declares under its own responsibility that the espresso coffee machine described in this manual and
identified by the data on the tag located on the machine, is compliant with directives 2004/108/EC,
2006/95/EC, 2011/65/UE, Regulation (EC) No 1935/2004, Reg. (CE) nà1275/2008. For verification of
compliance with said directives, the following harmonized standards have been applied: EN ISO 12100,
EN 60335-1, EN 60335-2-75
13. Problem solving
Problem
Cause
Solution
1.
The boiler is full of water
and the water flows out of
the safety valve
• The level sensor not read the
maximum level of the water.
• Check the electrical circuit and check
the wire between the level sensor and
the main board.
2.
The safety valve trips in
and vents the steam
• Malfunction of electrical system
(the electrical heating element
is always connected)
• Pressure increase in the boiler
(the safety valve trips in at
2.5 bar)
• Check the wiring that feeds the
heating element and the pressure
switch
3.
The machine was started
properly but the water in
the boiler does not warm
up
• The electric heating element is
defective or is not connected
• Check if the heating element is
connected to the power supply
• Check if the heating element safety
thermostat has tripped in and check
its proper operation
• Check if the water level in the boiler is
reached.
4.
There is no water flowing
from a serving unit
• Coffee ground too fine or
excessive quantity for type of
filter used
• Malfunctioning of the group
valve.
• Clogged water circuit
• Adjust the grinding coarseness and/or
the quantity of ground coffee.
• Adjust the screw on the group valve
5.
The steamer discharges
only small quantities of
steam or water droplets
• Worn gasket on tap
• Replace the gasket
6.
Small drops flow out of the
water tap
• Worn gasket on tap
• Replace gasket
7.
The filter cup comes off the
serving unit
• Worn gasket under the filter
cup
• Replace basket
• Clean the serving unit and the filter
cup
8.
When coffee is being
served, some of it drips
out of the edge of the filter
cup
• Gasket under holder is worn
• Replace the basket
• Clean the serving unit and the filter
cup
