Troubleshooting - ACV LCA HP 2000 mh Technical Manual

Annual operation (mandatory)
 Dissemble the flange and the heating elements (resistances and sheath)
 Check the inside of the tank; descale if necessary
 Change the seal
 Dismantle the heating elements (resistances and sheath) and clean them
 As this operation is tricky, you are strongly advised to use a specialised company.
carefully of any deposit.
Our warranty will not apply if, in the event of incident, this operation has been
neglected.

19. TROUBLESHOOTING

This appliance has been designed to give you full satisfaction. However, here are a
few examples of possible malfunctions and the related solutions.
SWITCH OFF THE POWER BEFORE ANY INTERVENTION ON THE

No hot water at all
a) The appliance has not yet worked:  First check that the safety thermostat is not activated. Press the black button
 Check, using a voltmeter, that the current is reaching:
on the outside of the unit to reset it. Incident often caused by transport.
1 - the thermostat, otherwise check the circuit breaker, the fuses, the EDF
eter or a
2 - the switch, otherwise check the thermostat and its adjustment, which
may be too low.
3 - the resistances, otherwise check that the switch is not abnormally stuck
in the open position.
4 - check:
 the connection of each resistance
 that it corresponds to the type of current
 the cabling diagram of the instructions.
5 - Lastly, replace the resistances
b) The appliance has worked before:
If the safety device is not at issue, check the power supply with a voltmeter, in the
order of points 1 to 5 above.
EN
APPLIANCE
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Document ref.: 428016 03