Atlantic CHAUFFEO VS 500L Notice D'installation Et D'utilisation page 37

EN
Your Water Heater : Troubleshooting guide
Action to take
1. Cut-off the water heater power
(the circuit braker should be in the
OFF position).
1 1
AUTO AUTO
0 0
2. Take a resistance measurement
at the heater element terminals using
a multimeter (in ohm position).
V.2 Electric meter which breaks the circuit
Action to take
1. Check that the meter only cuts-
out when the water heater starts
heating.
2. If you have Peak/Off-peak hours
pricing,
2.1 Switch to forced operation
from your electrical distribution board.
2.2 Check the position of the
circuit breaker (should be
in the ON position).
V.3 Lukewarm water
Action to take
See page 33, Section III Setting the
temperature.
2.1. Shut off cold water
inlet on the safety
unit.
2.2. Turn on a hot water tap in the
house.
3.1 Check if the power supply is
400 V.
Solution
Null or infinite value.
Value in ohms > 0.
Solution
The meter trips as soon as the
water element circuit breaker is
set to ON.
On a shielded product:
Replace the heater element.
Solution
Leave the original thermostat
setting in order to enjoy very
warm water in sufficient quantity.
If water flows the hot water tap,
then one of the house's taps is
faulty.
Replace the faulty tap or consult
a plumber to find the cause of
problem.
Modify the power wiring.
Cause
Replace the faulty resistor.
Replace the thermostat.
Cause
Faulty resistor.
Cause
Incorrect thermostat setting.
A tap (mixer) allows cold water into the
hot water circuit.
Wrong power supply of the water heater.
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