N'oveen IWH360, User Manual, Page: 16 / 26

TROUBLESHOOTING
Problem Cause Solution
The water does not heat up. No power or water pressure
is too low.
Check the power supply, the
minimum pressure must not
be less than 0.04MPa.
Water temperature too low. The water pressure is too
high or the voltage is too low. Reduce the flow of water,
check the voltage.
High water temperature, low
water pressure at the outlet. Inlet lock or low water
pressure. Check and remove dirt on
the inlet filter, if the problem
still exists, this means the
water pressure is too low.
The temperature display
does not light up. Water pressure too low,
circuit fault or faulty faucet. Set the correct water
pressure, check the circuit,
contact the service.
During heating, the current
fuse switches off. Overloaded electrical circuit
to which the heater is
connected. Contact an electrician.
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