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Trouble Shooting
PROBLEM
Water and Steam is spitting from the
instant hot water tap spout
Water is not hot
Water is too hot
Water is dripping from the
instant hot water tap spout
Slow Flow from the spout
The boiler causes the electrics
within the property to trip
POSSIBLE CAUSE
Unit is boiling
Pressure is lower than 1.5
bar or higher than 5 bar
The electronic instant
hot water appliance
is unplugged
Water temperature setting is set to
high temperature
The expansion chamber isn't draining
the system correctly due to very small
draw off water
The spout is blocked
Water Filter may be clogged from
impurities in the inlet mains water
The electric meter is overloaded,
the installation of your instant hot
water appliance in addition to
the rest of your appliances has
exceeded the limit of the RCD
protection limit
The boiler could be short circuiting.
To test this, unplug all other electric
equipment, plug in the boiler
and turn on. If the boiler trips the
electric this time, the boiler is short
circuiting
WHAT TO DO
Turn the instant hot water tap handle
on and release the water
Check the pipe pressure.
Check if aerator is blocked and
remove the dirts in the aerator
Make sure the electronic instant hot
water appliance is plugged in and
connected to a grounded electric
outlet
Make sure that the circuit breaker and
fuse are working correctly
Draw off 0.5L of water to clear and
prime the system. Avoid less than
150ml draw offs of water
Draw off 0.5L of water to clear and
prime the system. Avoid less than
150ml draw offs of water
Remove and clean the
aerator
The water filter must be changed
every 3-6 months or this will void
guarantee
Upgrade the RCD protection limit
or move the instant hot water
appliance on to a different circuit
Contact Fohën support
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