Electrical Instantaneous Water Heater Manual for IN88
4
The unit will shut down if an excessive temperature is reached (above 60 degrees).
When you off the water flow the unit will stop heating automatically.
If the unit isn’t in use for a long time switch off the valve and the power.
Note: Relief Valve Drain
The relief valve (fitted to the water inlet) may discharge water in case of unit
malfunction, incorrect installation or excess incoming water pressure. An appropriate
DRAIN or other provision must be fitted to prevent water damage to property.
TROUBLESHOOTING
PROBLEM
PROBABLE CAUSE
REMEDY
NO HOT WATER
No electrical power supply
Check the power supply to
the unit.
WATER IS TOO COLD
A Voltage is too low.
B Water flow rate is too
high.
C Power setting is too low.
A Check the voltage to the
unit.
B Adjust valve to reduce
water flow rate.
C Choose a higher power
setting.
WATER IS TOO HOT
A Water flow is too low.
B Something is blocking the
water flow.
C Power setting is too high.
A Adjust the valve to
increase water flow.
B Clean the inlet filter and
the spray head.
C Choose a lower power
setting.
HOT WATER
INADEQUATE
A Very cold inlet water
(typically winter)
A Fit spray head to taps.
