7.1.1 Procedure to replace parts
For maintenance purpose please use cross screwdriver to remove the screws from the plastic cover
and remove the cover.
7.2 How to empty the heater
If you want to empty the heater, please call the local service agency. Qualified personnel would carry
out this work.
Caution :
Before switching on the power supply again, make sure that the heater is fully filled with
water.
7.3 Regular maintenance
During servicing, water can be completely discharged or drained from the water tank by simply removing
the pressure relief valve from the water heater. Before removing the valve, it is important to note that the
water heater has been swiched off long enough for the water inside to cool down. Flush the valve with
water to remove any deposit of salts. The valve can be removed and re-attached by use of a wrench.
PLEASE DO NOT ATTEMPT TO SERVICE THE WATER HEATER ON YOUR OWN. WE RECOMMEND
ONLY TRAINED SERVICE TECHNICIANS/PLUMBERS FOR THE TASK.
7.4 How to reset the dual thermal protecting switch
If the water is overheated, the dual thermal protecting switch (designed according to IEC standards)
will shut the power supply down. In this case, please contact the local Service Agency.
Connection Diagram
Pin L for L wire of power supply.
Pin N for N wire of power supply.
Thermostat
Dual overheating switch
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