English
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1.1 General Remark
The installation and maintenance has to be carried out by qualified professionals or authorized
technicians.
MODENA shall not be held responsible for any damage or malfunction caused by wrong installation or
failing to comply with following instructions included in this pamphlet.
For more detailed installation and maintenance guidelines, please refer to below chapters.
1.2 Cautions
Before installing this water heater, check and confirm that the earthing on the supply socket is reliably
grounded. Otherwise, the electrical water heater cannot be installed and used. Do not use extension
boards. Incorrect installation and use of this electrical water heater may result in serious injuries and
loss of property.
Special Cautions
Following warming sentences: If the supply cord is damage. It must be replaced by MODENA
technicians, MODENA service agent or similarly qualified persons in order to avoid a hazard.
The supply socket must be earthed reliably. The rated current of the socket shall not be lower
than 16A. The socket and plug shall be kept dry to prevent electrical leakage.
The installation height of the supply socket shall not be lower than 1.8m.
The wall in which the electrical water heater is installed shall be able to bear the load more than
two times of the heater filled fully with water without distortion and cracks. Otherwise, other
strengthening measures shall be adopted.
The pressure relief valve attached with the heater must be installed at the cold water inlet of this
heater (Diagram 1), and make sure it is not exposed in the foggy. The water may be out flowed
from pressure relief valve, so the outflow pipe must open wide in the air; The pressure relief valve
need to be checked and cleaned regularly, so as to make sure it will not be blocked.
When using the heater for the first time (or the first use after maintenance), the heater cannot be
switched on until it has been filled fully with water. When filling the water, at least one of the outlet
valves at the outlet of the heater must be opened to exhaust the air. This valve can be closed after
the heater has been filled fully with water.
Part 1:
Cautions & General Remark
