Water Supply - Technotherm W SE 15 Slim Operating And Installation Instructions

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Water Supply
Important instructions for installation: Important instructions for installation: Important instructions for installation:
Important instructions for installation: Important instructions for installation:
The water supply installation is to be car-
ried out according to DIN 1988
Rules for Drinking Water Installation
(TRWI)" , DIN 4753 "Water heating installa-
tions for drinking and service water" and/
or the national standards which may apply.
It is absolutely necessary to install the It is absolutely necessary to install the It is absolutely necessary to install the
It is absolutely necessary to install the It is absolutely necessary to install the
storage water heater equipped with a storage water heater equipped with a storage water heater equipped with a storage water heater equipped with a storage water heater equipped with a
design-approved safety module. design-approved safety module. This design-approved safety module.
design-approved safety module. design-approved safety module.
safety module protects the storage water
GB
heater from an inadmissible increase of
pressure. In addition, it prevents the con-
tents of the storage water heater from
flowing back into the feeding pipe in the
case of insufficient water pressure. For
maintenance and repair purposes, it is
Fig. 3: Fig. 3:
Fig. 3: Fig. 3: Fig. 3: Installation schema for installation with safety valve
(top) or safety modul (below)
possible to empty the storage water heater
with the closed stop valve by opening the
safety valve (refer to mounting instruc-
tions of the safety module). The safety
"Technical
valve must be activated regularly at cer-
tain intervals in order to prevent it from
getting stuck due to calcium deposits.
The discharge pipe of the safety module
must always stay open towards the atmo-
sphere. Outflowing water, caused by the
increasing pressure by heating, has to rinse
through a funnel connected to a discharge
pipe keeping a constant inclination that
guarantees an unhindered outflow of wa-
ter.
If the water pressure is higher than If the water pressure is higher than
If the water pressure is higher than If the water pressure is higher than If the water pressure is higher than
5 bar , it is necessary to install a safety 5 bar 5 bar 5 bar, it is necessary to install a safety 5 bar
module with pressure reducer. module with pressure reducer.
module with pressure reducer. module with pressure reducer. Other- module with pressure reducer.
wise there is a danger that the pressure
– 8 –
, it is necessary to install a safety , it is necessary to install a safety , it is necessary to install a safety
control valve of the safety
module responds and does
not close afterwards.
Installation: Installation:
Installation: Installation: Installation: The absolutely
necessary safety valve is not
shipped together with the
storage water heater. For
mounting read the instruc-
tions enclosed with the safety
valve, please.
Before connecting the stor-
age water heater to the wa-
ter pipe, the pipe should be
rinsed thoroughly in order to
avoid impurities getting into
the storage water heater or
into the safety module.
Install the storage water
heater according to the dia-
gram in figure 3.
If desired, it is possible to
deliver ex works safety mod-
ules with or without pressure
reducer, for mounting refer
to figure 3.
not not
not not