Ce Label; Operation; Setting The Hot Water Temperature; Switching Off Hot Water Generation - Vaillant VIH R 400/3 BR Betriebsanleitung

4 Operation

Information on the identific-
ation plate
2 2
A [m ], A [м ]
Pt [bar], Pt [бар]
P₁, P₂
V₁, V₂
Heat loss, Потери тепла,
Втрати тепла
Heater connection,
Подключение отопителя,
Підключення отопітеля
Serial-No.
3.6

CE label

The CE label shows that the products comply with the basic
requirements of the applicable directives as stated on the
identification plate.
The declaration of conformity can be viewed at the manufac-
turer's site.
4 Operation
4.1

Setting the hot water temperature

Danger!
Risk of death from legionella.
Legionella multiply at temperatures below
60 °C.
▶
Have a competent person inform you
about the measures that should be taken
to protect against Legionella in your in-
stallation.
▶
Do not set any water temperatures below
60 °C without consulting the competent
person first.
Conditions: With controller
▶
Observe the instructions for the controller. Depending on
the controller, you can set the hot water temperature on
the controller.
Conditions: Without controller
▶
Consult your competent person to adjust the domestic
hot water temperature of the cylinder.
6
Meaning
Heat transfer surface
Test pressure
Continuous output
Nominal circulation volume
flow
Downtime loss
Recommended dimensions of
the pipelines to connect the
boiler
Read the instructions.
Bar code with serial number,
The 7th to 16th digits of the
serial number form the article
number
4.2

Switching off hot water generation

▶
Switch off the heat generator or the hot water generation
at the heat generator or at the controller.
5

Care and maintenance

5.1

Caring for the product

▶
Clean the casing with a damp cloth and a little solvent-
free soap.
▶
Do not use sprays, scouring agents, detergents, solvents
or cleaning agents that contain chlorine.
5.2

Maintenance

An annual inspection and biennial maintenance of the
product carried out by a competent person is a prerequisite
for ensuring that the product is permanently ready and
safe for operation, reliable, and has a long service life. The
inspection may require maintenance to be carried out earlier,
depending on the results.
6

Troubleshooting

Applicability: VIH .. .../3 BR
▶
If a fault code is displayed instead of the temperature
display (F.XX) or the product does not work correctly,
contact a competent person.
Applicability: VIH .. .../3 BR
▶
If the product is not functioning correctly, contact a com-
petent person.
7

Decommissioning

7.1

Temporarily decommissioning the product

▶
Temporarily decommission the product only if there is no
risk of frost.
▶
If required, switch off the power supply to the external
current anode.
▶
Switch off the heat generator or the hot water generation
at the heat generator or at the controller.
7.2

Permanently decommissioning the product

▶
Make sure that only an authorised competent person
decommissions the product.
Operating instructions 0020241667_02