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13Instructions for use ecoTEC / 838402_06
a
Caution
The boiler frost protection and monitoring sys-
tems are only active when the main ON/OFF
control of the appliance is in the “I” position
and it is not disconnected from the main power
supply.
To ensure that these protection devices remain active,
switch your boiler on and off using the external controller.
h
Note
If the appliance is switched off for a long time
(for example when you are on holiday) you
should also turn off the gas supply, the cold
water service valve and the electrical supply.
h
Note
Do not turn the ecoTEC system boilers OFF if
a hot water cylinder is also incorporated in the
system unless there is no demand for domestic
hot water.
4.10 Frost protection
The frost protection feature only protects the boiler.
Any other parts of the system liable to frost damage
should be protected accordingly.
a
Caution
The frost protection and monitoring systems
are only active when the main ON/OFF control
of the appliance is in the “I” position and it is
not disconnected from the main power supply.
Frost protection function
The boiler has a frost protection function.
If the heating flow temperature falls below 5 °C with the
main ON/OFF control turned on, the appliance starts up
and heats the boiler to 30 °C.
a
Caution
Parts of the system may freeze.
The frost protection function cannot guarantee
that water flows through the entire heating
system.
4.11 Maintenance and customer service
Inspection and maintenance
Permanent operational readiness, reliability and a long
service life require inspections and maintenance work to
be regularly carried out by a heating engineer or Vaillant.
For further details please contact Vaillant Service Solu-
tions: (0870 6060777).
d
Danger
Risk of injury and damage due to improper
handling.
Never attempt to perform maintenance or
repairs on the appliance yourself.
Have a specialist heating company do the work.
We recommend signing a service agreement.
The reliability of the appliance can be impaired,
resulting in damage to property or personal
injury if maintenance work is not carried out.
Regular servicing ensures maximum efficiency and eco-
nomical operation of your gas boiler.
Operation 4
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  • How to install low cost regime of Vaillant gas ketel (low gas consumption)
    -CV temperature ?
    - water temperature ?
    - Pump speed? Submitted on 10-2-2022 at 01:30

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Others manual(s) of Vaillant ecoTEC plus

Vaillant ecoTEC plus User Manual - German - 32 pages

Vaillant ecoTEC plus User Manual - German - 22 pages

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Vaillant ecoTEC plus Installation Guide - Dutch - 76 pages

Vaillant ecoTEC plus User Manual - Dutch, French - 22 pages


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