Technical data

Instructions for Use ecoTEC plus 7
Operation 4
1
2
2
3
4.2 Initial checks before turning on
4.2.1 Opening the gas service valve
• Ensure the gas service valve is open.
• Ensure the electrical supply to the boiler is turned
on.
4.4 Domestic hot water
The control of domestic hot water is only available if
you have fitted the optional accessories (VR 65,
VRT 360, VRC 400.
The boiler must only be used when the heating system
contains water.
4.4.1 Setting the water temperature
Fig. 4.5 Setting the water temperature
• Switch on the appliance as described in section 4.3.
• The domestic hot water temperature can be adjusted
using the hot water temperature control (3).
• Turn the control clockwise to increase the temperature
and anti-clockwise to decrease the temperature. This
corresponds to:
- left limit approx. 35 °C
- right limit max. 65 °C.
4.5 Heating operation
The boiler must only be used when the heating system
contains water.
Fig. 4.3 Opening the gas service valve
4.3 Turning the boiler on
Fig. 4.4 Switching on the appliance
• Turn on appliance at control (1).
When you switch on the appliance, the current operating
status appears in the display (2).
To adjust the appliance according to your
requirements, read sections 4.4 and 4.5, which
describe the setting options for hot water supply and
heating.
Caution!
Risk of damage.
The boiler frost protection and monitoring
systems are only active when the electrical
supply to the boiler is on and it is not
disconnected from the main power supply.
1
90°
OFF
ON
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