Instant Settings; Heat Curve; Indoor Temperature; Extra Hot Water - IVT 495 TWIN Manual To Installation, Commissioning And Maintenance

The instant settings menu lets you access all
frequent functions in a simple and flexible way.
The following examples are based on the
factory settings.

Heat curve

Here you choose a curve adapted to suit your
house. A higher value provides a warmer indoor
temperature. (See Setting the heating.)
1. Press the left button once and the text Sel'd ht
curve and the set curve appears on the screen.
2. Press the right button (Adjust). The set value is
shown on the display. Turn the dial clockwise to
increase the heat curve and anti-clockwise to
reduce it.
3. Press the right button when the new value has
been selected (Save). The value is now saved.
Press the left button to return to the main menu.

Indoor temperature

Here you choose a suitable indoor temperature.
Requires a room sensor (accessory).
1. Press the left button once and the text Sel'd ht
curve and the set curve appears on the screen.
2. Turn the dial until the text Sel'd ind. temp
appears on the screen.
3. Press the right button (Adjust), the display now
shows the previously set value. Turn the dial
clockwise to increase the temperature and anti-
clockwise to reduce it.
4. See point 3 under Heat curve above.

Extra hot water

Choose "Extra hot water" if you have a temporary
need for more duration hot water.
NOTE: The savings factor will be somewhat
reduced during extra hot water.

Instant settings

1. Press the left button once and the text Sel'd ht
curve and the set curve appears on the screen.
2. Turn the dial until Extra DHW, and the amount
of time left before the extra hot water function
goes off, appears on the screen together with
the set value.
3. Press the right button (Adjust), the display now
shows the previously set value. Turn the dial
clockwise to increase the extra hot water hours
and anti-clockwise to reduce them.
4. See point 3 under Heat curve.

Economy mode

Economy mode helps you increase the savings
factor, but also means a reduction in available hot
water.
1. Press the left button once and the text Sel'd ht
curve and the set curve appears on the screen.
2. Turn the dial until Status: Normal mode
appears on the display.
3. Press the right button (Adjust), the display now
asks: Economy mode?.
4. If you require economy mode press the right
button (Yes).
5. Status now shows economy mode, if you
require normal mode press the right button
(Adjust), the display now asks: Normal
mode?.
6. If you require normal mode again, press the
right button (Yes).

Sensor temperatures

You can read all current sensor temperatures by
turning the dial until the text Monitor all
temperatures appears. Press the right button once,
and turn the dial until the temperature you want to
check appears.
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IVT 495 TWIN 9518799