Operating Instructions and Installation Instructions

VARINO GRANDE 350 - 600

We reserve the right to make changes to dimensions and construction 24 Edition 10.07.2015

9.4. Information level

Entry by pressing the PROG key twice. The entry is confirmed by the point after the 1

figure flashing. The first

figure shows the step number, the last two figures the current value. By pressing the ►> key, the individual steps

can be read one after the other.

Step no. Information (actual values)

1 Boiler temperature in °C

2 Return flow temperature in °C

3 Status display with 4 figures

Figure 1 = Heat requirement 0: no requirement

I: requirement

Figure 2 = Burner switch/external safety 0: start not possible

I: start possible

Figure 3 = Air pressure monitor 0: switch open

I: switch closed

Figure 4 = Gas pressure monitor 0: switch open

I: switch closed

4 External temperature in °C

(only with "fixed value" control; otherwise display -36)

5 Waste gas temperature in °C

6 Speed of the combustion air fan in RPM

7 Desired boiler temperature (only with "fixed value" control, "analog desired value" control

or fitted heating controller)

8 Operating hours counter

9 Burner setting in % (10 – 100%)

10 Start pulse counter

11 Oxygen level in waste gas in % O

12 Speed correction for fan (deviation from the stored pre-setting) in RPM. Corresponds to the

correction to maintain the set oxygen level.