KRATKL LEO SERIES, Installation And Operating Instruction, Page: 55 / 124

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Adjusting the minimum flame height of the main burner
1. Set the main valve knob to „OFF”. Turn it clockwise until valve opening.
2. The minimum flame height of the main burner can also be adjusted by tightening the adjusting
screw (fig. 13). The adjustment screw is set so as to provide the maximum flame height.
3. Turnthescrewclockwisetoreducetheminimumheightoftheflame.
4. Depending on the version of the controller, the minimum flame height of the main burner can be
set at the factory by the manufacturer or can be adjusted by the installer.
figure 13. Adjusting method for the minimum flame height of the main burner
Adjustment of the GV60 controller to supplies of various types of gas
The GV60 controller can be adapted so that it can work with specific types of gases. Gas pressure
control and minimum flow are performed according to the instructions above.
Tightness test
After connecting the system to the gas network it is essential to check the tightness of the connec-
tions made with a special sensor. In the case of leaks, shut off the gas supply shut-off valve and repeat
the steps involved in installing various parts of the system.
Power supply connection
NOTE!!!
Connect the power supply only after connecting the combustion air system and any gas
control system components.
The B6R-R8u receiver is powered by four 1.5V AA batteries. pay special attention to locate the wiring
connecting the gas control and the receiver away from hot parts of the fireplace. The need to replace
the batteries in the remote control is indicated by the indicator displayed in the upper right corner of
the display, while short beeps periodically appearing for three seconds immediately after starting the