Installation Manual - Unical Lattner Condensing Hot Water Boilers

3.29 - PROGRAMMING OF THE OPERATING PARAMETERSInstructions for the installerWARNING! THESE OPERATIONS ARE ACCESSIBLE TO TRAINED INSTALLERS AND SERVICE ENGINEERSONLY FOR CHANGING THE PARAMETER SETTINGSPress the YELLOW key and the LIGHT BLUE key simultaneouslyto enter in the service mode SE and change the valuesof the pre-set operating parameters.(Operation C)After setting the desired value pressing the YELLOW key storesthis new value in the memory.VIOLETLIGHTBLUEVIOLETLIGHTBLUEYELLOWBLUEYELLOWBLUEBURNER MODULATION LEVEL IN IGNITION (IG)By pressing the YELLOW key you have access to the firstadjustable parameter BURNER MODULATION LEVEL INIGNITION (IG).ALKON 50 70Standard Natural Gas setting 40 % 50 %Standard LPG setting 50 % 50 %PUMP OVERRUNVIOLETLIGHTBLUEContinue to change to the parameters by pressing the – key(decrease).The successive parameter which can be changed is: PUMPOVERRUN (Po).YELLOWBLUE(Operation A)By pressing the YELLOW key again the standard parametersetting is displayed.VIOLETYELLOWLIGHTBLUEBLUEVIOLETYELLOWLIGHTBLUEBLUERepeat the operations A-B-C for setting the desired valuefrom 1 to 10 minutes.Standard setting: 5 minutes(Operation B)By pressing the keys + (increase) or – (decrease) a numberof times the parameter can be changed.VIOLETLIGHTBLUEYELLOWBLUECAUTION!DO NOT CHANGE THE PARAMETER41