Unigas PN91 Manual Of Installation - Use - Maintenance page 27

RN510
C.I.B. UNIGAS
27
A High flame lamp
B Low flame lamp
C Ignition transformer operation
CMF Manual operation switch
0= Off 1= High flame
2= Low flame 3= Automatic
D Fan motor thermal cutout intervention
E Burner lockout
F Burner in stand-by
IRA Auxiliary resistors wsitch
L Heavy oil solenoid lamp operation
N Contrlol box reset pushbutton
P Heating resistors safety thermostat
Q Pre-heating tank
R Modulator
T Main switch