baltur COMIST 20 Installation, Use And Maintenance Instruction Manual page 73

A1 EQUIPMENT
A4 ACCESSORY FOR UV
B1 PHOTORESISTOR / IONISATION ELECTRODE / UV
PHOTOCELL
H0 EXTERNAL LOCK INDICATOR LIGHT/ AUXILIARY
HEATING ELEMENT OPERATION LAMP
H1 OPERATION INDICATOR LIGHT
H10 "OIL WARNING LIGHT"
H11 "GAS WARNING LIGHT"
H2 LOCK-OUT INDICATOR LIGHT
K4 "FUEL CHANGE-OVER CONTACTOR"
MP PUMP MOTOR
MV FAN MOTOR
PA AIR PRESSURE SWITCH
PG GAS PRESSURE SWITCH
S1 START/STOP SWITCH
S2 RELEASE BUTTON
S6 FUEL SWITCH
TA IGNITION TRANSFORMER
TC BOILER THERMOSTAT
TS SAFETY THERMOSTAT
X1 BURNER TERMINAL BOARD
Y1/Y2 1st / 2nd STAGE SOLENOID VALVES
Y11 1st STAGE SOLENOID GAS VALVE
Z1 FILTER
GNYE GREEN / YELLOW
BU BLUE
BN BROWN
BK BLACK
BK* BLACK CONNECTOR WITH OVERPRINT
L1 - L2- L3 Phases
N - Neutral
Ground
Minimum ionisation current 200 μA
*For the remote fuel change-over automatic control, Open=Gas,
Closed=Diesel, set "S6" selector to "GAS" position.
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