Factory Wiring Diagram - Burner Mounted Lal Control - Riello Burners RL 70/2 Installation, Use And Maintenance Instructions

Factory Wiring Diagram
RL70 - 130 three phase with burner mounted Siemens LAL control
Continuous fan operation
Change the wire connection from terminal 7 to terminal 1, remove the jumper between terminals 12-13 and
the wire from terminal 13 of control box.
(A)
LAYOUT (A)
Burners RL 70 - 100 - 130
The flame safeguard is on burner mounted
•
Models RL 70 - 100 - 130 leave the factory preset for 208-230
V power supply.
•
If 460 V power supply is used, change the motor connection
from delta to star and change the setting of the thermal over-
load.
Key to Layout (A)
CMV - Motor contactor
DA - Control box
FR - Photocell
I1 - Switch: burner off - on
I2 - Switch: low - high fire operation
MV - Fan motor
MB - Burner terminal strip
P - Air pressure switch
TA - Ignition transformer
TB - Burner ground (earth) connection
V1 - Low fire solenoid valve
V2 - High fire solenoid valve
VS - Safety solenoid valve
RT - Thermal relay
13
D2428
D2872