Electrical System - Riello RL 70 Installation, Use And Maintenance Instructions

ELECTRICAL EQUIPMENT FACTORY-SET
(A)

ELECTRICAL SYSTEM

ELECTRICAL SYSTEM factory set
LAYOUT (A)
• Models RL 70 - 100 - 130 leave the factory
preset for 380V power supply.
• If 220V power supply is used, change the mo-
tor connection from star to delta and change
the setting of the thermal cut-out as well.
Key to layout (A)
CMV
FR
I1
I2
MB
MV
RMO88...
RT
TA
TB
V1
V2
VS
NOTE
For remote-reset, connect a push-button switch
(NO) between terminal 3 and neutral of the con-
trol box (terminals 15, 16, 17 and 18).
20083348
8
- Motor contactor
- Photocell
- Switch: burner off - on
- Switch: 1st - 2nd stage operation
- Terminal strip
- Fan motor
- Control box
- Thermal cut-out
- Ignition transformer
- Burner ground (earth) connection
- 1st stage solenoid valve
- 2nd stage solenoid valve
- Safety solenoid valve