Riello RLS 28 Installation, Use And Maintenance Manual page 18

Factory Wiring Diagram RLS 28 - 38
With burner mounted Siemens LFL control
(A)
Burners RLS 28 - 38
Key to layout (A)
C1 - Fan motor capacitor
C2 - Pump motor capacitor
CMV - Motor contactor
K1 - Relay
DA - LFL Control box
S1 - Switch for following operations:
MAN = manual
AUT = automatic
OFF
S2 - Button for:
- = power reduction
+ = power increaser
Continuous fan operation
Change the wire connection from terminal 6 to terminal 1, move the jumper from
terminals 12-13 to terminals 4-12 and change the K1 - 9 wire connection from terminal
A2 of of the motor contactor to terminal 6 of the control box, as indicated below.
S3 - OIL/GAS selector
MA - Auxiliary terminal strip
MB - Burner terminal strip
MV - Fan motor
MP - Pump motor
PA - Air pressure switch
PO - Oil pressure switch
RT - Thermal overload
SM - Servomotor
TA - Ignition transformer
TB - Burner ground
UV - UV scanner
V1 - Low fire oil valve
V2 - High fire oil valve
VS - Safety oil valve
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