18
D2815
LAYOUT (A)
Burner RL 190/M
Key to Layout (A)
CMV
- Motor contactor
DA
- Control box
FR
- Photocell
MB
- Terminal strip
MV
- Fan motor
PA
- Air pressure switch
PO
- High oil pressure switch
RT
- Thermal overload
S1
- Switch for following operations :
MAN = manual
AUT = automatic
OFF
S2
- Button for :
-
= power reduction
+ = power increase
SM
- Servomotor
TA
- Ignition transformer
TB
- Burner ground (earth) connection
VM
- Delivery pump valve
VS
- Delivery pump valve (safety valve)
VR
- Valve on nozzle return
Factory Wiring Diagram
RL 190/M with burner mounted Siemens LAL control
(A)
D2873
Continuous fan operation
Change the wire connection from terminal 7 to terminal 1, move the jumper from terminals 12-13 to terminals 4-12 and
remove the wire from terminal 13 of control box.
