Riello RLS 38/E Installation, Use And Maintenance Instructions page 17

Light oil direct ignition «Lo»,
«Lo mod», «Lo 2-stage», «Lo 3-stage»
Control thermostat or pressurestat (R) ON
POC (alternative to pressure switch-max (Pmax)
S8170
Technical description of the burner
Air pressure switch (LP)
p
P
P
Fan motor (M)
Ignition transformer (Z)
Fuel valve 1 (V1)
Fuel valve 2 (V2)
Alarm (AL)
0°
Required position
0°
Required position
0°
Required position
t1
5 s
15 GB
Operation
Fig. 8
20027066