Riello P200 T/N Installation, Use And Maintenance Instructions page 14

Thermostat
Motor
Ignition transformer
Pre-purge
st
1 stage valve
nd
2 stage valve
rd
3 stage valve
Lock-out lamp
(t ) Factory setting: 20 s.
x
This time determines the heavy oil tempera-
ture at ignition. It can be adjusted, accord-
ing to the fuel's viscosity, by the timer 22)
(Fig. 1).
The adjacent diagram shows the suggest-
ed settings.
t max = 60 s
x
Motor lock-out
It is caused by the over load relay when overload oc-
curs or no current supply.
Re-set: push button 7 and 10 (fig. 1)
NB.: Periodically clean the filter of the pre-heater tank.
rd
3 stage max.
nd
2 stage
st
1 stage
5832
CYCLE OF THE BURNER START-UP
Normal
THREE STAGE OPERATION
0
Lock-out because no ignition
12
D2848
D3211
Viscosity at 50°C (°E)