Hydraulic Line Schema - Riello P 140 P/G Installation, Use And Maintenance Instructions

Normal
Remote control
Motor
Ignition transformer
Valves F - R - S
Flame
Lock-out
5 s
M
max
min
0
MOTOR LOCK-OUT: It is caused by the motor overload relay if, overload or no phase occurs.
Print on the data label, into the correspondent cell,
the kind of performance: two stage progressive or
modulating.

HYDRAULIC LINE SCHEMA

VS VF
FO
VR1
VR PO
C2
P
Cn - Control cams
FO - Oil filter
MM - Oil delivery pressure gauge
5480
BURNER START-UP PROGRAM
45 s 22,5 s
MM
SM
RO
C1
MR
Lock-out because no ignition
2,5 s
5 s 5 s
TIPO/TYP
N.
TIPE
÷
Combust.
max. visc.@
Heizöl/Fuel
REGOLAZIONE
LEISTUNGSREGELUNG
Oil pressure switch
If the back pressure in the fuel return line is too
MV
high, the pressure switch stops the burner.
Set by the factory at 1.5 bar.
If the burner is supplied through a ring system
with pressure "pa", it shall be set at "pa" + 1.5
bar.
If control box lock-out occurs (pos. P) push the
red button on the pressure switch for re-setting.
2583
MR - Oil return pressure gauge
P - Pump with filter and pressure regulator
RO - Oil return pressure regulator
13
GB
45 s 22,5 s
V~50 Hz
kg/h
°C 2 °
mm ( )
/ E
s
DUE STADI PROGRESSIVI
X
GLEITEND ZWEISTUFIG
MODULANTE
X
MODULIEREND
2,5 s
5 s
2582
kW
kW
RBL