Final Checks (With The Burner Working) - Riello RLAS 650/EV Installation, Use And Maintenance Instructions

5.8.4 Maximum/ low oil pressure switch
The low oil pressure switch (Fig. 52) is factory set to 145 PSI
(10 bar).
If the oil pressure goes down this value in the delivery piping, the
pressure switch stops the burner.
The max oil pressure switch (Fig. 52) is factory set to 115 PSI
(8 bar).
5.9

Final checks (with the burner working)

 Open the control limit operation
 Open the high limit operation
 Rotate the maximum gas pressure switch knob to the mini-
mum end-of-scale position
 Rotate the air pressure switch knob to the maximum end of
scale position
 Switch off the burner and disconnect the voltage
 Disconnect the minimum gas pressure switch
 Cover the flame sensor
Make sure that the mechanical locking systems on
the different adjustment devices are fully tightened.
WARNING
20142253
Start-up, calibration and operation of the burner
42
+

The burner must stop

The burner must stop in lockout

The burner must not start

The burner must stop in lockout due to firing failure
GB
D10627
-
-
Fig. 52
Tab. Q