Opening The Burner; Closing The Burner - Riello RL 190 Installation, Use And Maintenance Instructions

Flame sensor (Fig. 23)
Clean the glass cover from any dust that may have accumulated.
Sensor 1) can be removed by pulling it outward forcefully.
Boiler
Clean the boiler as indicated in its accompanying instructions in
order to maintain all the original combustion characteristics in-
tact, especially the flue gas temperature and combustion cham-
ber pressure.
9.3

Opening the burner

Disconnect the electrical supply from the burner
by means of the main system switch.
DANGER
Turn off the fuel interception tap.
DANGER
Wait for the components in contact with heat
sources to cool down completely.
– Switch off the electrical power.
– Loosen screws 1) and withdraw the cover 2)
– Unscrew screw 3).
– Fit the two extensions 4) supplied with the burner onto the
slide bars 5)
– Pull part A backward keeping it slightly raised to avoid damag-
ing the disk 6) on blast tube 7).
9.4

Closing the burner

Refit following the steps described but in reverse order; refit all
burner components as they were originally assembled.
After carrying out maintenance, cleaning or
checking operations, reassemble the hood and all
the safety and protection devices of the burner.
Maintenance
Flame inspection window (Fig. 24)
Clean the glass.
1
D1254
Flexible hoses
Check to make sure that the flexible hoses are still in good con-
Fig. 23
dition.
Fuel tank
Approximately every 5 years, or whenever necessary, suck any
water or other impurities present on the bottom of the tank using
a separate pump.
21 GB
D709
Fig. 24
D1255
Fig. 25
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