Opening The Burner; Closing The Burner - Riello RL 70/M Installation, Use And Maintenance Instructions

8.2.3 Safety components
The safety components should be replaced at the end of their life
cycle indicated in the following table.
The specified life cycles do not refer to the warranty terms
indicated in the delivery or payment conditions.
8.3

Opening the burner

Disconnect the electrical supply from the burner
by means of the main system switch.
DANGER
Close the fuel shut-off valve.
DANGER
Wait for the components in contact with heat
sources to cool down completely.
To open the burner, proceed as follows:
– Switch off the electrical power;
– loosen screws 1) and withdraw the cover 2);
– unscrew screws 3);
– fit the two extensions 4) supplied with the burner onto the slide
bars 5) (models with 385 mm blast tube);
– pull part A backward keeping it slightly raised to avoid damag-
ing the disk 6) on blast tube 7).
8.4

Closing the burner

Refit following the steps described but in reverse order; refit all
burner components as they were originally assembled.
Maintenance
Safety
component
Flame control
Flame sensor
Gas valves (solenoid)
Pressure switches
Pressure adjuster
Servomotor (electronic cam)
Oil valve (solenoid)
Oil regulator
Pipes/ oil fittings (metallic)
Flexible hoses (if present)
Fan impeller
2
1
20169281
After carrying out maintenance, cleaning or
checking operations, reassemble the cover and
all the safety and protection devices of the burner.
31 GB
Life cycle
10 years or 250,000
operation cycles
10 years or 250,000
operation cycles
10 years or 250,000
operation cycles
10 years or 250,000
operation cycles
15 years
10 years or 250,000
operation cycles
10 years or 250,000
operation cycles
10 years or 250,000
operation cycles
10 years
5 years or 30,000 pressurised
cycles
10 years or 500,000 start-ups
5
3 1 4
A
6
Fig. 39
20166443
Tab. L
7