Riello TAU 150 UNIT, Руководство по установке и обслуживанию

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TECHNICAL ASSISTANCE SERVICE 66
REMOVING THE BURNER
4
6
2
1
3
5
Proceed as follows to remove the burner:
- Remove the front panel and the top panel from the boiler
- Lower the control panel as instructed in the "Electrical
connections" section
- Loosen the screws (1) securing the gas feed pipe to the
gas valve (2)
- Remove the comburent air pipe
- Disconnect the hose (4) from the boiler pressure switch
pressure measurement union
- Disconnect the connectors for the ignition electrode
and flame detection sensor
- Disconnect the cables from the fan and gas valve
- Remove the five bolts (5) securing the burner to the
combustion chamber. Remove the burner, taking care
not to damage the seal (6). The various components
(gas valve, venturi, fan) can now be removed
Reverse the above steps to fit the burner again.
Correct positioning of the ignition electrode and flame de-
tection sensor is essential for efficient ignition and com-
bustion.
Verify the state of wear and the positioning of the ignition
electrode and flame detection sensor according to the fi-
gure below. Replace if damaged or worn.
POSITIONING THE ELECTRODES
20°
67
29,5
20°
62
11
b
It is essential to respect the dimensions in the figure
FLAME DETECTION
SENSOR
IGNITION ELECTRODES